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.

November 28, 2024 updates

The Philosophical Aspects of Astrobiology
https://pergamos.lib.uoa.gr/uoa/dl/frontend/en/browse/3421131

Cognitive performance in ISS astronauts on 6-month low earth orbit missions
https://www.frontiersin.org/journals/physiology/articles/10.3389/fphys.2024.1451269/full

SwRI researchers use chemistry modeling software to detect conditions for microbial life on icy worlds
https://www.swri.org/press-release/swri-researchers-use-chemistry-modeling-software-detect-conditions-microbial-life-icy

Iron sulfide-catalyzed gaseous CO2 reduction and prebiotic carbon fixation in terrestrial hot springs
https://www.nature.com/articles/s41467-024-54062-y

A Measurement of the Water Abundance in the Atmosphere of the Hot Jupiter WASP-43b with High-resolution Cross-correlation Spectroscopy
https://arxiv.org/abs/2411.17923

Potential technosignature from anomalously low deuterium/hydrogen (D/H) in planetary water depleted by nuclear fusion technology
https://arxiv.org/abs/2411.18595

November 27, 2024 updates

Solar System Migration Points to a Renewed Concept: Galactic Habitable Orbits
https://iopscience.iop.org/article/10.3847/2041-8213/ad9260

Did the terrestrial planets of the solar system form by pebble accretion?
https://www.sciencedirect.com/science/article/pii/S0012821X24005521

Comment on “Did the terrestrial planets of the Solar System form by pebble accretion?”
https://arxiv.org/abs/2411.17043

Validating the Orbital Periods of the Coolest TESS Exoplanet Candidates
https://arxiv.org/abs/2411.17640

A link between rocky exoplanet composition and stellar age
https://arxiv.org/abs/2411.17358

OrCAS: Origins, Compositions, and Atmospheres of Sub-neptunes. I. Survey Definition
https://arxiv.org/abs/2411.16836

Water-rich sub-Neptunes and rocky super Earths around different Stars: Radii shaped by Volatile Partitioning, Formation, and Evolution
https://arxiv.org/abs/2411.16879

Revisiting the conundrum of the sub-Jovian and Neptune desert. A new approach that incorporates stellar properties
https://arxiv.org/abs/2411.16960

Gas dynamics around a Jupiter mass planet: II. Chemical evolution of circumplanetary material
https://arxiv.org/abs/2411.17408

Searching for star-planet interactions in GJ 486 at radio wavelengths with the uGMRT
https://arxiv.org/abs/2411.17689

November 26, 2024 updates

Phase separation of planetary ices explains nondipolar magnetic fields of Uranus and Neptune
https://www.pnas.org/doi/10.1073/pnas.2403981121

Self-Sustaining Living Habitats in Extraterrestrial Environments
https://liebertpub.com/doi/10.1089/ast.2024.0080

Machine learning methods for automated interstellar object classification with LSST
https://www.aanda.org/articles/aa/full_html/2024/11/aa51118-24/aa51118-24.html

A Photochemical Phosphorus-Hydrogen-Oxygen Network for Hydrogen-dominated Exoplanet Atmospheres
https://iopscience.iop.org/article/10.3847/1538-4357/ad8915

Analyzing Exoplanet Habitability: A Study of Atmospheric Conditions and Star Types
https://www.researchgate.net/publication/386049478_Analyzing_Exoplanet_Habitability_A_Study_of_Atmospheric_Conditions_and_Star_Types

Impacts of UV Radiation from an AGN on Planetary Atmospheres and Consequences for Galactic Habitability
https://arxiv.org/abs/2411.15341

Suppression of hydrodynamic escape of an H2-rich early Earth atmosphere by radiative cooling of carbon oxides
https://arxiv.org/abs/2411.15456

The bulk metallicity of giant planets around M stars
https://arxiv.org/abs/2411.16197

Interactions between tidal flows and magnetic fields in stellar/planetary convective envelopes
https://arxiv.org/abs/2411.16534

Anomaly Detection and RFI Classification with Unsupervised Learning in Narrowband Radio Technosignature Searches
https://arxiv.org/abs/2411.16556

November 25, 2024 Updates

Survival and Transfer of Microorganisms beyond the Earth: To What Extent are Microorganisms Tolerant to External Influences?
https://link.springer.com/article/10.1134/S0038094624601087

When Did Stars Create the Chemical Basis of Life?
https://link.springer.com/article/10.1134/S0038094624601105

We Are Stardust: Stellar Evolution and Our Cosmic Connection
https://link.springer.com/book/10.1007/978-3-031-67275-0

He awa whiria: the tidal streams of interstellar objects
https://arxiv.org/abs/2411.14577

Decoding the Future of Exoplanets: Asteroseismic Confirmation of Subgiant and Red Giant Hosts
https://arxiv.org/abs/2411.14703

Radii, masses, and transit-timing variations of the three-planet system orbiting the naked-eye star TOI-396
https://arxiv.org/abs/2411.14911

Outer Solar System spacecraft without drag-free control to probe the μHz gravitational wave frontier
https://arxiv.org/abs/2411.15072

PDS 70b Shows Stellar-like Carbon-to-Oxygen Ratio
https://arxiv.org/abs/2411.15117

November 22, 2024 updates

Membrane-based mesh filter for far-infrared radiation
https://opg.optica.org/oe/fulltext.cfm?uri=oe-32-25-44218

Search for Extraterrestrial Life: the “Goldilocks Zone” vs. the “Snow Maiden Zone”
https://link.springer.com/article/10.1134/S0038094624601099

Drake Formula and Exoplanets
https://link.springer.com/article/10.1134/S0038094624600756

Migration of Celestial Bodies in the Solar System and in Some Exoplanetary Systems
https://link.springer.com/article/10.1134/S0038094623600105

ExoLyn: A golden mean approach to multispecies cloud modeling in atmospheric retrieval
https://www.aanda.org/articles/aa/full_html/2024/11/aa51112-24/aa51112-24.html

From Stars to Life: A Quantitative Approach to Astrobiology
https://www.cambridge.org/core/books/from-stars-to-life/9A6939CD062D88A34A6AAD9E3B728D3D

The Breakthrough Listen Search for Intelligent Life: Galactic Center Search for Scintillated Technosignatures
https://iopscience.iop.org/article/10.3847/1538-3881/ad7e18

Puffy Venuses: The Mass–Radius Impact of Carbon-rich Atmospheres on Lava Worlds
https://iopscience.iop.org/article/10.3847/1538-4357/ad6f03

Disk2Planet: A Robust and Automated Machine Learning Tool for Parameter Inference in Disk–Planet Systems
https://iopscience.iop.org/article/10.3847/1538-4357/ad8086

Constraining the Presence of Companion Planets in Hot Jupiter Planetary Systems Using Transit-timing Variation Observations from TESS
https://iopscience.iop.org/article/10.3847/1538-4365/ad89a6

The Decline and Fall of ROME. V. A Preliminary Search for Star-Disrupted Planet Interactions and Coronal Activity at 5 GHz Among White Dwarfs within 25 pc
https://arxiv.org/abs/2411.13718

Planets Around Solar Twins/Analogs (PASTA) I.: High precision stellar chemical abundance for 17 planet-hosting stars and the condensation temperature trend
https://arxiv.org/abs/2411.13825

Observing planetary gaps in the gas of debris disks
https://arxiv.org/abs/2411.14241