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 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

May 16, 2024 updates

Stellar wind impact on early atmospheres around unmagnetized Earth-like planets
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1267/7674898

A new treatment of telluric and stellar features for medium-resolution spectroscopy and molecular mapping – Application to the abundance determination on β Pic b
https://www.aanda.org/articles/aa/full_html/2024/05/aa47068-23/aa47068-23.html

The Scientific Impact of a Noiseless Energy-Resolving Detector for a Future Exoplanet-Imaging Mission
https://arxiv.org/abs/2405.08883

Puffy Venuses: the Mass-Radius Impact of Carbon-Rich Atmospheres on Lava Worlds
https://arxiv.org/abs/2405.08998

Volatile atmospheres of lava worlds
https://arxiv.org/abs/2405.09284

Giant branch planetary systems: Dynamical and radiative evolution
https://arxiv.org/abs/2405.09399

May 15, 2024 updates

Detection of an Earth-sized exoplanet orbiting the nearby ultracool dwarf star SPECULOOS-3
https://www.nature.com/articles/s41550-024-02271-2

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

Occurrence Rates of Exosatellites Orbiting 3-30MJup Hosts from 44 Spitzer Light Curves
https://arxiv.org/abs/2405.08116

Stellar Characterization and a Chromospheric Activity Analysis of a K2 Sample of Planet-Hosting Stars
https://arxiv.org/abs/2405.08128