Category: Updates

Short items of interest to the interstellar exploration community.

December 6, 2021 Updates

Evaluation of solid-core thermal antimatter propulsion concepts https://www.sciencedirect.com/science/article/abs/pii/S0094576521005865 Optimal Strategies for Exploring Nearby Stars Https://Www.Centauri-Dreams.Org/2021/12/03/Optimal-Strategies-For-Exploring-Nearby-Stars/ Cold Fusion Based on Matter-Antimatter Plasma Formed in Molecular Crystals https://www.scirp.org/journal/paperinformation.aspx?paperid=113417 PGNets: Planet mass prediction…

December 3, 2021 updates

GJ 367b: A dense, ultrashort-period sub-Earth planet transiting a nearby red dwarf star https://www.science.org/doi/10.1126/science.aay3253 Around Distant Suns: Stories Inspired by the St Andrews Centre for Exoplanet Science https://www.amazon.com/Around-Distant-Suns-Inspired-Exoplanet/dp/1911486659 If Loud…

December 1, 2021 updates

In Situ Formation of Super-Earth/Sub-Neptune Driven by the Planetary Rotation https://iopscience.iop.org/article/10.3847/1538-4357/ac2cc5 Estimating photoevaporative mass loss of exoplanets with PLATYPOS https://onlinelibrary.wiley.com/doi/10.1002/asna.20210105 The GALAH Survey: Improving our understanding of confirmed and candidate…

November 29, 2021 Updates

Chemical abundances of 1111 FGK stars from the HARPS GTO planet search program – IV. Carbon and C/O ratios for Galactic stellar populations and planet hosts https://www.aanda.org/articles/aa/abs/2021/11/aa41588-21/aa41588-21.html Inflated Eccentric Migration…

November 26, 2021 updates

JWST undamaged from payload processing incident https://spacenews.com/jwst-undamaged-from-payload-processing-incident/ An upper limit on late accretion and water delivery in the TRAPPIST-1 exoplanet system https://www.nature.com/articles/s41550-021-01518-6 Application of the mixing length theory to assess…

November 25, 2021 updates

Cross-sections for heavy atmospheres: H2O continuum https://www.sciencedirect.com/science/article/abs/pii/S0022407321005045 Methanol at the Edge of the Galaxy: New Observations to Constrain the Galactic Habitable Zone https://iopscience.iop.org/article/10.3847/1538-4357/ac27a6 Disintegrating Exoplanets: Creating Size Constraints by Statistically…

November 23, 2021 updates

NASA Provides Update on Webb Telescope Launch https://blogs.nasa.gov/webb/2021/11/22/nasa-provides-update-on-webb-telescope-launch/ False biosignatures on Mars: anticipating ambiguity https://pubs.geoscienceworld.org/jgs/article/doi/10.1144/jgs2021-050/609631 Terraforming Mars (Astrobiology Perspectives on Life in the Universe) http://www.scrivenerpublishing.com/cart/title.php?id=637 Scaling K2. IV. A Uniform…

November 22, 2021 Updates

Detection of pre-industrial societies on exoplanets – ERRATUM https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/detection-of-preindustrial-societies-on-exoplanets-erratum/E3B1C3CF9641609E909FCCE52C026F7E Game Theory in Space: The Equilibrium State of The Universe and Its Implications in Space Law https://static1.squarespace.com/static/5c79f25151f4d4725a651548/t/612fd85d2aa7eb15e71dce9d/1630525533148/Game+Theory+in+Space_+The+Equilibrium+State+of+The+Universe+and+Its+Implications+in+Space+Law.pdf Who Will Rise To…

November 19, 2021 updates

The Onset of a Globally Ice-covered State for a Land Planet https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2021JE006975 Coronal Mass Ejections and Exoplanets: A Numerical Perspective hhttps://arxiv.org/abs/2111.09704 Exoplanetary Interiors https://arxiv.org/abs/2111.09357 Stellar rotation and its connection to…

November 18, 2021 updates

Nii: a Bayesian orbit retrieval code applied to differential astrometry https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab3317/6430178 Secular chaos in white-dwarf planetary systems: origins of metal pollution and short-period planetary companions https://arxiv.org/abs/2111.08716 The HD 137496 system:…

November 17, 2021 updates

The Worlds Next Door: Looking for Habitable Planets Around Alpha Centauri https://breakthroughinitiatives.org/news/34 NASA’s James Webb Space Telescope Primed to Lift the Haze Surrounding Sub-Neptunes https://www.nasa.gov/feature/goddard/2021/nasa-james-webb-space-telescope-primed-to-lift-the-haze-surrounding-sub-neptunes On the Use of Evidence…

November 16, 2021 updates

Developing An Interferometric SETI Capability Using e-MERLIN https://www.research.manchester.ac.uk/portal/en/theses/developing-an-interferometric-seti-capability-using-emerlin(3fa9a27f-9b3d-4b17-8cd6-c519d4f4ab29).html Exoplanet biosignatures https://academic.oup.com/astrogeo/article-abstract/62/6/6.26/6428181 No Sub-Saturn-mass Planet Desert in the CORALIE/HARPS Radial-velocity Sample https://iopscience.iop.org/article/10.3847/1538-3881/ac2a2b A General Origin for Multiplanetary Systems With Significantly Misaligned…

November 15, 2021 Updates

Crystalline ices – Densities and comparisons for planetary and interstellar applications https://www.sciencedirect.com/science/article/pii/S0019103521004462 A comprehensive review of Electric Solar Wind Sail concept and its applications https://www.sciencedirect.com/science/article/abs/pii/S0376042121000683 The Obliquity of HIP 67522…

November 12, 2021 updates

Transiting Exoplanet Survey Satellite (TESS) Observations of Flares and Quasi-Periodic Pulsations from Low-Mass Stars and Potential Impact on Exoplanets https://link.springer.com/article/10.1007/s11207-021-01899-x Atmospheric oxygenation of the early earth and earth-like planets driven…

November 11, 2021 updates

Habitability Is Binary, But It Is Used by Astrobiologists to Encompass Continuous Ecological Questions https://liebertpub.com/doi/10.1089/ast.2021.0038 Irradiation-driven escape of primordial planetary atmospheres – I. The ATES photoionization hydrodynamics code https://www.aanda.org/articles/aa/full_html/2021/11/aa41497-21/aa41497-21.html Contaminante:…

November 10, 2021 updates

The ‘Breaking The Chains’ migration model for super-Earths formation: the effect of collisional fragmentation https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab3203/6424291 INCREASE: An updated model suite to study the INfluence of Cosmic Rays on Exoplanetary AtmoSpherEs…

November 9, 2021 updates

Warp drive dynamic solutions considering different fluid sources https://arxiv.org/abs/2111.01298 Gravity beyond Einstein? Part III: numbers and coupling constants, contradictory experiments, hypercomplex gravity like-fields, propellantless space propulsion https://www.degruyter.com/document/doi/10.1515/zna-2021-0147/html Bacterial Growth in…

November 8, 2021 Updates

Tidal Response and Shape of Hot Jupiters https://iopscience.iop.org/article/10.3847/1538-4357/ac1a72 CI Tau: A Controlled Experiment in Disk–Planet Interaction https://iopscience.iop.org/article/10.3847/2041-8213/ac32df A Mid-Infrared Study of Directly-Imaged Planetary-Mass Companions using Archival Spitzer/IRAC Images Https://Arxiv.Org/Abs/2111.03087 Narrow…

November 5, 2021 updates

Pathways to Discovery in Astronomy and Astrophysics for the 2020s https://www.nap.edu/catalog/26141/pathways-to-discovery-in-astronomy-and-astrophysics-for-the-2020s To Find Life on Other Planets, NASA Rocket Team Looks to the Stars https://www.nasa.gov/feature/goddard/2021/to-find-life-on-other-planets-nasa-rocket-team-looks-to-the-stars An Examination Of The Fermi…

November 4, 2021 updates

Fast interstellar space travel by reduced mass via 5D Electromagnetism https://arc.aiaa.org/doi/10.2514/6.2021-4002 Extreme solar sailing for fast transit exploration of solar system and interstellar medium https://arc.aiaa.org/doi/10.2514/6.2021-4227 Contemplating Relativistic and Warp Speeds:…

November 2, 2021 updates

Metasurface Laser Lightsails https://ieeexplore.ieee.org/abstract/document/9577132 Antimatter as an Energy Source https://www.ijres.org/papers/Volume-9/Issue-10/Ser-3/I09105055.pdf Changes in Blood Biomarkers of Brain Injury and Degeneration Following Long-Duration Spaceflight https://jamanetwork.com/journals/jamaneurology/article-abstract/2784623 A Search for Planetary Metastable Helium Absorption…

November 1, 2021 Updates

Updates Monday 11/01/21 No Redetections of blc1 in 39 hr of Reobservation Campaigns of Proxima Centauri https://iopscience.iop.org/article/10.3847/2515-5172/ac33b2 An approximate superposition method to obtain a planet’s orbit https://iopscience.iop.org/article/10.1088/1361-6404/ac2e70 Boundary Layer Circumplanetary Accretion:…

October 29, 2021 updates

prose: A Python framework for modular astronomical images processing https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab3113/6414007 Was Venus Ever Habitable? Constraints from a Coupled Interior–Atmosphere–Redox Evolution Model https://iopscience.iop.org/article/10.3847/PSJ/ac2580 Hidden water in magma ocean exoplanets https://arxiv.org/abs/2110.15069 Exoplanet…

October 28, 2021 updates

A solar C/O and sub-solar metallicity in a hot Jupiter atmosphere https://www.nature.com/articles/s41586-021-03912-6 Call for a framework for reporting evidence for life beyond Earth https://www.nature.com/articles/s41586-021-03804-9.epdf A birth-death-migration model for life in…

October 27, 2021 updates

The Rossiter–McLaughlin effect revolutions: an ultra-short period planet and a warm mini-Neptune on perpendicular orbits https://www.aanda.org/articles/aa/full_html/2021/10/aa41527-21/aa41527-21.html CARMENES detection of the Ca II infrared triplet and possible evidence of He I in the…

October 26, 2021 updates

The Five Great Human Challenges to Make Space and Interstellar Travels https://blogdefalcoforado.wordpress.com/2021/09/24/the-five-great-human-challenges-to-make-space-and-interstellar-travels/ Our Place in the Universe – II https://link.springer.com/book/10.1007/978-3-030-80260-8 Directed Energy Accelerated Lightsails https://www.researchsquare.com/article/rs-943018/v1 A radio technosignature search towards…

October 25, 2021 Updates

The Alien Communication Handbook https://link.springer.com/book/10.1007/978-3-030-74845-6 Zodiacal Exoplanets in Time (ZEIT) XII: A Directly-Imaged Planetary-Mass Companion to a Young Taurus M Dwarf Star https://arxiv.org/abs/2110.08655 In Search of Plan(et) B: Irrational Rationality,…

October 22, 2021 updates

A unique hot Jupiter spectral sequence with evidence for compositional diversity https://www.nature.com/articles/s41550-021-01455-4 Investigation of Orbital Decay and Global Modeling of the Planet WASP-43 b https://iopscience.iop.org/article/10.3847/1538-3881/ac1baf TOI-2285b: A 1.7 Earth-radius Planet…

October 21, 2021 updates

Carbon monoxide gas produced by a giant impact in the inner region of a young system https://www.nature.com/articles/s41586-021-03872-x NEID Spectrometer Lights Up Path to Exoplanet Exploration https://www.nasa.gov/feature/goddard/2021/neid-spectrometer-lights-up-path-to-exoplanet-exploration http://ngts.planethunters.org/ Planet Hunters Next-Generation…

October 20, 2021 updates

The Effects of Planetary and Stellar Parameters on Brittle Lithospheric Thickness https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2021JE006952 TOI-216: Resonant Constraints on Planet Migration https://arxiv.org/abs/2110.09577 Updated Studies on Exomoons in the HD 23079 System https://arxiv.org/abs/2110.10013

October 19, 2021 updates

OGLE-2019-BLG-0304: Competing Interpretations between a Planet–binary Model and a Binary-source + Binary-lens Model https://iopscience.iop.org/article/10.3847/1538-3881/ac1c09 HD207897 b: A dense sub-Neptune transiting a nearby and bright K-type star https://arxiv.org/abs/2110.08597 SOLES II: The…

October 15, 2021 updates

Old Neighbors, New Neighbors: Terrestrial Nonhuman Persons and SETI https://www.tandfonline.com/doi/abs/10.1080/14746700.2021.1982253 Planet Formation and Panspermia: New Prospects for the Movement of Life through Space https://onlinelibrary.wiley.com/doi/book/10.1002/9781119640912 Phosphorus in the Clouds of Venus:…

October 14, 2021 updates

Day–night cloud asymmetry prevents early oceans on Venus but not on Earth https://www.nature.com/articles/s41586-021-03873-w A Jovian analogue orbiting a white dwarf star https://www.nature.com/articles/s41586-021-03869-6 Super stellar abundances of alkali metals suggest significant…

October 13, 2021 updates

Sensitivity to habitable planets in the Roman microlensing survey https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2942/6395327 Another super-dense sub-Neptune in K2-182 b and refined mass measurements for K2-199 b and c https://arxiv.org/abs/2110.05502 Modeling the high-resolution emission…

October 12, 2021 updates

Nauyaca: a new tool to determine planetary masses and orbital elements through transit timing analysis https://arxiver.moonhats.com/2021/10/11/nauyaca-a-new-tool-to-determine-planetary-masses-and-orbital-elements-through-transit-timing-analysis-epa/ Relativistic Braking and Power Generation through Stellar Magnetic Fields via Eddy Current Forces https://www.researchgate.net/profile/Colin-Warn/publication/354894913_Relativistic_Braking_and_Power_Generation_through_Stellar_Magnetic_Fields_via_Eddy_Current_Forces/links/615322c5154b3227a8b6ea54/Relativistic-Braking-and-Power-Generation-through-Stellar-Magnetic-Fields-via-Eddy-Current-Forces.pdf…

October 11, 2021 Updates

Disks in close binary stars – γ-Cephei revisited https://www.aanda.org/articles/aa/abs/2021/10/aa41248-21/aa41248-21.html A multiwavelength analysis of the spiral arms in the protoplanetary disk around WaOph 6 https://www.aanda.org/articles/aa/full_html/2021/10/aa40783-21/aa40783-21.html The mass of β Pictoris c…

October 8, 2021 updates

The key impact of the host star’s rotational history on the evolution of TOI-849b https://www.aanda.org/articles/aa/full_html/2021/10/aa41734-21/aa41734-21.html Carbon Cycling and Habitability of Massive Earth-like Exoplanets https://iopscience.iop.org/article/10.3847/PSJ/ac24aa The Criterion for Chaos in Three-Planet…

October 7, 2021 updates

Observational and Theoretical Studies of Radio Technosignatures and Pulsars https://www.proquest.com/openview/360b62925791845a8b43d3c861624769/1 Photoevaporation versus core-powered mass-loss: model comparison with the 3D radius gap https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2897/6383001 pyaneti II: A multi-dimensional Gaussian process approach to…

October 6, 2021 updates

NASA Scientist Looks to AI, Lensing to Find Masses of Free-Floating Planets https://www.nasa.gov/feature/goddard/2021/scientist-looks-to-ai-lensing-to-find-masses-of-free-floating-planets Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex…

October 5, 2021 updates

Planets and life https://www.degruyter.com/document/doi/10.1051/978-2-7598-2570-7/html Potential for Phototrophy in Venus’ Clouds https://liebertpub.com/doi/10.1089/ast.2021.0032 Detecting Oceans on Exoplanets with Phase-Dependent Spectral Principal Component Analysis https://arxiv.org/abs/2109.11062 The K2-OjOS Project: New and Revisited Planets and…

October 4, 2021 updates

Astrobiology Perspectives on Life in the Universe https://www.amazon.com/dp/B09HMRCL53 Introducing the Venus Collection—Papers from the First Workshop on Habitability of the Cloud Layer https://liebertpub.com/doi/10.1089/ast.2021.0142 NASA Confirms Roman Mission’s Flight Design in…

September 30, 2021 Updates

Confirmation of a Dynamical Model for the TRAPPIST-1 Exoplanetary System https://iopscience.iop.org/article/10.3847/2515-5172/ac2a4a The Magellan-TESS Survey. I. Survey Description and Midsurvey Results https://iopscience.iop.org/article/10.3847/1538-4365/ac0f0a TESS Data for Asteroseismology: Photometry https://iopscience.iop.org/article/10.3847/1538-3881/ac09f1 Diving Beneath the…

September 29, 2021 Updates

Phosphine Generation Pathways on Rocky Planets https://www.liebertpub.com/doi/abs/10.1089/ast.2021.0034 Hot Jupiter formation in dense clusters: secular chaos in multi-planetary systems https://arxiv.org/abs/2109.13248 SCExAO, a testbed for developing high-contrast imaging technologies for ELTs https://arxiv.org/abs/2109.13353…

September 27, 2021 Updates

The 12CO/13CO isotopologue ratio of a young, isolated brown dwarf. Possibly distinct formation pathways of super-Jupiters and brown dwarfs https://arxiv.org/abs/2109.11569 Formation of polar terrestrial circumbinary planets https://arxiv.org/abs/2109.11653 Reflected spectroscopy of…

September 23, 2021 Updates

Solar Neighborhood Exoplanet Host Stars within a Galactic Context https://iopscience.iop.org/article/10.3847/2515-5172/ac283d On the Demographics of Exoplanet Host Stars https://iopscience.iop.org/article/10.3847/2515-5172/ac2893 Polarization Measurements of Selected Young Stars with Circumstellar Dusty Disks https://iopscience.iop.org/article/10.3847/2515-5172/ac2822 Masses…

September 22, 2021 updates

Identifying Potential Exomoon Signals with Convolutional Neural Networks https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2694/6373454 Spitzer Phase-curve Observations and Circulation Models of the Inflated Ultrahot Jupiter WASP-76b https://iopscience.iop.org/article/10.3847/1538-3881/ac0e30 Astrobiology: Science, Ethics, and Public Policy https://onlinelibrary.wiley.com/doi/book/10.1002/9781119711186 A…

September 21, 2021 updates

GW Ori: circumtriple rings and planets https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2624/6371904? Giant Outer Transiting Exoplanet Mass (GOT ‘EM) Survey. II. Discovery of a Failed Hot Jupiter on a 2.7 Yr, Highly Eccentric Orbit https://iopscience.iop.org/article/10.3847/1538-3881/ac134b…

September 20, 2021 updates

Design of a Spacecraft Prototype for Interstellar Journey Using Existing Methods of Propulsion https://upcommons.upc.edu/handle/2117/351148 The Problem of Micrometeorite Impacts in Relativistic Interstellar Journeys https://www.researchgate.net/publication/354374725_THE_PROBLEM_OF_MICROMETEORITE_IMPACTS_IN_RELATIVISTIC_INTERSTELLAR_JOURNEYS_An_evaluation_of_a_great_problem_to_reach_the_stars_The_High_SpeedHigh_Kinetic_Energy_micrometeorite_impacts_on_Route_repres Radius and Mass Distribution of Ultra-short-period…

September 16, 2021 updates

SETI as a Central Project: An Addendum to Space Development Futures https://www.centauri-dreams.org/2021/09/10/seti-as-a-central-project-an-addendum-to-space-development-futures/ Exosphere Modeling of Proxima b: A Case Study of Photochemical Escape with a Venus-like Atmosphere https://arxiv.org/abs/2109.06963 Three faint-source…

September 15, 2021 updates

High Altitude Limits of Living Things https://liebertpub.com/doi/10.1089/ham.2020.0212 Intermittent Signals and Planetary Days in SETI https://arxiv.org/abs/2109.06175 Not the Birth Cluster: the Stellar Clustering that Shapes Planetary Systems is Generated by Galactic-Dynamical…

September 14, 2021 updates

Non-LTE spectroscopy of methane in hypersonic flow for the characterisation of hot Jupiters https://tel.archives-ouvertes.fr/tel-03341145/document Antennas searching for extraterrestrials threatened by wildfire https://www.seti.org/press-release/antennas-searching-et-threatened-wildfire Q2 2021 Activity Report of the SETI Institute…

September 13, 2021 updates

Origins space telescope: from first light to life https://link.springer.com/article/10.1007/s10686-021-09782-0 Erosion of Icy Interstellar Objects by Cosmic Rays and Implications for `Oumuamua https://arxiv.org/abs/2109.04494 Flares Big and Small: a K2 and TESS…

September 10, 2021 updates

Observability of temperate exoplanets with Ariel https://link.springer.com/article/10.1007/s10686-021-09793-x Detection of Ionized Calcium in the Atmosphere of the Ultra-Hot Jupiter WASP-76b https://arxiv.org/abs/2109.04373 A Lyman-alpha transit left undetected: the environment and atmospheric behavior…

September 9, 2021 updates

Advances in Deep Space Exploration via Simulators and Machine Learning https://escholarship.org/uc/item/5xt0p78s Targeted launch date for Webb: 18 December 2021 https://www.esa.int/Science_Exploration/Space_Science/Webb/Targeted_launch_date_for_Webb_18_December_2021 Scaling laws for stagnant-lid convection with a buoyant crust https://academic.oup.com/gji/advance-article-abstract/doi/10.1093/gji/ggab366/6366931…

September 8, 2021 updates

Correcting the effect of stellar spots on ARIEL transmission spectra II. The limb darkening effect https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2509/6366251 A colour portrait of the interstellar comet 2I/Borisov https://www.sciencedirect.com/science/article/abs/pii/S003206332100180X Simulating starspot activity jitter for…

September 7, 2021 updates

Frontier Research in Astrophysics in the Gravitational Wave Era-II (Exoplanets and Emergence of Life) https://www.astroscu.unam.mx/rmaa/RMxAC..53/PDF/RMxAC..53_Sabau+Giovanelli-XLII.pdf Peaceful Use of Lasers in Space: Context-Based Legitimacy in Global Governance of Large Technical Systems…

September 3, 2021 updates

Astrophotonics: astronomy and modern optics https://link.springer.com/article/10.1007/s00159-021-00134-7 JexoSim 2.0: End-to-End JWST Simulator for Exoplanet Spectroscopy — Implementation and Case Studies https://arxiv.org/abs/2109.00561 Cold Stop and Lyot Stop Designs for a New Infrared…

August 31, 2021 updates

Astrotheology’s contribution to public theology: From the extraterrestrial intelligence myth to astroethics https://hts.org.za/index.php/hts/article/view/6855 Closed-form ab initio solutions of geometric albedos and reflected light phase curves of exoplanets https://www.nature.com/articles/s41550-021-01444-7 Characterizing Undetected…

August 30, 2021 updates

The 2021 Assembly of the Order of the Octopus https://zenodo.org/communities/octopusassembly2021/?page=1&size=20 Scientific Targets of Tanpopo: Astrobiology Exposure and Micrometeoroid Capture Experiments at the Japanese Experiment Module Exposed Facility of the International…

August 26, 2021 updates

A Lattice Boltzmann Scheme for Polarized Radiative Transfer in Planetary Atmospheres https://iopscience.iop.org/article/10.3847/1538-3881/ac0c76 No Large Dependence of Planet Frequency on Galactocentric Distance https://iopscience.iop.org/article/10.3847/2041-8213/ac17ec Habitability and Biosignatures of Hycean Worlds https://arxiv.org/abs/2108.10888 Constraining…

August 25, 2021 updates

Wavelength dependent transit depth of HATS-5b: a haze dominant atmosphere? https://link.springer.com/article/10.1007/s10509-021-03989-5 Erratum: “Vertical Tracer Mixing in Hot Jupiter Atmospheres” https://iopscience.iop.org/article/10.3847/1538-4357/ac1cdc Erratum: “Atmospheric Circulation of Hot Jupiters: Dayside–Nightside Temperature Differences. II.…

August 24, 2021 updates

The Architectures of Planetary Systems: Population Synthesis Meets Observations https://archiv.ub.uni-heidelberg.de/volltextserver/30280/1/thesis_Martin_Schlecker_examiners.pdf The Impact of Intrinsic Magnetic Field on the Absorption Signatures of Elements Probing the Upper Atmosphere of HD209458b https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2366/6356578 A…

August 23, 2021 updates

Evaluating the Microbial Habitability of Rogue Planets and Proposing Speculative Scenarios on How They Might Act as Vectors for Panspermia https://www.mdpi.com/2075-1729/11/8/833 Anomalous Stellar Acceleration: Causes And Consequences https://bis-space.com/shop/product/anomalous-stellar-acceleration-causes-and-consequences/ Comparison of…

August 20, 2021 updates

Belatedly Habitable Planets https://iopscience.iop.org/article/10.3847/2515-5172/ac1ea2 Why Geosciences and Exoplanetary Sciences Need Each Other https://arxiv.org/abs/2108.08382 Compositional Diversity of Rocky Exoplanets https://arxiv.org/abs/2108.08383 Exogeology from Polluted White Dwarfs https://arxiv.org/abs/2108.08384 The Diversity of Exoplanets: From…

August 19, 2021 updates

Instability times in the HD 181433 exoplanetary system https://www.aanda.org/articles/aa/abs/2021/08/aa41300-21/aa41300-21.html A search for transiting companions in the J1407 (V1400 Cen) system https://www.aanda.org/articles/aa/abs/2021/08/aa40768-21/aa40768-21.html Long-term stability of planets in and around binary stars…

August 18, 2021 updates

High-contrast imaging at ten microns: A search for exoplanets around Eps Indi A, Eps Eri, Tau Ceti, Sirius A, and Sirius B https://www.aanda.org/articles/aa/abs/2021/08/aa40529-21/aa40529-21.html Experimental constraints on solid nitride phases in…

August 17, 2021 updates

An integrable model for first-order three-planet mean motion resonances https://link.springer.com/article/10.1007/s10569-021-10035-7 Close substellar-mass companions in stellar wide binaries: Discovery and characterization with APOGEE and Gaia DR2 https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2349/6352986 Exoplanet in the triple…

August 13, 2021 updates

Habitability Models for Astrobiology https://arxiv.org/abs/2108.05417 37 New Validated Planets in Overlapping K2 Campaigns https://arxiv.org/abs/2108.05621 Stellar versus Galactic: The intensity of energetic particles at the evolving Earth and young exoplanets https://arxiv.org/abs/2108.05739…

August 12, 2021 updates

Wobbling towards the Future: Applications of the Radial Velocity Technique to Detect Ever-Smaller Exoplanets https://www.proquest.com/openview/7330461ee203c9fae15d89d272d9418a/ TauREx 3: A Fast, Dynamic, and Extendable Framework for Retrievals https://iopscience.iop.org/article/10.3847/1538-4357/ac0252 Ross 19B: An Extremely…

August 11, 2021 updates

ExoClock project: an open platform for monitoring the ephemerides of Ariel targets with contributions from the public https://link.springer.com/article/10.1007/s10686-020-09696-3 Dust Production of Interstellar Comet 2I/Borisov Throughout Perihelion https://iopscience.iop.org/article/10.3847/1538-3881/ac0fd8 Obliquity and Eccentricity…

August 10, 2021 updates

Exploration of the solar system and beyond using a thermonuclear fusion drive https://arxiv.org/abs/2108.01689 A Proposed Geobiology-Driven Nomenclature for Astrobiological In Situ Observations and Sample Analyses https://liebertpub.com/doi/10.1089/ast.2020.2318 Did Solid Surfaces Enable…

August 9, 2021 updates

The Benefits of Spin Polarization for Fusion Propulsion https://arxiv.org/abs/2108.01211 Phosphine and nitrous oxide as false-positive biosignature gases in planetary spectra https://dspace.cuni.cz/handle/20.500.11956/128311 How the Geomagnetic Field Influences Life on Earth –…

August 6, 2021 updates

Ultra-short-period Planets in K2. III. Neighbors are Common with 13 New Multiplanet Systems and 10 Newly Validated Planets in Campaigns 0–8 and 10 https://iopscience.iop.org/article/10.3847/PSJ/ac0ea0 TESS-Keck Survey IX: Masses of Three…

August 5, 2021 updates

Warm terrestrial planet with half the mass of Venus transiting a nearby star https://doi.org/10.1051/0004-6361/202140728 Giant white-light flares on fully convective stars occur at high latitudes https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2159/6339287 Habitable zones with an…

August 4, 2021 updates

The Alien Communication Handbook https://www.springer.com/gp/book/9783030748449 Space and Society https://www.springer.com/series/11929 Understanding the Diversity of Planetary Atmospheres https://www.springer.com/gp/book/9789402421255 Dynamics of Colombo’s Top: Tidal Dissipation and Resonance Capture, With Applications to Oblique Super-Earths,…

August 3, 2021 updates

Worldline numerics applied to custom Casimir geometry generates unanticipated intersection with Alcubierre warp metric https://epjc.epj.org/articles/epjc/abs/2021/07/10052_2021_Article_9484/10052_2021_Article_9484.html Filling the Vacuum: Adapting International Space Law to Meet the Pressures Created by Private Space…

August 2, 2021 updates

Electrodynamic Tethers For Deep Space Missions https://repository.tudelft.nl/islandora/object/uuid:72eae2d2-d25a-41d9-a9c8-3e0a1c294d49 Chronos – take the pulse of our galactic neighbourhood https://link.springer.com/article/10.1007/s10686-021-09733-9 Magnetic Deflection of a Low-Temperature Plasma Jet for a Magnetic Nozzle for Pulsed…

July 30, 2021 updates

Continued development of the pulsed magnetic nozzle for the Pulsed Fission Fusion (PuFF) vehicle https://arc.aiaa.org/doi/10.2514/6.2021-3608 Experimental Validation Testing of a Paired-Particle Matter/Anti-Matter Propulsion System, with Proposed Project Management https://arc.aiaa.org/doi/10.2514/6.2021-3251 Numerical…

July 28, 2021 updates

Oxygenation, Life, and the Planetary System during Earth’s Middle History: An Overview https://liebertpub.com/doi/10.1089/ast.2020.2418 Assessment of Ammonia as a Biosignature Gas in Exoplanet Atmospheres https://arxiv.org/abs/2107.12424 The Keck Planet Imager and Characterizer:…

July 27, 2021 updates

The Galileo Project https://projects.iq.harvard.edu/galileo For the 71st IAC System Engineering a Solar Thermal Propulsion Mission Concept for Rapid Interstellar Medium Access https://link.springer.com/article/10.1007/s42423-021-00077-2 TOI-1259Ab – a gas giant planet with 2.7…

July 26, 2021 updates

Interior heating and outgassing of Proxima Centauri b: Identifying critical parameters https://www.aanda.org/articles/aa/abs/2021/07/aa40176-20/aa40176-20.html Observational Consequences of Shallow-water Magnetohydrodynamics on Hot Jupiters https://arxiv.org/abs/2107.10848 Weather on Other Worlds. VI. Optical Spectrophotometry of Luhman…

July 23, 2021 updates

A Framework for Investigating Rules of Life by Establishing Zones of Influence https://academic.oup.com/icb/advance-article-abstract/doi/10.1093/icb/icab169/6326619 Which Milky Way Globular Clusters Might Have Favored an Extraterrestrial Civilization? https://iopscience.iop.org/article/10.3847/2515-5172/ac1602 Chemical equilibrium between Cores, Mantles,…

July 22, 2021 updates

Algorithmic Speedups and Posterior Biases from Orbit Fitting of Directly Imaged Exoplanets in Cartesian Coordinates https://iopscience.iop.org/article/10.3847/2515-5172/ac151d Laplace surface dynamics, revisited: satellites, exo-planets and debris with distant, eccentric companions https://arxiv.org/abs/2107.09682 Limits…

July 21, 2021 updates

Phosphine on Venus Cannot Be Explained by Conventional Processes https://liebertpub.com/doi/10.1089/ast.2020.2352 The NEID Spectrograph https://neid.psu.edu/ Constraints on the nearby exoplanet ϵ Indi Ab from deep near- and mid-infrared imaging limits https://www.aanda.org/articles/aa/abs/2021/07/aa40730-21/aa40730-21.html…

July 20, 2021 updates

A differentiable N-body code for transit timing and dynamical modeling – I. Algorithm and derivatives https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2044/6324024 Super-Earths and Sub-Neptunes Are Insensitive to Stellar Metallicity https://iopscience.iop.org/article/10.3847/1538-3881/ac0431 Wolf 503 b: Characterization of…

July 19, 2021 updates

Water activity in Venus’s uninhabitable clouds and other planetary atmospheres https://www.nature.com/articles/s41550-021-01391-3 SETI in 2020 https://arxiv.org/abs/2107.07512 The Magnetic Mechanism for Hotspot Reversals in Hot Jupiter Atmospheres https://arxiv.org/abs/2107.07515 Hiding Planets Near and…

July 15, 2021 updates

The 13CO-rich atmosphere of a young accreting super-Jupiter https://www.nature.com/articles/s41586-021-03616-x MOA-2007-BLG-400 A Super-Jupiter-mass Planet Orbiting a Galactic Bulge K-dwarf Revealed by Keck Adaptive Optics Imaging https://iopscience.iop.org/article/10.3847/1538-3881/abfec5 Exoplanets with ELT-METIS I: Estimating…

July 14, 2021 updates

Exobiology of the Venusian Clouds: New Insights into Habitability through Terrestrial Models and Methods of Detection https://liebertpub.com/doi/10.1089/ast.2020.2296 A Red Giant Branch Common-envelope Evolution Scenario for the Exoplanet WD 1856 b…

July 13, 2021 updates

Optimal Strategies for Exploring Near-by Stars https://mediatum.ub.tum.de/doc/1613180/ The homogeneous characterisation of Ariel host stars https://link.springer.com/article/10.1007/s10686-021-09765-1 Haze evolution in temperate exoplanet atmospheres through surface energy measurements https://www.nature.com/articles/s41550-021-01375-3 How Close are Compact…

July 12, 2021 updates

Creep tide model for the three-body problem – The rotational evolution of a circumbinary planet https://www.aanda.org/articles/aa/abs/2021/07/aa40957-21/aa40957-21.html Earth system interventions as technologies of the Anthropocene https://www.sciencedirect.com/science/article/pii/S2210422421000411 The peak absorbance wavelength of…

July 9, 2021 updates

Stable Morris Thorne wormholes supported by non-exotic matter https://www.worldscientific.com/doi/abs/10.1142/S021988782150170X Infrastructure Design Concepts for Space Permanence https://www.proquest.com/openview/4fca83dcd733e27e9e80b2e2b10c0e00/1 Expert habitat: a colonization conjecture for exoplanetary habitability via penalized multi-objective optimization-based candidate validation…

July 8, 2021 updates

Joining the “Galactic Club”: What Price Admission? – A hypothetical case study of the impact of human rights on a future accession of humanity to interstellar civilisation networks https://www.sciencedirect.com/science/article/abs/pii/S0016328721001105 The…

July 7, 2021 updates

Exoplanet Watch https://exoplanets.nasa.gov/exoplanet-watch/about-exoplanet-watch/overview/ The HD 206893 planetary system seen with VLT/SPHERE – Upper limit on the dust albedo and constraints on additional companions A34 https://www.aanda.org/articles/aa/abs/2021/07/aa39518-20/aa39518-20.html Planet Occurrence Rate Correlated to…

July 6, 2021 updates

Solar evolution and extrema: current state of understanding of long-term solar variability and its planetary impacts https://link.springer.com/article/10.1186/s40645-021-00430-x Kepler K2 Campaign 9 – I. Candidate short-duration events from the first space-based…

July 5, 2021 updates

On the interstellar Von Neumann microself-reproducing probes https://www.academia.edu/40323086/On_the_interstellar_Von_Neumann_micro_self_reproducing_probes Metric-affine gravity effects on terrestrial (exo-)planets profiles https://arxiv.org/abs/2106.14219

July 2, 2021 updates

Quadruplex World https://link.springer.com/article/10.1007/s11084-021-09611-6 Beam propagation simulation of phased laser arrays with atmospheric perturbations https://arxiv.org/abs/2107.00568 KMT-2018-BLG-1743: Planetary Microlensing Event Occurring on Two Source Stars https://arxiv.org/abs/2107.00155

July 1, 2021 updates

Dynamical tide in stellar radiative zones – General formalism and evolution for low-mass stars https://www.aanda.org/articles/aa/full_html/2021/07/aa40174-20/aa40174-20.html The SOPHIE search for northern extrasolar planets – XVII. A wealth of new objects: Six…

June 30, 2021 updates

Conceptual discussion around the notion of the human being as an inter and multiplanetary species https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/abs/conceptual-discussion-around-the-notion-of-the-human-being-as-an-inter-and-multiplanetary-species/15B38A98CE1C27A58D4AE41778B91054 Cometary Panspermia — Overcoming Cultural Constraints https://www.worldscientific.com/doi/abs/10.1142/S266133952130001X Metastable Helium Absorptions with 3D Hydrodynamics and…

June 29, 2021 updates

Transit detection of the long-period volatile-rich super-Earth ν2 Lupi d with CHEOPS https://www.nature.com/articles/s41550-021-01381-5 A search for transiting planets around hot subdwarfs – I. Methods and performance tests on light curves…

June 28, 2021 updates

On-Board Decision Making in Space with Deep Neural Networks and RISC-V Vector Processors https://arc.aiaa.org/doi/10.2514/1.I010916 The similarity of the interstellar comet 2I/Borisov to Solar System comets from high-resolution optical spectroscopy https://www.aanda.org/articles/aa/full_html/2021/06/aa41245-21/aa41245-21.html…

June 25, 2021 updates

Simulating Reflected Light Exoplanet Spectra of the Promising Direct Imaging Target, υ Andromedae d, with a New, Fast Sampling Method Using the Planetary Spectrum Generator https://iopscience.iop.org/article/10.3847/1538-3881/abf657 The IRG Staff

June 24, 2021 updates

Past, present and future stars that can see Earth as a transiting exoplanet https://www.nature.com/articles/s41586-021-03596-y Machine learning techniques in studies of the interior structure of rocky exoplanets https://www.aanda.org/articles/aa/abs/2021/06/aa40375-21/aa40375-21.html The future influence…

June 23, 2021 updates

Tidally Heated Exomoons around Gas Giants https://iopscience.iop.org/article/10.3847/PSJ/abf6cb Gaia search for stellar companions of TESS Objects of Interest II https://onlinelibrary.wiley.com/doi/10.1002/asna.202113972 Exploiting timing capabilities of the CHEOPS mission with warm-Jupiter planets https://arxiv.org/abs/2106.11331…

June 22, 2021 updates

A Framework for Discovering Optimal Solutions in Photonic Inverse Design https://arxiv.org/abs/2106.08419 Timescales for Prebiotic Photochemistry Under Realistic Surface Ultraviolet Conditions https://liebertpub.com/doi/10.1089/ast.2020.2335 Nonlinear Deployment Dynamics and Wrinkling of a Membrane Attached…

June 21, 2021 updates

Drake-like Calculations for the Frequency of Life in the Universe https://www.mdpi.com/2409-9287/6/2/49/htm Worldship and self replicating systems https://i4is.org/wp-content/uploads/2021/06/Worldship-and-self-replicating-systems-Principium32-print-2102221659-opt.pdf Space ML http://www.spaceml.org/ Radio interference reduction in interstellar communications: methods and observations https://arxiv.org/abs/2106.10168…

June 18, 2021 updates

Slingshot prominences: a hidden mass loss mechanism https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab1709/6304847 An Open-Source Gaussian Beamlet Decomposition Tool for Modeling Astronomical Telescopes https://arxiv.org/abs/2106.09162 Generic Models for Disk-Resolved and Disk-Integrated Phase Dependent Linear Polarization of…

June 17, 2021 updates

Interstellar objects follow the collapse of molecular clouds https://arxiv.org/abs/2106.08580 Linearized Field Deblending: PSF Photometry for Impatient Astronomers https://arxiv.org/abs/2106.08411 Waterworlds Probably Do Not Experience Magmatic Outgassing https://arxiv.org/abs/2106.08538 Discovery of an inflated…

June 16, 2021 updates

Multiband Transit Follow-up Observations of Five Hot Jupiters with Critical Noise Treatments: Improved Physical Properties https://iopscience.iop.org/article/10.3847/1538-3881/ac01dd LBT Reveals Large Dust Particles and a High Mass Loss Rate for K2-22 b…

June 15, 2021 updates

Tractor beams, pressor beams, and stressor beams in general relativity https://arxiv.org/abs/2106.05002 The Dynamics of the Transition from Kardashev Type II to Type III Galaxies Favor Technosignature Searches in the Central…

June 14, 2021 updates

Expanding Worldviews: Astrobiology, Big History and Cosmic Perspectives https://link.springer.com/book/10.1007/978-3-030-70482-7 Towards Revealing the Origin of Life https://link.springer.com/book/10.1007/978-3-030-71087-3 Principium 33 https://i4is.org/wp-content/uploads/2021/05/Principium33-print-2105280923opt.pdf A computational method for rotating, multi-layer spheroids with internal jumps https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab1658/6298235…

June 11, 2021 updates

Presence of water on exomoons orbiting free-floating planets: a case study https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/presence-of-water-on-exomoons-orbiting-freefloating-planets-a-case-study/1863C1DB337F974DF8B2ACE4D5BB8319 The High-energy Spectrum of the Nearby Planet-hosting Inactive Mid-M Dwarf LHS 3844 https://iopscience.iop.org/article/10.3847/1538-3881/abfa1c EDEN: Flare Activity of the…

June 10, 2021 updates

Modeling the laser-polymer interaction of laser propulsion systems considering progressive surface removal, thermal decomposition and non-Fourier effect https://www.sciencedirect.com/science/article/abs/pii/S0094576521002794 Planet Hunters TESS III: two transiting planets around the bright G dwarf…

June 9, 2021 updates

Geochemistry and Cosmochemistry of potassium stable isotopes https://www.sciencedirect.com/science/article/abs/pii/S0009281921000489 The similarity of the interstellar comet 2I/Borisov to solar system comets from high resolution optical spectroscopy https://arxiv.org/abs/2106.04431 ET Probes: Looking Here as…

June 8, 2021 updates

A Fresh Approach to the Search for Extraterrestrial Intelligence (SETI) https://lweb.cfa.harvard.edu/~loeb/Fresh_SETI.pdf High Altitude Limits of Living Things https://liebertpub.com/doi/10.1089/ham.2020.0212 Venus: key to understanding the evolution of terrestrial planets https://link.springer.com/article/10.1007/s10686-021-09766-0 Quantum hypothesis…

June 7, 2021 updates

How Deep Is the Ocean? Exploring the phase structure of water-rich sub-Neptunes https://arxiv.org/abs/2106.02061 Relativistic Dynamical Stability Criterion of Multi-Planet Systems with a Distant Companion https://arxiv.org/abs/2106.02276 Visible-light Phase Curves from the…

June 3, 2021 updates

Defining Intelligence-Favouring Galactic Parameters For Targeted SETI Searches https://bis-space.com/shop/product/defining-intelligence-favouring-galactic-parameters-for-targeted-seti-searches/ Genetic Evolution Of A Multi-Generational Population In The Context Of Interstellar Space Travel https://bis-space.com/shop/product/genetic-evolution-of-a-multi-generational-population-in-the-context-of-interstellar-space-travel/ How Many Alien Probes Could Have Come…

June 1, 2021 updates

Space Radiation Effects: Comparison of Ovarian Toxicity of Low dose Gamma Radiation vs High LET Charged Particle Radiation https://escholarship.org/uc/item/0d41q7tk Astrobiology (Overview) https://oxfordre.com/planetaryscience/view/10.1093/acrefore/9780190647926.001.0001/acrefore-9780190647926-e-1 Predicting exoplanet mass from radius and incident flux:…

May 31, 2021 updates

Chance Played a Role in Determining Whether Earth Stayed Habitable https://www.nature.com/articles/s43247-020-00057-8 A PSF-based Approach to TESS High quality data Of Stellar clusters (PATHOS) – IV. Candidate exoplanets around stars in…

May 28, 2021 updates

The New Generation Planetary Population Synthesis (NGPPS). VI. Introducing KOBE: Kepler Observes Bern Exoplanets. Theoretical perspectives on the architecture of planetary systems: Peas in a pod https://arxiv.org/abs/2105.12745 Sculpting the sub-Saturn…

May 27, 2021 updates

Initiative for the Peaceful Use of Lasers in Space https://lasers4space.com/wp-content/uploads/2021/05/Bohacek_PeacefulUseOfLasersInSpace.pdf Stellar clustering and orbital architecture of planetary systems https://www.aanda.org/articles/aa/abs/2021/05/aa40201-20/aa40201-20.html Exoplanet mass estimation for a sample of targets for the Ariel…

May 26, 2021 updates

Improved Constraints for the XUV Luminosity Evolution of Trappist-1 https://iopscience.iop.org/article/10.3847/2515-5172/ac034c Survival of exomoons around exoplanets https://arxiv.org/abs/2105.12040 The California Legacy Survey I. A Catalog of 177 Planets from Precision Radial Velocity…

May 25, 2021 updates

Encyclopedia of Astrobiology https://link.springer.com/referencework/10.1007/978-3-642-27833-4 Humanity should colonize space in order to survive but not with embryo space colonization https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/abs/humanity-should-colonize-space-in-order-to-survive-but-not-with-embryo-space-colonization/474332A09E34142E77684A49B95A7684 Space ectogenesis: securing survival of humans and Earth life with minimal…

May 24, 2021 updates

Identifying molecules as biosignatures with assembly theory and mass spectrometry https://www.nature.com/articles/s41467-021-23258-x A simple analysis of earthlike exoplanets https://www.researchgate.net/publication/351744403_A_simple_analysis_of_earthlike_exoplanets On planetary systems as ordered sequences https://arxiv.org/abs/2105.09966 The Detectability of Nightside City…

May 21, 2021 updates

Induced Torpor as a Countermeasure for Low Dose Radiation Exposure in a Zebrafish Model https://www.mdpi.com/2073-4409/10/4/906 Transit Search for Exoplanets around Alpha Centauri A and B with ASTERIA https://iopscience.iop.org/article/10.3847/1538-3881/abf2c0 OGLE-2017-BLG-1434Lb: Confirmation…

May 20, 2021 updates

Gaseous atomic nickel in the coma of interstellar comet 2I/Borisov https://www.nature.com/articles/s41586-021-03485-4 TKS X: Confirmation of TOI-1444b and a Comparative Analysis of the Ultra-short-period Planets with Hot Neptunes https://arxiv.org/abs/2105.08844 Expecting the…

May 19, 2021 updates

TOI-1231 b: A Temperate, Neptune-Sized Planet Transiting the Nearby M3 Dwarf NLTT 24399 https://arxiv.org/abs/2105.08077 Detectability of Artificial Lights from Proxima b https://arxiv.org/abs/2105.08081 Joint Analysis of Multicolor Photometry: A New Approach…

May 18, 2021 updates

We Come in Peace? A Rational Approach to METI https://www.sciencedirect.com/science/article/abs/pii/S0265964621000229 Atomic-scale mixing between MgO and H2O in the deep interiors of water-rich planets https://www.nature.com/articles/s41550-021-01368-2 Expanded Capability of the Breakthrough Listen…

May 17, 2021 updates

Generic warp drives violate the null energy condition https://arxiv.org/abs/2105.03079 The Pyrat Bay Framework for Exoplanet Atmospheric Modeling: A Population Study of Hubble/WFC3 Transmission Spectra https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stab1405/6276749 Terminus: A Versatile Simulator for…

May 14, 2021 updates

Extrasolar Object Interceptor and Sample Return Enabled by Compact, Ultra Power Dense Radioisotope Batteries https://www.nasa.gov/directorates/spacetech/niac/2021_Phase_I/Extrasolar_Object_Interceptor_and_Sample_Return/ A critical assessment of the applicability of the energy-limited approximation for estimating exoplanetary mass-loss rates…

May 13, 2021 updates

Planet Hunters TESS III: Two transiting planets around the bright G dwarf HD 152843 https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab1253/6274703 Super-Jupiters Migrate Outward https://arxiv.org/abs/2105.05277

May 12, 2021 updates

Reconfiguring SETI in the microbial context: Panspermia as a solution to Fermi’s paradox https://www.sciencedirect.com/science/article/abs/pii/S0303264721000964 The New Generation Planetary Population Synthesis (NGPPS). IV. Planetary systems around low-mass stars https://arxiv.org/abs/2105.04596 Friends and…

May 11, 2021 updates

EXOPLANETS AND SPACECRAFT Exercises in astronomy and space exploration for high school students http://fiztan.phd.elte.hu/files/written_mat/astronomy_ex.pdf Relativistically into finance https://www.repository.utl.pt/handle/10400.5/21262 Venus, an Astrobiology Target https://liebertpub.com/doi/10.1089/ast.2020.2268 Experimental Determination of Mantle Solidi and Melt…

May 10,2021 updates

Why Are We Here?: Constraining the Milky Way’s Galactic Habitable Zone https://academiccommons.columbia.edu/doi/10.7916/d8-60np-j341 Exocometary Activity Around Stars at Different Evolutionary Stages: Current Issues https://link.springer.com/article/10.3103/S0884591321020057 Light sail boosted by instantaneous radiation pressure…

May 7, 2021 updates

Modal Analysis of Electric sail https://www.sciencedirect.com/science/article/abs/pii/S0094576521002277 The post-main-sequence fate of the HR 8799 planetary system https://arxiv.org/abs/2105.02243 Grid of Pseudo-2D Chemistry Models for Tidally-Locked Exoplanets. I. The Role of Vertical and…

May 6, 2021 updates

A fuzzy Multi-Criteria Decision Making approach for Exo-Planetary Habitability https://www.sciencedirect.com/science/article/abs/pii/S2213133721000251 Massive search of spot- and facula-crossing events in 1598 exoplanetary transit lightcurves https://arxiv.org/abs/2105.01704 TOI-220 b: a warm sub-Neptune discovered by…

May 5, 2021 updates

Systematic Phase Curve Study of Known Transiting Systems from Year One of the TESS Mission https://iopscience.iop.org/article/10.3847/1538-3881/ababad Mass-radius relationships for irradiated ocean planets https://arxiv.org/abs/2105.01102 Design Requirements for the Wide-field Infrared TransientExplorer…

May 4, 2021 updates

In-Situ Exploration of Objects on Oort Cloud Comet Orbits: OCCs, Manxes, ISOs https://baas.aas.org/pub/2021n4i282/release/1 New Frontiers Mission Concept Study to Explore Oort Cloud Comets https://baas.aas.org/pub/2021n4i344/release/1 Astrobiology at APL—On the Path to…

May 3, 2021 updates

Comet Interceptor https://www.cometinterceptor.space/ The TOLIMAN space telescope: discovering exoplanets in the solar neighbourhood https://spie.org/Publications/Proceedings/Paper/10.1117/12.2563081 Kleos Space develops tool for in-space manufacturing of large structures https://spacenews.com/kleos-in-space-manufacturing/ Moral Circle Expansion: A Promising…

April 30, 2021 updates

The Next 500 Years https://mitpress.mit.edu/books/next-500-years The Breakthrough Listen Search For Intelligent Life Near the Galactic Center I https://arxiv.org/abs/2104.14148 Folded transit photometry https://arxiv.org/abs/2104.14233 Pseudo-2D Modelling of Heat Redistribution Through H2 Thermal…

April 29, 2021 updates

The Library of the Great Silence https://www.seti.org/library-great-silence Tensile–Tearing Analysis of Rectangular Thin Film with Central Defect https://arc.aiaa.org/doi/10.2514/1.J060446 High resolution emission FT spectra of sodium in a microwave discharge: Intensity variation…

April 28, 2021 updates

Biogeographical Modeling of Alien Worlds https://liebertpub.com/doi/10.1089/ast.2020.2304 Improved Contrast in Images of Exoplanets Using Direct Signal-to-noise Ratio Optimization https://iopscience.iop.org/article/10.3847/1538-3881/abee7d High contrast imaging at 10 microns, a search for exoplanets around: Eps…

April 27, 2021 updates

Interstellar Probe: A Mission to the Heliospheric Boundary and Interstellar Medium for the Next Decade https://meetingorganizer.copernicus.org/EGU21/EGU21-3308.html Unique heliophysics science opportunities along the Interstellar Probe journey up to 1000 AU from…

April 26, 2021 updates

Understanding Pulsars and Space Navigations https://www.springer.com/gp/book/9789811610660 Reanalysis of the Mars500 experiment reveals common gut microbiome alterations in astronauts induced by long-duration confinement https://www.sciencedirect.com/science/article/pii/S2001037021001306 Inverse Design of Diffractive Relativistic Meta‐Sails via…

April 23, 2021 updates

Formation of Earth-sized planets within the Kepler-1647 System Habitable Zone https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab1165/6247605 Color Classification of Earth-like Planets with Machine Learning https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab1144/6247611 First Space Colony: What Political System Could We Expect? https://www.sciencedirect.com/science/article/abs/pii/S0265964621000187…

April 22, 2021 updates

Rapid Response Missions to Explore Fast, High-Value Targets such as Interstellar Objects and Long Period Comets https://baas.aas.org/pub/2021n4i481/release/1 A transit survey to search for planets around hot subdwarfs: I. methods and…

April 21, 2021 updates

Discovery of an Extremely Short Duration Flare from Proxima Centauri Using Millimeter through Far-ultraviolet Observations https://iopscience.iop.org/article/10.3847/2041-8213/abf14c Interstellar communication network. III. Locating deep space nodes https://arxiv.org/abs/2104.09564 Inferring Exoplanet Disequilibria with Multivariate…

April 20, 2021 updates

Introducing physical warp drives https://iopscience.iop.org/article/10.1088/1361-6382/abdf6e Searching for Extragalactic Exoplanetary Systems: the Curious Case of BD+20 2457 https://arxiv.org/abs/2104.08306 Evidence of energy-, recombination-, and photon-limited escape regimes in giant planet H/He atmospheres…

April 19, 2021 updates

Configuration Selection and Analysis of a Superstructure Solar Sail https://it-in-industry.org/index.php/itii/article/view/471 Survival of soil microbial community exposed to hyper-gravity conditions https://www.researchsquare.com/article/rs-385552/v1 Photonic solution to phase sensing and control for light-based interstellar…

April 16, 2021 updates

Composition of terrestrial exoplanet atmospheres from meteorite outgassing experiments https://www.nature.com/articles/s41550-021-01338-8 Structure and thermal evolution of exoplanetary cores https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006724 SETI tactics on FAST fractality https://arxiv.org/abs/2104.07334 Star-planet interactions VI. Tides, stellar activity…

April 15, 2021 updates

Searching for interstellar quantum communications https://arxiv.org/abs/2104.06446 Three microlensing planets with no caustic-crossing features https://arxiv.org/abs/2104.06544 Significant interstellar object production by close stellar flybys https://arxiv.org/abs/2104.06845 Positive Energy Warp Drive from Hidden Geometric…

April 14, 2021 updates

How likely are Snowball episodes near the inner edge of the habitable zone? https://arxiv.org/abs/2104.06216 Main ways in which stars influence the climate and surface habitability of their planets https://arxiv.org/abs/2104.06391 No…

April 13, 2021 updates

Breakthrough Discuss 2021: Alpha Centauri System: A Beckoning Neighbor https://youtu.be/qpewt9qEYXw Breakthrough Discuss 2021: Yuri’s Night https://youtu.be/Q3lP65PLaJA Hunting Exoplanets Using Transit Method With Convolution Neural Networks https://irjmets.com/rootaccess/forms/uploads/IRJMETS672856.pdf Pushing planets into an…

April 12, 2021 updates

Surface biosignatures of exo-Earths: Remote detection of extraterrestrial life https://www.pnas.org/content/112/13/3886 Exploiting Kepler’s Heritage: A Transfer Learning Approach for Identifying Exoplanets’ Transits in TESS Data https://iopscience.iop.org/article/10.3847/2515-5172/abf56b ACCESS: An optical transmission spectrum…

April 9, 2021 updates

Revision of “Dependence of climate states of gray atmosphere on solar constant: From the runaway greenhouse to the snowball states” by Ishiwatari et al. (2007) https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2019JD031761 Discovery of the First…

April 8, 2021 updates

Irradiance Variations of the Sun and Sun-Like Stars – Overview of Topical Collection https://link.springer.com/article/10.1007/s11207-021-01802-8 Five carbon- and nitrogen-bearing species in a hot giant planet’s atmosphere https://www.nature.com/articles/s41586-021-03381-x Transit Analysis of HATS-4…

April 7, 2021 updates

A search for a fifth planet around HR 8799 using the star-hopping RDI technique at VLT/SPHERE https://www.aanda.org/articles/aa/full_html/2021/04/aa38794-20/aa38794-20.html Wide-orbit exoplanets are common. Analysis of nearly 20 years of OGLE microlensing survey…

April 6, 2021 updates

High-Accuracy Thrust Measurements of the EMDrive and Elimination of False-Positive Effects https://www.researchgate.net/publication/350108418_High-Accuracy_Thrust_Measurements_of_the_EMDrive_and_Elimination_of_False-Positive_Effects Evolutionary Panspermia: Planets Micro-Life and Beyond https://www.researchgate.net/publication/349704978_Evolutionary_Panspermia_Planets_Micro-Life_and_Beyond Efficiency of the oxygenic photosynthesis on Earth-like planets in the habitable…

April 5, 2021 updates

Solar Sail Propulsion by 2050: An Enabling Capability for Heliophysics Missions https://www.hou.usra.edu/meetings/helio2050/pdf/4009.pdf NASA’s Space Launch System Capabilities for Ultra-High C3 Missions https://www.hou.usra.edu/meetings/helio2050/pdf/4057.pdf Ectogenesis for survival in deep space and deep…

April 2, 2021 updates

EXOPLINES: Molecular Absorption Cross-Section Database for Brown Dwarf and Giant Exoplanet Atmospheres https://arxiv.org/abs/2104.00264 KMT-2019-BLG-1715: planetary microlensing event with three lens masses and two source stars https://arxiv.org/abs/2104.00293

April 1, 2021 updates

NASA’s Roman Mission Predicted to Find 100,000 Transiting Planets https://www.nasa.gov/feature/goddard/2021/nasa-s-roman-mission-predicted-to-find-thousands-of-transiting-planets The Dark World: A Tale of WASP-43b in Reflected Light with HST WFC3/UVIS https://arxiv.org/abs/2103.16676 (And because it’s April 1) The…

March 31, 2021 updates

Unusual polarimetric properties for interstellar comet 2I/Borisov https://www.nature.com/articles/s41467-021-22000-x The Diversity of Planetary Atmospheric Chemistry https://link.springer.com/article/10.1007/s11214-021-00810-1 General Observer Programs in Cycle 1 (JWST) https://www.stsci.edu/jwst/science-execution/approved-programs/cycle-1-go Hot Jupiters, cold kinematics: High phase space…

March 30, 2021 updates

Life in the Cosmos: From Biosignatures to Technosignatures https://www.hup.harvard.edu/catalog.php?isbn=9780674987579 Compact pebbles and the evolution of volatiles in the interstellar comet 2I/Borisov https://www.nature.com/articles/s41550-021-01336-w Photonic materials for interstellar solar sailing https://www.osapublishing.org/optica/abstract.cfm?doi=10.1364/OPTICA.417007 A…

March 29, 2021 updates

Precise radial velocities of giant stars – XV. Mysterious nearly periodic radial velocity variations in the eccentric binary ε Cygni https://www.aanda.org/articles/aa/abs/2021/03/aa40087-20/aa40087-20.html Simulation and analysis of the coherent-dispersion spectrometer for exoplanet…

March 26, 2021 updates

Assessing the Abundance of Super-Mercuries and Their Habitability https://www.hou.usra.edu/meetings/lpsc2021/pdf/2477.pdf Differentiating Exo-Venus and Exo-Earth Using Transmission Spectroscopy http://www.hou.usra.edu/meetings/lpsc2021/pdf/2580.pdf To See a World in a Shard of Ice: ‘Oumuamua as a Fragment…

March 25, 2021 updates

The ‘Oumuamua Encounter: How Modern Cosmology Handled Its First Black Swan https://www.mdpi.com/2073-8994/13/3/510 Close encounters with the Death Star: Interactions between collapsed bodies and the Solar system https://arxiv.org/abs/2103.12745 Two Bright M…

March 24, 2021 updates

Pandora Mission Would Expand NASA’s Capabilities in Probing Alien Worlds https://www.nasa.gov/feature/goddard/2021/pandora-mission-would-expand-nasa-s-capabilities-in-probing-alien-worlds Three-dimensional Climate Simulations for the Detectability of Proxima Centauri b https://iopscience.iop.org/article/10.3847/1538-4357/abdeb4 SOAR TESS Survey. II: The impact of stellar…

March 23, 2021 updates

Thrust Measurements and Evaluation of Asymmetric Infrared Laser Resonators for Space Propulsion https://www.researchgate.net/publication/350108417_Thrust_Measurements_and_Evaluation_of_Asymmetric_Infrared_Laser_Resonators_for_Space_Propulsion Kinematics of the Interstellar Vagabond 1I/‘Oumuamua (A/2017 U1) https://ui.adsabs.harvard.edu/abs/2017RNAAS…1…21M/abstract The ‘‘Detectability Window’’ Method to Take into Account…

March 22, 2021 updates

Our pale blue dot-are there other homes for us in our galaxy? https://osf.io/634mw/ A photonic solution to interstellar propulsion 1: Hierarchical phase sensing and control for 10^8 optical emitters https://www.osapublishing.org/josab/upcoming_pdf.cfm?id=414593…

March 19, 2021 updates

Insoluble Organic Matter in Chondrites: Archetypal Melanin-Like PAH-Based Multifunctionality at the Origin of Life? https://www.sciencedirect.com/science/article/abs/pii/S1571064521000130 Transiting Planetary Candidates from the K2 Campaign 0 using the PSF method https://www.sciencedirect.com/science/article/abs/pii/S1384107621000336 The Hubble…

March 18, 2021 updates

JWST moving towards October launch https://spacenews.com/jwst-moving-towards-october-launch/ Exoplanet Detection in Starshade Images https://arxiv.org/abs/2103.09385 Exploiting the transit timing capabilities of Ariel https://arxiv.org/abs/2103.09239 Improved Contrast in Images of Exoplanets using Direct SNR Optimization…

March 17, 2021 updates

1I/‘Oumuamua as an N2 ice fragment of an exo‐Pluto surface: I. Size and Compositional Constraints https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006706 1I/‘Oumuamua as an N2 ice fragment of an exo‐pluto surface II: Generation of N2…

March 16, 2021 updates

Classification of the Biogenicity of Complex Organic Mixtures for the Detection of Extraterrestrial Life https://www.mdpi.com/2075-1729/11/3/234 The Voyage of Metals in the Universe from Cosmological to Planetary Scales: the need for…

March 15, 2021 updates

Detecting Atmospheric Molecules of Nontransiting Temperate Terrestrial Exoplanets Using High-resolution Spectroscopy in the Mid-infrared Domain https://iopscience.iop.org/article/10.3847/1538-3881/abe129 Precise Dynamical Masses and Orbital Fits for beta Pic β and β Pic c…

March 12, 2021 updates

Phase-curve Pollution of Exoplanet Transmission Spectra https://iopscience.iop.org/article/10.3847/1538-3881/abe048 History and future of the Martian dynamo and implications of a hypothetical solid inner core https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006663 Analytic Light Curves in Reflected Light: Phase…

March 11, 2021 updates

The Interstellar Downlink Principles and Current Work https://i4is.org/wp-content/uploads/2021/02/jid_20210201_principium.pdf All-sky visible and near infrared space astrometry https://link.springer.com/article/10.1007/s10686-021-09705-z Normal forms for the Laplace resonance https://link.springer.com/article/10.1007/s10569-021-10008-w Modelling the projected separation of microlensing events…

March 10, 2021 updates

A Stationary Drake Equation Distribution as a Balance of Birth-death Processes https://iopscience.iop.org/article/10.3847/2515-5172/abeb7b Spatially resolved spectroscopy across stellar surfaces. V. Observational prospects: Toward Earth-like exoplanet detection https://arxiv.org/abs/2103.04996 A Harsh Test of…

March 9, 2021 updates

Do Intrinsic Magnetic Fields Protect Planetary Atmospheres from Stellar Winds? https://link.springer.com/article/10.1007/s11214-021-00791-1 Photon-Sail Equilibria in the Alpha Centauri System https://arc.aiaa.org/doi/10.2514/1.G005446 Approximating annual mean incoming solar radiation https://www.sciencedirect.com/science/article/abs/pii/S0022247X21002080 The SPHERE infrared survey…

March 8, 2021 updates

Giant Magellan Telescope project casts sixth mirror https://www.space.com/giant-magellan-telescope-6th-mirror-casting Determination of stellar parameters for Ariel targets: a comparison analysis between different spectroscopic methods https://link.springer.com/article/10.1007/s10686-020-09695-4 The contribution of water radiolysis to marine…

March 5, 2021 updates

A Method for Creating Enormous Space Telescopes https://www.centauri-dreams.org/2021/03/04/a-method-for-creating-enormous-space-telescopes/ A nearby transiting rocky exoplanet that is suitable for atmospheric investigation https://science.sciencemag.org/content/371/6533/1038 A blazing nearby super-Earth https://www.mpia.de/news/science/2021-05-gliese486b The JADE code: Coupling secular…

March 4, 2021 updates

Origins Space Telescope science drivers to design traceability https://www.spiedigitallibrary.org/journals/Journal-of-Astronomical-Telescopes-Instruments-and-Systems/volume-7/issue-1/011012/Origins-Space-Telescope-science-drivers-to-design-traceability/10.1117/1.JATIS.7.1.011012.full Evo-SETI: Life Evolution Statistics on Earth and Exoplanets https://www.springer.com/gp/book/9783030519308 Hemispheric Tectonics on LHS 3844b https://iopscience.iop.org/article/10.3847/2041-8213/abe400 Semiempirical Modeling of the Atmospheres of…

March 3, 2021 updates

The Future Of The Arecibo Observatory: The Next Generation Arecibo Telescope https://arxiv.org/abs/2103.01367 Implications of an improved water equation of state for water-rich planets https://arxiv.org/abs/2103.01410 An Earth-mass Planet in a Time…

March 2, 2021 updates

Atmospheric Technosignatures: Searching for Intelligent Life in Alien Skies https://static1.squarespace.com/static/5e1e52526fe19076661d2a77/t/600638f0825cad7378ca8eeb/1611020536262/ Damage to Relativistic Interstellar Spacecraft by ISM Impact Gas Accumulation https://iopscience.iop.org/article/10.3847/1538-4357/abd4ec/meta Atmospheric characterization of hot Jupiters using hierarchical models of…

March 1, 2021 updates

Space Development Futures: Spacefaring Infrastructures of Indifferently Spacefaring Civilizations https://www.centauri-dreams.org/2021/02/26/space-development-futures-spacefaring-infrastructures-of-indifferently-spacefaring-civilizations/ Hyperspeed penetrator to deliver research equipment to interstellar wanderers https://aip.scitation.org/doi/abs/10.1063/5.0038658 Diurnal Variability and Detectability of Vegetation Red Edge of Earth-like…

February 26, 2021 updates

The Zoologist’s Guide to the Galaxy: What Animals on Earth Reveal About Aliens–and Ourselves https://www.amazon.com/Zoologists-Guide-Galaxy-Aliens-Ourselves/dp/1984881965 Constraints on Sub-Neptune Planet Candidate KOI-972.01 via Joint Variability/Gravity-darkening Analysis https://iopscience.iop.org/article/10.3847/PSJ/abdb2e

February 25, 2021 updates

Finding Signs of Life in Transit: High-resolution Transmission Spectra of Earth-like Planets around FGKM Host Stars https://arxiv.org/abs/2102.12011 On the stellar clustering and architecture of planetary systems https://arxiv.org/abs/2102.12346 The Chemical link…

February 23, 2021 updates

Are There Transit Timing Variations for the Exoplanet Qatar-1b? https://iopscience.iop.org/article/10.3847/1538-3881/abd4d8 The TESS–Keck Survey. IV. A Retrograde, Polar Orbit for the Ultra-low-density, Hot Super-Neptune WASP-107b https://iopscience.iop.org/article/10.3847/1538-3881/abd177 A Multiwavelength Look at the…

February 22, 2021 updates

On Opening the Gate to the Stars and the Drake Equation https://www.scirp.org/journal/paperinformation.aspx?paperid=106947 Evolution of Earth-like extended exospheres orbiting solar-like stars https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab492/6146082 Which Jurisdiction for Private In-space Assembled Autonomous Platforms? https://www.sciencedirect.com/science/article/abs/pii/S0265964621000059…

February 19, 2021 updates

Breaking the warp barrier: Hyper-fast solitons in Einstein-Maxwell-plasma theory https://iopscience.iop.org/article/10.1088/1361-6382/abe692 Revealing peculiar exoplanetary shadows from transit light curves https://www.aanda.org/articles/aa/abs/2021/02/aa39050-20/aa39050-20.html Semianalytical model for planetary resonances – Application to planets around single…

February 18, 2021 updates

A Simplified Photodynamical Model for Planetary Mass Determination in Low-eccentricity Multitransiting Systems https://iopscience.iop.org/article/10.3847/1538-4357/abc87a Survival of desert algae Chlorella exposed to Mars-like near space environment https://www.sciencedirect.com/science/article/abs/pii/S221455242100016X Metastable Helium Reveals an Extended…

February 17, 2021 updates

A Readily Implemented Atmosphere Sustainability Constraint for Terrestrial Exoplanets Orbiting Magnetically Active Stars https://arxiv.org/abs/2102.07837 On the Correlation between Hot Jupiters and Stellar Clustering: High-Eccentricity Migration Induced by Stellar Flybys https://arxiv.org/abs/2102.07898…

February 16, 2021 updates

A convolutional neural network (CNN) based ensemble model for exoplanet detection https://link.springer.com/article/10.1007/s12145-021-00579-5 Precise transit and radial-velocity characterization of a resonant pair: a warm Jupiter TOI-216c and eccentric warm Neptune TOI-216b…

February 12, 2021 updates

Implications of the iron oxide phase transition on the interiors of rocky exoplanets https://www.nature.com/articles/s41561-020-00684-y Myocardial Disease and Long-Distance Space Travel: Solving the Radiation Problem https://www.frontiersin.org/articles/10.3389/fcvm.2021.631985/full Steady state by recycling prevents…

February 1, 2021 updates

Enhancing Direct Exoplanet Spectroscopy with Apodizing and Beam Shaping Optics https://iopscience.iop.org/article/10.1088/1538-3873/abdace Cloud Parameterizations and their Effect on Retrievals of Exoplanet Reflection Spectroscopy https://arxiv.org/abs/2102.05305 Limits on the presence of planets in…

February 10, 2021 updates

Imaging low-mass planets within the habitable zone of α Centauri https://www.nature.com/articles/s41467-021-21176-6 Melting and density of MgSiO3 determined by shock compression of bridgmanite to 1254GPa https://www.nature.com/articles/s41467-021-21170-y The curse of clouds https://arxiv.org/abs/2102.04772…

February 9, 2021 updates

On the Energetics of Large-Scale Computation using Astronomical Resources https://drive.google.com/drive/folders/1GQbS34OkMF6q9r0ZyuSvB9hu4TUQL-Nc Hot Jupiters: Origins, Structure, Atmospheres https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006629 Aerosols in Exoplanet Atmospheres https://arxiv.org/abs/2102.03480 The HARPS search for southern extra-solar planets XLV. Two…

February 8, 2021 updates

Interstellar comet 2I/Borisov: dust composition from multiband photometry and modelling https://academic.oup.com/mnras/article-abstract/502/2/1882/6129807 Parametrizing XO-2b exoplanet https://www.researchgate.net/publication/349086388_Parametrizing_XO-2b_exoplanet Host-star and exoplanet compositions: a pilot study using a wide binary with a polluted white…

February 5, 2021 updates

Could Humans Dwell beyond the Earth? Thinking with Heidegger on Space Colonization and the Topology of Technology https://academic.oup.com/isle/advance-article-abstract/doi/10.1093/isle/isaa164/6128700 Atmosphere Escape Inferred from Modeling the Hα Transmission Spectrum of WASP-121b https://iopscience.iop.org/article/10.3847/2041-8213/abda41…

February 4, 2021 updates

Modeling Rendezvous Trajectories to Objects of Interstellar Origin https://scholarworks.calstate.edu/concern/theses/3197xr742 Android Noahs and embryo Arks: ectogenesis in global catastrophe survival and space colonization https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/abs/android-noahs-and-embryo-arks-ectogenesis-in-global-catastrophe-survival-and-space-colonization/CCF34021A78A7556FE87925AFFAFA109 Magnetic induction heating of planetary satellites: Analytical…

February 2, 2021 updates

Phase curve and variability analysis of WASP-12b using TESS photometry https://arxiv.org/abs/2102.00052 A Heavy Molecular Weight Atmosphere for the Super-Earth π Men c https://arxiv.org/abs/2102.00203 Neutral metals in the atmosphere of HD149026b…

February 1, 2021 updates

Minimum Units of Habitability and Their Abundance in the Universe https://liebertpub.com/doi/10.1089/ast.2020.2350 KMT-2019-BLG-0371 and the Limits of Bayesian Analysis https://arxiv.org/abs/2101.12206 A sub-Neptune and a non-transiting Neptune-mass companion unveiled by ESPRESSO around…

January 29, 2021 updates

Classification of orbits in three-dimensional exoplanetary systems https://www.aanda.org/articles/aa/abs/2021/01/aa39690-20/aa39690-20.html Modelling the imposed magnetospheres of Mars-like exoplanets: Star-planet interactions and atmospheric losses https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab225/6122573 A Heavy Molecular Weight Atmosphere for the Super-Earth π…

January 27, 2021 updates

The Extended Habitable Epoch of the Universe for Liquids Other than Water https://arxiv.org/abs/2101.10341 Bioverse: a simulation framework to assess the statistical power of future biosignature surveys https://arxiv.org/abs/2101.10393 Tracking Advanced Planetary…

January 26, 2021 updates

Was the Wow! Signal Due to Power Beaming Leakage? https://www.centauri-dreams.org/2021/01/22/was-the-wow-signal-due-to-power-beaming-leakage/ Analytic Estimates of the Achievable Precision on the Physical Properties of Transiting Planets Using Purely Empirical Measurements https://arxiv.org/abs/2101.09289 The TESS-Keck…

January 25, 2021 updates

Keeping the Dream Alive: Is Propellant-less Propulsion Possible? https://www.intechopen.com/online-first/keeping-the-dream-alive-is-propellant-less-propulsion-possible Detectability of Rocky-Vapour atmospheres on super-Earths with Ariel https://link.springer.com/article/10.1007/s10686-020-09693-6 TOI-954 b and K2-329 b: Short-period Saturn-mass Planets that Test whether Irradiation…

January 22, 2021 updates

Autonomous Navigation of Relativistic Spacecraft in Interstellar Space https://arc.aiaa.org/doi/10.2514/1.G005340 Tidal Dissipation in Dual-body, Highly Eccentric, and Nonsynchronously Rotating Systems: Applications to Pluto–Charon and the Exoplanet TRAPPIST-1e https://iopscience.iop.org/article/10.3847/PSJ/abc0f3 H2SO4 and Organosulfur…

January 21, 2021 updates

Habitability: a process versus a state variable framework with observational tests and theoretical implications https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/abs/habitability-a-process-versus-a-state-variable-framework-with-observational-tests-and-theoretical-implications/25D9570A562B5AA20D54E6DD7524796E Around which stars can TESS detect Earth-like planets? The Revised TESS Habitable Zone Catalog https://arxiv.org/abs/2101.07898…

January 20, 2021 updates

Terraforming the dwarf planet: Interconnected and growable Ceres megasatellite world https://arxiv.org/abs/2011.07487 Introduction to the Interstellar Medium https://www.cambridge.org/core/books/introduction-to-the-interstellar-medium/9811D1292C8FDC4E2D9C6F5ADE2FA306 Probing the capability of future direct imaging missions to spectrally constrain the frequency…

January 18, 2021 updates

Feasibility assessment of deceleration technologies for interstellar probes https://www.researchgate.net/project/Feasibility-assessment-of-deceleration-technologies-for-interstellar-probes The curse of clouds https://academic.oup.com/astrogeo/article-abstract/62/1/1.36/6102751 Enhanced ion acceleration in the relativistic transparent regime due to the laser rising edge https://iopscience.iop.org/article/10.1088/1361-6587/abd4c2 Vertically…

January 14, 2021 updates

Search for wormhole candidates in active galactic nuclei: radiation from colliding accreting flows https://arxiv.org/abs/2008.09411 Retraction Notice: Revised instellation patterns for close-in exoplanets https://academic.oup.com/mnras/article/501/3/3846/6096437 A Search for Technosignatures around 31 Sun-like…

January 13, 2021 updates

Auto-correlation functions of astrophysical processes, and their relation to Gaussian processes – Application to radial velocities of different starspot configurations https://www.aanda.org/articles/aa/abs/2021/01/aa39594-20/aa39594-20.html Atmospheric circulation of brown dwarfs and directly imaged exoplanets…

January 12, 2021 updates

Heterogeneous Physical Chemistry in the Atmospheres of Earth, Mars, and Venus: Perspectives for Rocky Exoplanets https://pubs.acs.org/doi/abs/10.1021/acsearthspacechem.0c00126 The Future Fusion of Terrestrial and Extraterrestrial Big Histories https://www.tandfonline.com/doi/abs/10.1080/14746700.2020.1869674 A Tale of Planetary…

January 11, 2021 updates

Intelligent messages in bacterial DNA – a sequel to SETI? http://physics.ruh.ac.lk/ab/pub/446.pdf Global Optimization Based Reference Star Differential Imaging for High-contrast Exoplanet Imaging Survey https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab022/6070633 TOI-1259Ab — a gas giant planet…

January 7, 2021 updates

TESS Delivers Five New Hot Giant Planets Orbiting Bright Stars from the Full Frame Images https://arxiv.org/abs/2101.01726 HELIOS-K 2.0 Opacity Calculator and Open-source Opacity Database for Exoplanetary Atmospheres https://arxiv.org/abs/2101.02005 Pollux: A…

January 6, 2021 updates

Following up the Kepler field: Masses of Targets for transit timing and atmospheric characterization https://arxiv.org/abs/2101.01202 Starshade Rendezvous: Exoplanet Sensitivity and Observing Strategy https://arxiv.org/abs/2101.01272 Starshade Rendezvous: Exoplanet Orbit Constraints from Multi-Epoch…

January 5, 2021 updates

The Biological Study of Lifeless Worlds and Environments https://liebertpub.com/doi/10.1089/ast.2020.2337 Challenges & Strategies for Supporting a Very Long Duration Mission https://arc.aiaa.org/doi/10.2514/6.2021-0483 Interstellar Probe – Goals and Challenges https://arc.aiaa.org/doi/10.2514/6.2021-0485 Needed Evolution in…

January 1, 2021 updates

A Titan mission using the Direct Fusion Drive https://www.sciencedirect.com/science/article/abs/pii/S0094576520307475 Climate Diversity in the Solar-Like Habitable Zone due to Varying Background Gas Pressure https://arxiv.org/abs/1910.02355

December 31, 2020 updates

Guide star catalog generation of star sensors for interstellar navigation https://www.spiedigitallibrary.org/journals/Journal-of-Astronomical-Telescopes-Instruments-and-Systems/volume-6/issue-4/044006/Guide-star-catalog-generation-of-star-sensors-for-interstellar-navigation/10.1117/1.JATIS.6.4.044006.short The Self Indication Assumption for the Assessment of the Earliest Window and the Nearest Extraterrestrial Civilization and Overall landscape…

December 29, 2020 updates

TOI-257b (HD 19916b): A Warm sub-Saturn Orbiting an Evolved F-type Star https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/staa3960/6054535 Host star metallicity of directly imaged wide-orbit planets: implications for planet formation https://arxiv.org/abs/2012.13694 Contrast and Temperature Dependence of…

December 25, 2020 updates

High burial efficiency is required to explain mass balance in Earth’s early carbon cycle https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020GB006707 Finding exoplanets in the habitable zone with light echoes https://www.spiedigitallibrary.org/conference-proceedings-of-spie/11448/2559345/Finding-exoplanets-in-the-habitable-zone-with-light-echoes/10.1117/12.2559345.short Close stellar encounters kicking planets…

December 24, 2020 updates

Photonic Laser Thruster: 100 Times Scaling-Up and Propulsion Demonstration https://arc.aiaa.org/doi/abs/10.2514/1.B38144 Exotic Fluids Matching the Stress-Energy Tensor of Alcubierre Warp Drive Spacetimes https://arxiv.org/abs/2012.09941 Semi-analytical model for planetary resonances: application to planets…

December 23, 2020 updates

Hot Jupiter and Ultra-cold Saturn Formation in Dense Star Clusters https://iopscience.iop.org/article/10.3847/1538-4357/abc619 Exoplanet imaging data challenge: benchmarking the various image processing methods for exoplanet detection https://www.spiedigitallibrary.org/conference-proceedings-of-spie/11448/2574803/Exoplanet-imaging-data-challenge–benchmarking-the-various-image-processing/10.1117/12.2574803.short Performance study of interferometric small-sats…

December 22, 2020 updates

Models of Disability as Models of First Contact https://www.mdpi.com/2077-1444/11/12/676 Navigation Using Pulsars and Other Variable Celestial Sources https://onlinelibrary.wiley.com/doi/abs/10.1002/9781119458555.ch52 Persistence of flare-driven atmospheric chemistry on rocky habitable zone worlds https://www.nature.com/articles/s41550-020-01264-1 Determining…

December 21, 2020 updates

Planetary Diversity: Rocky planet processes and their observational signatures https://iopscience.iop.org/book/978-0-7503-2140-2 Warp Drive and the Kardashev Scale: Our Competence of Travelling Faster than Light https://www.researchgate.net/publication/344848513_Warp_Drive_and_the_Kardashev_Scale_Our_Competence_of_Travelling_Faster_than_Light When Is Life a Viable Hypothesis?…

December 17, 2020 updates

JPL Work on a Gravitational Lensing Mission https://www.centauri-dreams.org/2020/12/16/jpl-work-on-a-gravitational-lensing-mission/ Solid tidal friction in multi-layer planets: Application to Earth, Venus, a Super Earth and the TRAPPIST-1 planets – Potential approximation of a…

December 16, 2020 updates

K2 Targets Observed in TESS Cycles 1–3 https://iopscience.iop.org/article/10.3847/2515-5172/abd39e A Statistical Estimation of the Occurrence of Extraterrestrial Intelligence in the Milky Way Galaxy https://arxiv.org/abs/2012.07902 The search for radio emission from the…

December 15, 2020 updates

Gravitational Lensing and Optical Geometry: A Centennial Perspective https://www.mdpi.com/books/pdfview/book/3200 Bridge To The Stars: A Mission Concept And Policy To Enable An Inner Solar System Encounter With An Interstellar Object https://ui.adsabs.harvard.edu/abs/2020EPSC…14..575L/abstract…

December 14, 2020 updates

Anomalous Sun Flyby of 1I/2017 U1 (`Oumuamua) https://www.mdpi.com/2075-4434/8/4/83 On the scaling and spacing of extra-solar multi-planet systems https://link.springer.com/article/10.1007/s10509-020-03899-y Hibernating lemurs may be the key to cryogenic sleep for human space…

December 11, 2020 updates

The CARMENES search for exoplanets around M dwarfs – LP 714-47 b (TOI 442.01): populating the Neptune desert https://www.aanda.org/articles/aa/abs/2020/12/aa38016-20/aa38016-20.html Detection of pre-industrial societies on exoplanets https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/abs/detection-of-preindustrial-societies-on-exoplanets/2F1C14870F756707F4808D2045AAA80C Speckle Imaging Characterization of…

December 10, 2020 updates

Philosophical Thoughts on the Issue of a Potential Future Contact with an Extraterrestrial Civilization https://www.academia.edu/35988452/PHILOSOPHICAL_THOUGHTS_ON_THE_ISSUE_OF_A_POTENTIAL_FUTURE_CONTACT_WITH_AN_EXTRATERRESTRIAL_CIVILIZATION Giant Outer Transiting Exoplanet Mass (GOT ‘EM) Survey. I. Confirmation of an Eccentric, Cool Jupiter…

December 9, 2020 updates

Solar Gravitational Lens (SGL) for Biosignatures, SETI, and Interstellar Telecommunications https://us02web.zoom.us/rec/play/Dz8IKzYNKrRMnO_WztA6eXetafaiGUhcYQnjw95uI5Gebl3S8kdeNzvXD4NDh5vwXH-8_mWYfOQtdFcF.7lemH6kqbXMgtx0C A Flare-type IV Burst Event from Proxima Centauri and Implications for Space Weather https://iopscience.iop.org/article/10.3847/1538-4357/abca90 ARES IV: Probing the Atmospheres…

December 8, 2020 updates

Slow Biospheres: Habitability over the Longue Durée https://youtu.be/C2cyeGIJTnw Using Earth’s history to inform the search for life on exoplanets https://news.ucr.edu/articles/2020/12/08/using-earths-history-inform-search-life-exoplanets Architectures of Exoplanetary Systems. II. An Increase in Inner Planetary…

December 7, 2020 updates

Distinguishing Between Biological and Machine Civilization Techno-signatures https://www.centauri-dreams.org/2020/12/04/distinguishing-between-biological-and-machine-civilization-techno-signatures/ Space, the Final Frontier: In the Scientific Pursuit of Extraterrestrial Life Away from Earth https://www.academia.edu/42678316/Space_the_Final_Frontier_In_the_Scientific_Pursuit_of_Extraterrestrial_Life_Away_from_Earth Extremophiles as Astrobiological Models https://onlinelibrary.wiley.com/doi/book/10.1002/9781119593096 No escaping…

December 4, 2020 updates

Searching for Possible Exoplanet Transits from BRITE Data through a Machine Learning Technique https://iopscience.iop.org/article/10.1088/1538-3873/abbb24 A Word of Caution About Exoplanet Archival Data https://iopscience.iop.org/article/10.3847/2515-5172/abcf4d Refined System Ephemeris for Four Transiting Hot…

December 3, 2020 updates

Evidence for post-nebula volatilisation in an exo-planetary body https://www.sciencedirect.com/science/article/abs/pii/S0012821X20306385 The Chemistry of Extrasolar Planets https://www.sciencedirect.com/science/article/pii/B978008102908400151X The Exoplanet Transmission Spectroscopy Imager (ETSI) https://arxiv.org/abs/2012.00795 The Exomoon Corridor: Half of all exomoons exhibit…

December 2, 2020 updates

High-Resolution Mid-Infrared Spectroscopy of GV Tau N: Surface Accretion and Detection of Ammonia in a Young Protoplanetary Disk https://arxiv.org/abs/2012.00016 Phase Modeling of the TRAPPIST-1 Planetary Atmospheres https://arxiv.org/abs/2012.00080 Prospects for Galactic…

December 1, 2020 updates

Strategies for the Detection of ET Probes Within Our Own Solar System https://arxiv.org/abs/2011.12446 Broadband transmission spectroscopy of HD 209458b with ESPRESSO: evidence for Na, TiO, or both https://www.aanda.org/articles/aa/abs/2020/12/aa39454-20/aa39454-20.html Exoplanet Detection…

November 30, 2020 updates

Presumptuous Philosopher Proves Panspermia https://philarchive.org/archive/TURPPP-8 OWL-Moon in 2050 and beyond https://royalsocietypublishing.org/doi/full/10.1098/rsta.2020.0187 Enshrouding & Star-planet Interactions in Close-orbiting Systems http://oro.open.ac.uk/73559/1/JDoherty_PhD-thesis_9-10-20.pdf Observational constraints on the likelihood of 26Al in planet-forming environments https://www.aanda.org/articles/aa/full_html/2020/12/aa39334-20/aa39334-20.html…

November 25, 2020 updates

Geoforming Mars https://link.springer.com/book/10.1007/978-3-030-58876-2 Bridging the Planet Radius Valley: Stellar Clustering as a Key Driver for Turning Sub-Neptunes into Super-Earths https://arxiv.org/abs/2011.11680 Ultra Short Period Planets in K2 III: Neighbors are Common…

November 24, 2020 updates

Here’s Looking at You, MKID https://www.news.ucsb.edu/2020/020103/here-s-looking-you-mkid Precise radial velocities of giant stars – XIV. Evidence of planetary companions around HD 25723, 17 Sco, 3 Cnc, and 44 UMa https://www.aanda.org/articles/aa/abs/2020/12/aa38285-20/aa38285-20.html Europium…

November 23, 2020 updates

The Timing of Evolutionary Transitions Suggests Intelligent Life Is Rare https://liebertpub.com/doi/10.1089/ast.2019.2149 Spectropolarimetry of Primitive Phototrophs as Global Surface Biosignatures https://liebertpub.com/doi/10.1089/ast.2020.2272 Gaia search for stellar companions of TESS Objects of Interest…

November 20, 2020 updates

Near-infrared Opacity of Late M Dwarfs and Hot Jupiters: The E 3Π–X 3Δ Transition of TiO https://iopscience.iop.org/article/10.3847/1538-4357/abc24c JWST Transit Spectra. II. Constraining Aerosol Species, Particle-size Distributions, Temperature, and Metallicity for…

November 19, 2020 updates

Kozai Migration Naturally Explains the White Dwarf Planet WD1856 b https://iopscience.iop.org/article/10.3847/2041-8213/abc564 Survivor Bias: Divergent Fates of the Solar System’s Ejected versus Persisting Planetesimals https://iopscience.iop.org/article/10.3847/2041-8213/abc55f A collage of small planets from…

November 18, 2020 updates

Oort cloud Ecology II: Extra-solar Oort clouds and the origin of asteroidal interlopers https://arxiv.org/abs/2011.08257 Influence of a Galactic Gamma-Ray Burst on Ocean Plankton https://arxiv.org/abs/2011.08433 Kepler-90: Giant transit-timing variations reveal a…

November 17, 2020 updates

Generation of Unbound Comets and Planets by Planetary Systems https://link.springer.com/article/10.1134/S1063772920110098 Finding Signs of Life on Transiting Earthlike Planets: High-resolution Transmission Spectra of Earth through Time around FGKM Host Stars https://iopscience.iop.org/article/10.3847/1538-4357/abb9b2…

November 13, 2020 updates

Ariel moves from blueprint to reality https://www.esa.int/Science_Exploration/Space_Science/Ariel_moves_from_blueprint_to_reality A data-driven approach to constraining the atmospheric temperature structure of the ultra-hot Jupiter KELT-9b https://www.aanda.org/articles/aa/abs/2020/11/aa39061-20/aa39061-20.html A Mini-Neptune and a Radius Valley Planet Orbiting…

November 11, 2020 updates

Nondetection of Helium in the Upper Atmospheres of Three Sub-Neptune Exoplanets https://iopscience.iop.org/article/10.3847/1538-3881/abbee6 The Demographics of Exoplanets https://arxiv.org/abs/2011.04703 A Search for Technosignatures Around 31 Sun-like Stars with the Green Bank Telescope…

November 10, 2020 updates

First, Do Nothing: A Passive Protocol for First Contact https://www.sciencedirect.com/science/article/abs/pii/S026596462030031X NASA Selects New Science Teams for Astrobiology Research https://www.nasa.gov/feature/nasa-selects-new-science-teams-for-astrobiology-research Interdisciplinary Consortia for Astrobiology Research https://astrobiology.nasa.gov/research/astrobiology-at-nasa/icar/ Radiogenic Heating and Its Influence…

November 5, 2020 updates

PyLightcurve-torch: a transit modelling package for deep learning applications in PyTorch https://arxiv.org/abs/2011.02030 SPECULOOS — Ultracool Dwarf Transit Survey: Target List and Strategy https://arxiv.org/abs/2011.02069 Activity time series of old stars from…

November 4, 2020 updates

From Earth-Orbit Space Colonies to Deep-Space and Interstellar Habitats and Worldships: Solving the Economics https://jbis.org.uk/paper/2020.73.382 Effect of mantle oxidation state and escape upon the evolution of Earth’s magma ocean atmosphere…

November 3, 2020 updates

The widest broadband transmission spectrum (0.38–1.71 μm) of HD 189733b from ground-based chromatic Rossiter–McLaughlin observations https://www.aanda.org/articles/aa/abs/2020/11/aa39213-20/aa39213-20.html The eccentricity distribution of giant planets and their relation to super-Earths in the pebble…

November 2, 2020 updates

Curvature Invariants for the Alcubierre and Natário Warp Drives https://arxiv.org/abs/2010.13693 Space travel by reduced effective mass after induced matter theory https://arc.aiaa.org/doi/10.2514/6.2020-4171 Design Reference Mission Development for Nuclear Thermal Propulsion Enabled…

October 30, 2020 updates

Atmospheric Nitrogen When Life Evolved on Earth https://liebertpub.com/doi/10.1089/ast.2019.2212 WASP-127b: A misaligned planet with a partly cloudy atmosphere and tenuous sodium signature seen by ESPRESSO https://arxiv.org/abs/2010.15143 Temperature inversions on hot super-Earths:…

October 29, 2020 updates

Hurricanes on tidally locked terrestrial planets: fixed surface temperature experiments https://www.aanda.org/articles/aa/abs/2020/11/aa38203-20/aa38203-20.html An Integrated Analysis with Predictions on the Architecture of the tau Ceti Planetary System, Including a Habitable Zone Planet…

October 28, 2020 updates

Transmission spectroscopy and Rossiter-McLaughlin measurements of the young Neptune orbiting AU Mic https://www.aanda.org/articles/aa/abs/2020/11/aa38583-20/aa38583-20.html Excalibur: A Non-Parametric, Hierarchical Wavelength-Calibration Method for a Precision Spectrograph https://arxiv.org/abs/2010.13786 Modelling the atmosphere of lava planet…

October 27, 2020 updates

Transit timing variation signature of planet migration: the case of K2-24 https://www.aanda.org/articles/aa/abs/2020/11/aa39038-20/aa39038-20.html Rotational spectral modulation of cloudless atmospheres for L/T brown dwarfs and extrasolar giant planets https://www.aanda.org/articles/aa/full_html/2020/11/aa38771-20/aa38771-20.html The MKID Exoplanet…

October 26, 2020 updates

Dynamical evolution of a young planetary system: stellar flybys in co-planar orbital configuration https://link.springer.com/article/10.1007/s10509-020-03885-4 Spitzer Reveals Evidence of Molecular Absorption in the Atmosphere of the Hot Neptune LTT 9779b https://iopscience.iop.org/article/10.3847/2041-8213/abbc70…

October 23, 2020 updates

Connecting planet formation and astrochemistry – C/Os and N/Os of warm giant planets and Jupiter analogues https://www.aanda.org/articles/aa/abs/2020/10/aa38767-20/aa38767-20.html Mapping the “long tail” of research funding: A topic analysis of NSF grant…

October 22, 2020 updates

Stellar clustering shapes the architecture of planetary systems https://www.nature.com/articles/s41586-020-2800-0 Giant Planets, Tiny Stars: Producing Short-Period Planets around White Dwarfs with the Eccentric Kozai-Lidov Mechanism https://arxiv.org/abs/2010.10534 Gemini Planet Imager Spectroscopy of…

October 21, 2020 updates

Which stars can see Earth as a transiting exoplanet? https://academic.oup.com/mnrasl/article/499/1/L111/5931805 The K2 and TESS Synergy. I. Updated Ephemerides and Parameters for K2-114, K2-167, K2-237, and K2-261 https://iopscience.iop.org/article/10.3847/1538-3881/aba964 Exoplanets and the…

October 20, 2020 updates

An Exact, Generalized Laplace Resonance in the HR 8799 Planetary System https://iopscience.iop.org/article/10.3847/2041-8213/abb881 Into the UV: The Atmosphere of the Hot Jupiter HAT-P-41b Revealed https://arxiv.org/abs/2010.08551 OGLE-2018-BLG-0799Lb: a Sub-Saturn-Mass Planet Orbiting a…

October 19, 2020 updates

The need for laboratory work to aid in the understanding of exoplanetary atmospheres https://scholarworks.calstate.edu/concern/publications/jw827f98q Exploring Biogenic Dispersion Inside Star Clusters with System Dynamics Modeling https://www.preprints.org/manuscript/202010.0232/v1 Traversable wormholes supported by non-exotic…

October 16, 2020 updates

Characterizing the possible interior structures of the nearby Exoplanets Proxima Centauri b and Ross-128 b https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/staa3110/5924464 As the Worlds Turn: Constraining Spin Evolution in the Planetary-Mass Regime https://arxiv.org/abs/2010.07315 Robust asteroseismic…

October 15, 2020 updates

Planetary system LHS 1140 revisited with ESPRESSO and TESS https://www.aanda.org/articles/aa/full_html/2020/10/aa38922-20/aa38922-20.html The cloudy shape of hot Jupiter thermal phase curves https://arxiv.org/abs/2010.06934 Clouds in Three-Dimensional Models of Hot Jupiters Over a Wide…

October 14, 2020 updates

Out of a Silent Planet https://geopolicraticus.tumblr.com/post/631920838097223680/out-of-a-silent-planet Abundance measurements of H2O and carbon-bearing species in the atmosphere of WASP-127b confirm its super-solar metallicity https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/staa3116/5922728 Search for radio emission from the exoplanets…

October 13, 2020 updates

Coupled Day-Night Models of Exoplanetary Atmospheres https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/staa3143/5921219 Change in the brightness of interstellar comet 2I/Borisov https://www.sciencedirect.com/science/article/abs/pii/S0032063320303305 Statistical properties of habitable zones in stellar binary systems https://arxiv.org/abs/2010.05585 Kozai Migration Naturally Explains…

October 12, 2020 updates

Exoplanet Hunting in Deep Space with Machine Learning https://www.journals.resaim.com/ijresm/article/view/323 Propulsion for Spacecrafts using on-board Laser Reflection and Absorption https://engrxiv.org/fh6ez/ Sun-as-a-star Spectral Irradiance Observations of Transiting Active Regions https://iopscience.iop.org/article/10.3847/1538-4357/abadf9 Towards a…

October 9, 2020 updates

Cardiovascular deconditioning during long-term spaceflight through multiscale modeling https://www.nature.com/articles/s41526-020-00117-5 Stable climates for temperate rocky circumbinary planets https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JE006712 A Highly Eccentric Warm Jupiter Orbiting TIC 237913194 https://arxiv.org/abs/2010.03570 Microelectromechanical deformable mirror development…

October 8, 2020 updates

Phase-curve Pollution of Exoplanet Transit Depths https://iopscience.iop.org/article/10.3847/1538-3881/abac09 Mutual inclinations between giant planets and their debris discs in HD 113337 and HD 38529 https://arxiv.org/abs/2010.02961 Occurrence rates of small planets from HARPS:…

October 7, 2020 updates

The Isotopic Imprint of Life on an Evolving Planet https://link.springer.com/article/10.1007/s11214-020-00730-6 Waterworlds May Have Better Climate Buffering Capacities than Their Continental Counterparts https://iopscience.iop.org/article/10.3847/2041-8213/abb882 Observable Signatures of the Ejection Speed of Interstellar…

October 6, 2020 updates

Lightweight metasurface mirror of silicon nanospheres https://www.osapublishing.org/ome/abstract.cfm?uri=ome-10-10-2706 Habitable worlds of merging stars https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/habitable-worlds-of-merging-stars/89F8F995D2C47BCEE4CD800E5A60D8F8 Expecting the unexpected in the search for extraterrestrial life https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/expecting-the-unexpected-in-the-search-for-extraterrestrial-life/6D49A34118730A6DBA09E41DF75A72B3 KELT-11 b: Abundances of water and constraints…

October 5, 2020 updates

Stability of P-type orbits around stellar binaries: an extension to counter-rotating orbits https://www.sciencedirect.com/science/article/abs/pii/S1384107620302475 EvryFlare III: Temperature Evolution and Habitability Impacts of Dozens of Superflares Observed Simultaneously by Evryscope and TESS…