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.

May 23, 2024 updates

HD 7977 and its possible influence on Solar System bodies
https://www.aanda.org/articles/aa/full_html/2024/05/aa48995-23/aa48995-23.html

Gliese 12 b, a temperate Earth-sized planet at 12 parsecs discovered with TESS and CHEOPS
https://academic.oup.com/mnras/article/531/1/1276/7679807

Gliese 12 b: A Temperate Earth-sized Planet at 12 pc Ideal for Atmospheric Transmission Spectroscopy
https://iopscience.iop.org/article/10.3847/2041-8213/ad3642

The Impact of Extended H2O Cross Sections on Temperate Anoxic Planet Atmospheres: Implications for Spectral Characterization of Habitable Worlds
https://iopscience.iop.org/article/10.3847/1538-4357/ad3a65

SALTUS Probe Class Space Mission: Observatory Architecture and Mission Design
https://arxiv.org/abs/2405.12394

Single Aperture Large Telescope for Universe Studies (SALTUS): Science Overview
https://arxiv.org/abs/2405.12829

May 22, 2024 updates

NASA tool prepares to image faraway planets
https://phys.org/news/2024-05-nasa-tool-image-faraway-planets.html

Feasibility study on retrieving exoplanetary cloud cover distributions using polarimetry
https://www.aanda.org/articles/aa/full_html/2024/05/aa48537-23/aa48537-23.html

Exploring the directly imaged HD 1160 system through spectroscopic characterisation and high-cadence variability monitoring
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1315/7679134

Measurement of Dependence of Microlensing Planet Frequency on the Host Star Mass and Galactocentric Distance by Using a Galactic Model
https://iopscience.iop.org/article/10.3847/1538-4357/ad3cdc

Reduced Water Loss due to Photochemistry on Terrestrial Planets in the Runaway Greenhouse Phase around Pre-main-sequence M Dwarfs
https://iopscience.iop.org/article/10.3847/1538-4357/ad3e7e

Developing a framework for understanding wormholes in modified gravity: A comprehensive review
https://www.sciencedirect.com/science/article/abs/pii/S1387647324000022

Exploring the directly imaged HD 1160 system through spectroscopic characterisation and high-cadence variability monitoring
https://arxiv.org/abs/2405.12271

HD 110067 c has an aligned orbit
https://arxiv.org/abs/2405.12409

The TESS-Keck Survey. XXII. A sub-Neptune Orbiting TOI-1437
https://arxiv.org/abs/2405.12448

The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M dwarfs
https://arxiv.org/abs/2405.12637

No signature of the birth environment of exoplanets from their host stars’ Mahalanobis phase space
https://arxiv.org/abs/2405.12741

May 21, 2024 updates

Exoplanet Magnetic Fields
https://arxiv.org/abs/2404.15429

A warm Neptune’s methane reveals core mass and vigorous atmospheric mixing
https://www.nature.com/articles/s41586-024-07395-z

A high internal heat flux and large core in a warm neptune exoplanet
https://www.nature.com/articles/s41586-024-07514-w

Evaluating Pigments as a Biosignature: Abiotic/Prebiotic Synthesis of Pigments and Pigment Mimics in Planetary Environments
https://liebertpub.com/doi/10.1089/ast.2023.0006

Fundamental Limits on Earth-like Exoplanet Imaging with Large Telescopes Employing Laser Tomographic Adaptive Optics Systems: A Comparative Analysis of LGS AO and LTAO Systems
https://www.mdpi.com/2304-6732/11/4/338

Nightside clouds form and winds drive disequilibrium chemistry on a hot Jupiter
https://www.nature.com/articles/s41550-024-02231-w

The Mantis Network – IV. A titanium cold trap on the ultra-hot Jupiter WASP-121 b
https://www.aanda.org/articles/aa/full_html/2024/05/aa44968-22/aa44968-22.html

Secular evolution of resonant planets in the coplanar case – Application to the systems HD 73526 and HD 31527
https://www.aanda.org/articles/aa/full_html/2024/05/aa48378-23/aa48378-23.html

Bioverse: GMT and ELT Direct Imaging and High-Resolution Spectroscopy Assessment $\unicode{x2013}$ Surveying Exo-Earth O$_{\mathrm{2}}$ and Testing the Habitable Zone Oxygen Hypothesis
https://www.researchgate.net/publication/380731107_Bioverse_GMT_and_ELT_Direct_Imaging_and_High-Resolution_Spectroscopy_Assessment_unicodex2013_Surveying_Exo-Earth_O_mathrm2_and_Testing_the_Habitable_Zone_Oxygen_Hypothesis

Giant Outer Transiting Exoplanet Mass (GOT `EM) Survey. V. Two Giant Planets in Kepler-511 but Only One Ran Away
https://arxiv.org/abs/2405.11017

Artificial Greenhouse Gases as Exoplanet Technosignatures
https://arxiv.org/abs/2405.11149

Bioverse: GMT and ELT Direct Imaging and High-Resolution Spectroscopy Assessment – Surveying Exo-Earth O2 and Testing the Habitable Zone Oxygen Hypothesis
https://arxiv.org/abs/2405.11423

Constraining the formation of WASP-39b using JWST transit spectroscopy
https://arxiv.org/abs/2405.12061

Beyond Earthly Limits: Protection against Cosmic Radiation through Biological Response Pathways
https://arxiv.org/abs/2405.12151

Artificial Broadcasts as Galactic Populations: I. A Point Process Formalism for Extraterrestrial Intelligences and Their Broadcasts
https://arxiv.org/abs/2405.04646

May 17, 2024 updates

Modelling Terrestrial and Potential Extraterrestrial Photopigments via Density Functional Theory
https://repository.fit.edu/etd/1425/

Activity of the Star TOI-784 and Loss of Atmospheric Mass by Its Planet
https://link.springer.com/article/10.1007/s10511-024-09815-4

Mass Loss from the Atmosphere of the Planet TOI-1442 c
https://link.springer.com/article/10.1007/s10511-024-09816-3

Feature extraction for exoplanet detection
https://link.springer.com/article/10.1007/s41060-024-00552-7

Signature of the atmospheric asymmetries of hot and ultra-hot Jupiters in light curves
https://www.aanda.org/articles/aa/full_html/2024/05/aa48880-23/aa48880-23.html

Star-spot activity, orbital obliquity, transmission spectrum, physical properties, and transit time variations of the HATS-2 planetary system
https://www.aanda.org/articles/aa/full_html/2024/05/aa47872-23/aa47872-23.html

The Mantis Network – IV. A titanium cold trap on the ultra-hot Jupiter WASP-121 b
https://www.aanda.org/articles/aa/full_html/2024/05/aa44968-22/aa44968-22.html

Planets similar in size are often dissimilar in interior
https://www.aanda.org/articles/aa/full_html/2024/05/aa47049-23/aa47049-23.html

Secular evolution of resonant planets in the coplanar case – Application to the systems HD 73526 and HD 31527
https://www.aanda.org/articles/aa/full_html/2024/05/aa48378-23/aa48378-23.html

Systematic KMTNet Planetary Anomaly Search. XI. Complete Sample of 2016 Subprime Field Planets
https://iopscience.iop.org/article/10.3847/1538-3881/ad3ba3

The Impact-driven Atmospheric Loss of Super-Earths around Different Spectral Types of Host Stars
https://iopscience.iop.org/article/10.3847/1538-4357/ad3af9

Dark Matter Halo Parameters from Overheated Exoplanets via Bayesian Hierarchical Inference
https://arxiv.org/abs/2405.09578

Dynamical coupling of Keplerian orbits in a hierarchical four-body system: from the Galactic Centre to compact planetary systems
https://arxiv.org/abs/2405.09630

The metallicity and carbon-to-oxygen ratio of the ultra-hot Jupiter WASP-76b from Gemini-S/IGRINS
https://arxiv.org/abs/2405.09769

How planets form by pebble accretion V. Silicate rainout delays contraction of sub-Neptunes
https://arxiv.org/abs/2405.09900