Interstellar Updates

 

These are items of interest to the interstellar exploration community that we’ve found in our quest for information that will help us advance toward our goals.  If you know of anything we’ve overlooked, or any sources of such information we should monitor, or if you would like to be added to our IRG-updates mailing list and receive these updates in you email every weekday, please send that information to info@irg.space.

You can now search our database of interstellar updates and find items of interest to you.

February 14, 2024 updates

The GAPS programme at TNG – L. TOI-4515 b: An eccentric warm Jupiter orbiting a 1.2 Gyr-old G-star
https://www.aanda.org/articles/aa/full_html/2024/02/aa48207-23/aa48207-23.html

The GAPS Programme at TNG – LI. Investigating the correlations between transiting system parameters and host chromospheric activity
https://www.aanda.org/articles/aa/full_html/2024/02/aa47079-23/aa47079-23.html

A Combined Ground-based and JWST Atmospheric Retrieval Analysis: Both IGRINS and NIRSpec Agree that the Atmosphere of WASP-77A b Is Metal-poor
https://iopscience.iop.org/article/10.3847/1538-3881/ad17bf

TOI-4201: An Early M Dwarf Hosting a Massive Transiting Jupiter Stretching Theories of Core Accretion
https://iopscience.iop.org/article/10.3847/2041-8213/ad1a19

Ice-Ocean Interactions on Ocean Worlds Influence Ice Shell Topography
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2023JE008036

Populating The Milky Way: Characterising Planet Demographics by Combining Galaxy Formation Simulations and Planet Population Synthesis Models
https://arxiv.org/abs/2402.08029

HPIC: The Habitable Worlds Observatory Preliminary Input Catalog
https://arxiv.org/abs/2402.08038

OGLE-2023-BLG-0836L: The sixth microlensing planet in a binary stellar system
https://arxiv.org/abs/2402.08116

A revisit of the Mass-Metallicity Trends in Transiting Exoplanets
https://arxiv.org/abs/2402.08292

February 13, 2024 updates

Astrobiocentrism: reflections on challenges in the transition to a vision of life and humanity in space
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/astrobiocentrism-reflections-on-challenges-in-the-transition-to-a-vision-of-life-and-humanity-in-space/38546738032189AD82AD1E1CB22CC401

A mission to nature’s telescope for high-resolution imaging of an exoplanet
https://link.springer.com/article/10.1007/s10686-024-09919-x

A model of planetary formation that predicts migrated steam exoplanets and the radius valley
https://www.nature.com/articles/s41550-023-02183-7

Searching the SN 1987A SETI Ellipsoid with TESS
https://iopscience.iop.org/article/10.3847/1538-3881/ad2064

The GAPS programme at TNG – XLIX. TOI-5398, the youngest compact multi-planet system composed of an inner sub-Neptune and an outer warm Saturn
https://www.aanda.org/articles/aa/full_html/2024/02/aa47472-23/aa47472-23.html

Kepler Multitransiting System Physical Properties and Impact Parameter Variations
https://iopscience.iop.org/article/10.3847/1538-3881/ad16e2

Numerical Performance of Correlated-k Distribution Method in Atmospheric Escape Simulation
https://iopscience.iop.org/article/10.3847/1538-4357/ad187f

nuance: Efficient detection of planets transiting active stars
https://arxiv.org/abs/2402.06835

The Diffusion Limit of Photoevaporation in Primordial Planetary Atmospheres
https://arxiv.org/abs/2402.06933

The TESS-Keck Survey. XVIII. A sub-Neptune and spurious long-period signal in the TOI-1751 system
https://arxiv.org/abs/2402.07110

The PFS view of TOI-677 b: A spin-orbit aligned warm Jupiter in a dynamically hot system
https://arxiv.org/abs/2402.07346

Magnetic field of gas giant exoplanets and its influence on the retention of their exomoons
https://arxiv.org/abs/2402.07387

The TESS-Keck Survey. XII. A Dense 1.8 R⊕ Ultra-Short-Period Planet Possibly Clinging to a High-Mean-Molecular-Weight Atmosphere After the First Gyr
https://arxiv.org/abs/2402.07451

The spectroastrometric detectability of nearby Solar System-like exomoons
https://arxiv.org/abs/2402.07517

TIaRA TESS 1: Estimating exoplanet yields from Year 1 and Year 3 SPOC lightcurves
https://arxiv.org/abs/2402.07800

TOI-1199:b and TOI-1273:b: Two new transiting hot Saturns detected and characterized with SOPHIE and TESS
https://arxiv.org/abs/2402.07861

The TESS-Keck Survey XXI: 13 New Planets and Homogeneous Properties for 21 Subgiant Systems
https://arxiv.org/abs/2402.07893

Ephemeris Matching Reveals False Positive Validated and Candidate Planets from the K2 Mission
https://arxiv.org/abs/2402.07903

February 12, 2024 Updates

The EBLM project — XIII. The absolute dynamical masses of the circumbinary planet host TOI-1338/BEBOP-1
https://arxiv.org/abs/2402.06449

Devolatilization of extrasolar planetesimals by 60Fe and 26Al heating
https://arxiv.org/abs/2402.06476

Cool Gaseous Exoplanets: surveying the new frontier with Twinkle
https://arxiv.org/abs/2402.06488

Rendez-vous with massive interstellar objects, as triggers of destabilisation
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae428/7604616?searchresult=1

Migration of low-mass planets in inviscid disks: The effect of radiation transport on the dynamical corotation torque
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae372/7606325?searchresult=1

Quantifying the Transit Light Source Effect: Measurements of Spot Temperature and Coverage on the Photosphere of AU Microscopii with High-resolution Spectroscopy and Multicolor Photometry
https://iopscience.iop.org/article/10.3847/1538-4357/ad0bed

A High-resolution Non-detection of Escaping Helium in the Ultrahot Neptune LTT 9779b: Evidence for Weakened Evaporation
https://iopscience.iop.org/article/10.3847/2041-8213/ad23cf

Muted Features in the JWST NIRISS Transmission Spectrum of Hot Neptune LTT 9779b
https://iopscience.iop.org/article/10.3847/2041-8213/ad20e4

Eccentricity Distribution beyond the Snow Line and Implications for Planetary Habitability
https://iopscience.iop.org/article/10.3847/2041-8213/ad2463

Formation of the Trappist-1 system in a dry protoplanetary disk
https://www.aanda.org/articles/aa/full_html/2024/02/aa48309-23/aa48309-23.html

Constraining the reflective properties of WASP-178 b using CHEOPS photometry
https://www.aanda.org/articles/aa/full_html/2024/02/aa46705-23/aa46705-23.html

February 09, 2024 updates

How the adaptation of the human microbiome to harsh space environment can determine the chances of success for a space mission to Mars and beyond
https://www.frontiersin.org/journals/microbiology/articles/10.3389/fmicb.2023.1237564

Multiple Habitable Phases on Outer Exosolar Worlds
https://iopscience.iop.org/article/10.3847/1538-4357/ad1685

Deep Learning and Quantum Algorithms Approach to Investigating the Feasibility of Wormholes: A Review
https://www.sciencedirect.com/science/article/abs/pii/S2213133724000179

The COSPAR Planetary Protection Policy for missions to Icy Worlds: A review of history, current scientific knowledge, and future directions
https://www.sciencedirect.com/science/article/abs/pii/S221455242400021X

Tidal Dissipation in Giant Planets
https://arxiv.org/abs/2402.05338

The Impact of Cometary ‘impacts’ on the Chemistry, Climate, and Spectra of Hot Jupiter Atmospheres
https://arxiv.org/abs/2402.05509

Representation of the Terrestrial Carbon Cycle in CMIP6
https://arxiv.org/abs/2402.05671

February 08, 2024 updates

Potential Prebiotic Pathways in Extraterrestrial Atmosphere: A Computational Exploration of HCN and NH3 Reactions
https://pubs.acs.org/doi/abs/10.1021/acsearthspacechem.3c00321

‘It’s getting closer and closer for sure.’ How SETI is expanding its search for alien intelligence
https://www.space.com/seti-expanding-search-for-alien-intelligence

Exploring the collinear Lagrangian points of exoplanet systems with P–R drag and oblateness
https://link.springer.com/article/10.1007/s12036-023-09993-1

Forming giant planets around late-M dwarfs: Pebble accretion and planet–planet collision
https://www.aanda.org/articles/aa/full_html/2024/02/aa47664-23/aa47664-23.html

Modeling Atmospheric Lines By the Exoplanet Community (MALBEC) version 1.0: A CUISINES radiative transfer intercomparison project
https://arxiv.org/abs/2402.04329

Signatures of X-ray dominated chemistry in the spectra of exoplanetary atmospheres
https://arxiv.org/abs/2402.04688

Predicting Interstellar Object Chemodynamics with Gaia
https://arxiv.org/abs/2402.04904

Searching for Giant Exoplanets around M-dwarf Stars (GEMS) I: Survey Motivation
https://arxiv.org/abs/2402.04946

The possibility of panspermia in the deep cosmos by means of the planetary dust grains
https://arxiv.org/abs/2402.04990

Clouds and Seasonality on Terrestrial Planets with Varying Rotation Rates
https://arxiv.org/abs/2402.04900