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.

December 31, 2025 updates

Resonant Gravity Modulation and the Anomalous Behavior of 3I/ATLAS: A Conditional Hypothesis within Vibrational Theory
https://www.academia.edu/144331805/Resonant_Gravity_Modulation_and_the_Anomalous_Behavior_of_3I_ATLAS_A_Conditional_Hypothesis_within_Vibrational_Theory

Monstrous Matter: The Microbial Foundations for a Living Planet
https://journal.ifdt.bg.ac.rs/index.php/fid/article/view/1931

Multicolor Transit Photometry: Searching for Traces of Exoplanet Atmospheres
https://link.springer.com/article/10.1134/S1063772925702336

Evolution of the Accretion Rate of Young Intermediate-mass Stars: Implications for Disk Evolution and Planet Formation
https://iopscience.iop.org/article/10.3847/1538-3881/ae1a42

Formation and Disruption of Resonant Chains of Super-Earths: Secular Perturbations from Outer Eccentric Embryos
https://iopscience.iop.org/article/10.3847/1538-4357/ae1d78

Correction for Observational Selection Effects of the Samples of Low-Mass Exoplanets Discovered with the Radial Velocity Technique
https://link.springer.com/article/10.1134/S1063772925702282

Efficiency of Hydrodynamic Atmospheric Escape in Hot Jupiters and Super-Earths
https://iopscience.iop.org/article/10.3847/1538-4357/ae18d5

December 30, 2025 updates

Exoplanet Populations, Detection Bias, and Environmental Coherence
https://zenodo.org/records/18088049

Atmospheric Presence, Absence, and Coherent Interpretation in Rocky Exoplanets
https://zenodo.org/records/18080616

Atmospheric Persistence and Mass Loss as Emergent System Behavior in Exoplanets
https://zenodo.org/records/18080599

Correction for Observational Selection Effects of the Samples of Low-Mass Exoplanets Discovered with the Radial Velocity Technique
https://link.springer.com/article/10.1134/S1063772925702282

A Thick Volatile Atmosphere on the Ultrahot Super-Earth TOI-561 b
https://iopscience.iop.org/article/10.3847/2041-8213/ae0a4c

Search for exocomet transits in Kepler light curves: Ten new transits identified
https://www.aanda.org/articles/aa/full_html/2025/12/aa56033-25/aa56033-25.html

A Cold and Superpuffy Planet on a Prograde Orbit
https://iopscience.iop.org/article/10.3847/2041-8213/ae2bfa

On the stability limits for moons orbiting planets: A numerical investigation
https://www.sciencedirect.com/science/article/abs/pii/S0019103525004725

Water Production of Interstellar Comet 3I/ATLAS from SOHO/SWAN Observations after Perihelion
https://arxiv.org/abs/2512.22354

Interstellar Interloper 3I/ATLAS: Nucleus Size, Photometry in RGB, Af(rho) and Antitail Structure Analysis
https://arxiv.org/abs/2512.22365

Predicting the detection yields of giant planets and brown dwarfs with CSST astrometry
https://arxiv.org/abs/2512.23378

December 29, 2025 Updates

Is the origin of life an intrinsically planetary-scale process?
https://geopolicraticus.substack.com/p/is-the-origin-of-life-an-intrinsically

Theoretical Investigation of Antiproton-Induced Fast Ignition in Degenerate Fusion Fuel
https://link.springer.com/article/10.1007/s40995-025-01946-3

Rebuilding Human Civilization from the Perspective of the Milky Way
https://philarchive.org/rec/YANRHC

Casimir Propulsion via Dynamic Vacuum Energy Modulation in Capillary Structures
https://www.academia.edu/142967242/Casimir_Propulsion_via_Dynamic_Vacuum_Energy_Modulation_in_Capillary_Structures

The Starfish Bioship: Design For A Quantum Jumping Electrodynamic Spacecraft
https://www.researchgate.net/publication/399054727_The_Starfish_Bioship_Design_For_A_Quantum_Jumping_Electrodynamic_Spacecraft

Beyond the Pale Blue Dot: Evaluating Ethics, Norms and Governance in Space Colonization
https://www.academia.edu/143778985/Beyond_the_Pale_Blue_Dot_Evaluating_Ethics_Norms_and_Governance_in_Space_Colonization

Habitability of exoplanets orbiting flaring stars
https://arxiv.org/abs/2512.21357

Early Planet Formation in Embedded Disks (eDisk). XIX. Structures of molecular outflows
https://arxiv.org/abs/2512.21454

Elemental abundance pattern and temperature inversion on the dayside of HAT-P-70b observed with CARMENES and PEPSI
https://arxiv.org/abs/2512.21470

Do Planets Affect the Behavior of the Long-term Solar Activity?
https://link.springer.com/article/10.1134/S1063772925702361

How to spot an alien
https://www.sciencedirect.com/science/article/abs/pii/S0262407925020731

Unveiling the casimir wormhole dynamics in f(R, T2) gravity through complexity insights
https://www.sciencedirect.com/science/article/pii/S0550321325004560

Immortal AI, Space Radiation, and Materials Science
https://www.sciencedirect.com/science/article/pii/S2950160125000646

Non-detection of Nightside Emission from HAT-P-26b due to Stellar Contamination
https://iopscience.iop.org/article/10.3847/2515-5172/ae2fdc

Breakthrough Listen Observations of 3I/ATLAS with the Green Bank Telescope at 1–12 GHz
https://iopscience.iop.org/article/10.3847/2515-5172/ae3083

Are Humans Alone in the Cosmos?
https://www.proquest.com/docview/3286349643

December 26, 2025 updates

Hubble Reveals Complex Multiscale Structure in the Edge-on Protoplanetary Disk IRAS23077+6707
https://iopscience.iop.org/article/10.3847/1538-4357/ae247f

ExoAtom: A Database of Atomic Spectra in ExoMol Format
https://academic.oup.com/rasti/advance-article/doi/10.1093/rasti/rzaf065/8404150

Simulation of a Protoplanetary Disk Accretion Activity Due to a Collision with a Gas Stream
https://link.springer.com/article/10.1134/S1063773725700434

Hunting exomoons with a kilometric baseline interferometer
https://arxiv.org/abs/2512.15858

Impact of simulated microgravity in short-term evolution of an RNA bacteriophage
https://pmc.ncbi.nlm.nih.gov/articles/PMC12712649/

The role of supernova remnants for the emergence of pre-biotic chemistry in molecular clouds
https://arxiv.org/abs/2512.14143

First mapping of prebiotic molecule CH2NH in a pre-stellar core
https://arxiv.org/abs/2512.12396

Quantum scattering of hot H/D on CO2: Cross sections and rate coefficients for planetary atmospheres and their evolution
https://arxiv.org/abs/2512.21044

Hubble Reveals Complex Multiscale Structure in the Edge-on Protoplanetary Disk IRAS23077+6707
https://iopscience.iop.org/article/10.3847/1538-4357/ae247f

Momentum-Conserving Warp Bubbles in General Relativity: Distributional Geometry, Boundary Flux, and Spectral Isolation
https://zenodo.org/records/18014526

December 24, 2025 updates

Notice: There will not be an IRG update on December 25.

The Temporal Observability Filter Hypothesis (TOFH): A Physically-Constrained, Bayesian Framework for the Observational Invisibility of Technological Civilizations
https://www.academia.edu/143709470/The_Temporal_Observability_Filter_Hypothesis_TOFH_A_Physically_Constrained_Bayesian_Framework_for_the_Observational_Invisibility_of_Technological_Civilizations

Causal Gravity Assists: Relativistic Energy Harvesting and Interstellar Propulsion via the Liénard-Wiechert Vacuum Wake
https://zenodo.org/records/18042720

JWST/NIRSpec Detects Warm CO Emission in the Terrestrial-Planet Zone of HD 131488
https://arxiv.org/abs/2512.11972

A homogeneous transit-timing-variation investigation of all TESS systems with a confirmed single-transiting planet
https://www.aanda.org/articles/aa/full_html/2026/01/aa57512-25/aa57512-25.html

The First Direct Occurrence Rate Estimates for Kepler Exoplanets in Small-separation Binary Star Systems: Planet Occurrence Is Suppressed in Binary Stars
https://iopscience.iop.org/article/10.3847/1538-3881/ae2021

Cation Disorder of Mg2SiO4 in Super-Earth Mantles
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2025GL118419

Breakthrough Listen Observations of 3I/ATLAS with the Green Bank Telescope at 1-12 GHz
https://arxiv.org/abs/2512.19763

The Solirad (So) as a Convenient Unit for Quoting Astronomical Irradiances for Planetary Insolations and Exoplanetary Instellations
https://arxiv.org/abs/2512.20126