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 28, 2025 updates

QHF – Quantitative Habitability Framework
https://zenodo.org/records/15420506

Kinetic Modeling of Non-Thermal Processes in the Upper Atmosphere of Sub-Neptune π Men c
https://link.springer.com/article/10.1134/S1990341324600674

Feasibility of interferometric observations and characterization of planet-induced structures at sub au to au scales in protoplanetary disks
https://www.aanda.org/articles/aa/full_html/2025/06/aa52153-24/aa52153-24.html

Characterizing the Radiative–Convective Structure of Dense Rocky Planet Atmospheres
https://iopscience.iop.org/article/10.3847/PSJ/adcd5f

Continuous Habitable Zone Metric for Prioritizing Habitable Worlds Observatory Targets
https://arxiv.org/abs/2505.20558

Ten Aligned Orbits: Planet Migration in the Era of JWST and Ariel
https://arxiv.org/abs/2505.20516

Semi-analytical model for the dynamical evolution of planetary systems via giant impacts
https://arxiv.org/abs/2505.20548

Multiverse Predictions for Habitability: The Habitability of Exotic Environments
https://arxiv.org/abs/2505.20557

Continuous helium absorption from the leading and trailing tails of WASP-107b
https://arxiv.org/abs/2505.20588

The James Webb Space Telescope NIRSpec-PRISM Transmission Spectrum of the Super-Puff, Kepler-51d
https://arxiv.org/abs/2505.21358

May 27, 2025 updates

The discovery of exoplanets: towards understanding planet formation
https://link.springer.com/article/10.1007/s12210-025-01335-3

Very-wide-orbit planets from dynamical instabilities during the stellar birth cluster phase
https://link.springer.com/article/10.1038/s41550-025-02556-0

Searching for Traces of Exoplanet Atmospheres Using Multicolor Photometric Observations of Transits
https://link.springer.com/article/10.1134/S1990341325600061

An MHD-based model for wind-driven disc-planet interactions
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf805/8142536

Ground to Dust: Collisional Cascades and the Fate of Kardashev II Megaswarms
https://iopscience.iop.org/article/10.3847/1538-4357/adccc5

Characterizing the Radiative–Convective Structure of Dense Rocky Planet Atmospheres
https://iopscience.iop.org/article/10.3847/PSJ/adcd5f

The Spin Zone: Synchronously and Asynchronously Rotating Land Planets Have Spectral Differences in Transmission
https://iopscience.iop.org/article/10.3847/PSJ/adcea9

Cloud and Haze Parameterization in Atmospheric Retrievals: Insights from Titan’s Cassini Data and JWST Observations of Hot Jupiters
https://arxiv.org/abs/2505.18715

Orbital Decay of the Shortest-Period Hot Jupiter, TOI-2109b: Tidal Constraints and Transit-Timing Analysis
https://arxiv.org/abs/2505.18941

EBLM XV — Revised dynamical masses for the circumbinary planet host Kepler-16 AB, using the SOPHIE spectrograph
https://arxiv.org/abs/2505.19718

Cold Jupiters and small planets: friends, foes, or indifferent? A search for correlations with the largest exoplanet samples
https://arxiv.org/abs/2505.20035

May 26, 2025 Updates

Unraveling the origin of giant exoplanets — Observational implications of convective mixing
https://www.aanda.org/articles/aa/full_html/2025/06/aa54506-25/aa54506-25.html

The state of hybrid artificial intelligence for interstellar missions
https://www.sciencedirect.com/science/article/pii/S0376042125000260

Effects of Planetary Parameters on Disequilibrium Chemistry in Irradiated Planetary Atmospheres: From Gas Giants to Sub-Neptunes
https://iopscience.iop.org/article/10.3847/1538-4357/adc7b3

Far-ultraviolet flares and variability of the young M dwarf AU Mic: a non-detection of planet c in transit at Lyman-alpha
https://arxiv.org/abs/2505.17197

Grand Theft Moons. Formation of habitable moons around giant planets
https://arxiv.org/abs/2505.18144

May 23, 2025 updates

Experimental demonstration of a quantum-optimal coronagraph using spatial mode sorters
https://opg.optica.org/optica/fulltext.cfm?uri=optica-12-4-518&id=570325

Percolative sulfide core formation in oxidized planetary bodies
https://www.nature.com/articles/s41467-025-58517-8

Unraveling the origin of giant exoplanets – Observational implications of convective mixing
https://www.aanda.org/articles/aa/full_html/2025/06/aa54506-25/aa54506-25.html

Asteroseismology of the Ancient Naked-Eye Exoplanet Host Star ν2 Lupi
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf829/8140858

gr8stars I: A homogeneous spectroscopic study of bright FGKM dwarfs and a public library of their high-resolution spectra
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf825/8140870

Unveiling the Atmosphere of the Super-Jupiter HAT-P-14 b with JWST NIRISS and NIRSpec
https://iopscience.iop.org/article/10.3847/1538-3881/adcba7

Formation of Near-surface Atmospheric Inversion and Surface Inversion in Hothouse Climates
https://iopscience.iop.org/article/10.3847/1538-4357/adca3c

Impacts of Tidal Locking on Magnetospheric Energy Input to Exoplanet Atmospheres
https://iopscience.iop.org/article/10.3847/1538-4357/adcec7

Projections of Earth’s technosphere: Scenario modeling, worldbuilding, and overview of remotely detectable technosignatures
https://www.sciencedirect.com/science/article/pii/S0040162525002252

NIRCam yells at cloud: JWST MIRI imaging can directly detect exoplanets of the same temperature, mass, age, and orbital separation as Saturn and Jupiter
https://arxiv.org/abs/2505.15995

Physics-based machine learning for mantle convection simulations
https://arxiv.org/abs/2505.16041

Modern Earth-like Chemical Disequilibrium Biosignatures Are Challenging To Constrain Through Spectroscopic Retrievals
https://arxiv.org/abs/2505.16231

Abiotic Ozone in the Observable Atmospheres of Venus and Venus-like Exoplanets
https://arxiv.org/abs/2505.16543

May 22, 2025 updates

Dying stars give a second wind to exoplanet formation
https://www.nature.com/articles/d41586-025-01445-w

Parameters for Photon Pressure Propulsion to Obtain Relativistic Speeds
https://www.researchgate.net/profile/Sergey-Yurish/publication/391849089_Optics_Photonics_and_Laser_Proceedings_of_the_8th_International_Conference_OPAL%27_2025/links/6829af7bdf0e3f544f552635/Optics-Photonics-and-Laser-Proceedings-of-the-8th-International-Conference-OPAL-2025.pdf

Revisiting the bimodality of galactic habitability in IllustrisTNG
https://arxiv.org/abs/2505.11048

A retrograde planet in a tight binary star system with a white dwarf
https://www.nature.com/articles/s41586-025-09006-x

Long-term evolution of the temperature structure in magnetized protoplanetary disks and its implication for the dichotomy of planetary composition
https://www.aanda.org/articles/aa/full_html/2025/05/aa53362-24/aa53362-24.html

Spirals, rings, and vortices shaped by shadows in protoplanetary disks: from radiative hydrodynamical simulations to observable signatures
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf785/8138670

A Complex Systems Approach to Exoplanet Atmospheric Chemistry: New Prospects for Ruling Out the Possibility of Alien Life As We Know It
https://iopscience.iop.org/article/10.3847/PSJ/adcc27

Open-source High-resolution Exoplanet Atmosphere Retrievals with POSEIDON
https://iopscience.iop.org/article/10.3847/1538-3881/adcac7

Stringent Limits on H3+ Emission from the Hot Jupiters WASP-80b and WASP-69b
https://iopscience.iop.org/article/10.3847/1538-3881/adce76

Discovery of a dwarf planet candidate in an extremely wide orbit: 2017 OF201
https://arxiv.org/abs/2505.15806

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