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.

June 20, 2025 updates

Implications of vanishing complexity and Navarro-Frenk-White profile on the existence of traversable wormholes in gravity
https://www.sciencedirect.com/science/article/abs/pii/S0003491625002039

New ultrasound-assisted microreactor for extracting extraterrestrial biomolecules
https://www.sciencedirect.com/science/article/pii/S1350417725001956

Multiparameter Constraints on Empirical Infrasound Period-yield Relations for Bolides and Implications for Planetary Defense
https://iopscience.iop.org/article/10.3847/1538-3881/add47d

Effects of Transient Stellar Emissions on Planetary Climates of Tidally Locked Exo-Earths
https://iopscience.iop.org/article/10.3847/1538-3881/add33e

June 19, 2025 updates

Strong link between Earth’s oxygen level and geomagnetic dipole revealed since the last 540 million years
https://www.science.org/doi/10.1126/sciadv.adu8826

WISE 12 μm search for exozodi candidates within 10 parsecs
https://www.aanda.org/articles/aa/full_html/2025/06/aa54746-25/aa54746-25.html

The ESO SupJup Survey – VIII. Chemical fingerprints of young L dwarf twins
https://www.aanda.org/articles/aa/full_html/2025/06/aa54195-25/aa54195-25.html

Stability regions of glued wormholes with massless Kim-Lee backreacted spacetimes as interior
https://iopscience.iop.org/article/10.1088/1402-4896/ade2a3

Accelerating Long-period Exoplanet Discovery by Combining Deep Learning and Citizen Science
https://iopscience.iop.org/article/10.3847/1538-3881/add46d

N-body Simulations of the Self-confinement of Viscous Self-gravitating Narrow Eccentric Planetary Ringlets
https://iopscience.iop.org/article/10.3847/1538-4357/add3f5

Revisiting the Li Abundances of Stars with and without Detected Planets from High-resolution Spectroscopy
https://iopscience.iop.org/article/10.3847/1538-4357/addac3

Quantifying the Impact of the Dust Torque on the Migration of Low-mass Planets. II. The Role of Pebble Accretion in Planet Growth within a Global Planet Formation Model
https://iopscience.iop.org/article/10.3847/1538-4357/add92a

A Tale of Dynamical Instabilities and Giant Impacts in the Exoplanet Radius Valley
https://iopscience.iop.org/article/10.3847/2041-8213/adde51

The Orbit of WASP-4 b is in Decay
https://arxiv.org/abs/2506.15022

Interaction of Trappist-1 exoplanets with coronal mass ejections: Joule heating, Poynting fluxes and the role of magnetic fields
https://arxiv.org/abs/2506.15243

16 Myr super-Neptune in Upper-Centaurus Lupus and a preliminary survey of transiting planets in Sco-Cen with TESS
https://arxiv.org/abs/2502.00576

June 18, 2025 updates

High-resolution, high-efficiency narrowband spectroscopy with an s-p-phased holographic grating in double pass
https://www.aanda.org/articles/aa/full_html/2025/06/aa54218-25/aa54218-25.html

Clouds Can Enhance Direct-imaging Detection of O2 and O3 on Terrestrial Exoplanets
https://iopscience.iop.org/article/10.3847/1538-4357/add46b

Detection of Hydrocarbons in the Disk around an Actively Accreting Planetary-mass Object
https://iopscience.iop.org/article/10.3847/1538-4357/add71d

Multiplicity of young isolated planetary mass objects in Taurus and Upper Scorpius
https://arxiv.org/abs/2506.14380

BEBOP VII. SOPHIE discovery of BEBOP-3b, a circumbinary giant planet on an eccentric orbit
https://arxiv.org/abs/2506.14615

SETI@home: Data Acquisition and Front-End Processing
https://arxiv.org/abs/2506.14718

SETI@home: Data Analysis and Findings
https://arxiv.org/abs/2506.14737

Technosignature Searches with Real-time Alert Brokers
https://arxiv.org/abs/2506.14744

June 17, 2025 updates

UVC-Intense Exoplanets May Not Be Uninhabitable: Evidence from a Desert Lichen
https://liebertpub.com/doi/10.1089/ast.2024.0137

Dual Spectral Resonance on Interstellar Signals: A Theoretical Framework for Hidden Symmetries in Anomalous Radio Events
https://zenodo.org/records/15678378

Modeling helium in exoplanet atmospheres. A revised network with photoelectron-driven processes
https://www.aanda.org/articles/aa/full_html/2025/06/aa55145-25/aa55145-25.html

Collisional ionization data for research of interstellar medium and planetary atmospheres
https://iopscience.iop.org/article/10.1088/1402-4896/ade50b

The Detection-vs-Retrieval Challenge: Titan as an Exoplanet
https://arxiv.org/abs/2506.12144

Breakthrough Listen: A Technosignature Search Around 27 Eclipsing Exoplanets Selected from the Transiting Exoplanet Survey Satellite Catalogue
https://arxiv.org/abs/2506.13459

Tides Tighten the Hycean Habitable Zone
https://arxiv.org/abs/2506.12651

Hubble’s Multi-Year Search for Exospheres in the TRAPPIST-1 System Reveals Frequent Microflares
https://arxiv.org/abs/2506.12140

Re-analysis of 10 Hot-Jupiter Atmospheres with disequilibrium chemistry retrieval
https://arxiv.org/abs/2506.12806

Tidal dissipation and synchronization of the temperate exo-Earth LP 791-18d
https://arxiv.org/abs/2506.13621

Numerical approach to second-order canonical perturbation theory in the planetary 3-body problem. Application to exoplanets
https://arxiv.org/abs/2506.13745

June 16, 2025 updates

The Extraterrestrial Contact Window
https://www.academia.edu/129000327/The_Extraterrestrial_Contact_Window

Evolving Paradigms in the Search for Advanced Extraterrestrial Intelligence
https://www.tandfonline.com/doi/full/10.1080/02604027.2025.2518485

From biomarkers in exoplanet atmospheres to Universe expansion: the combined power of ANDES and the Extremely Large Telescope
https://link.springer.com/article/10.1007/s12210-025-01341-5

Frigid Exoplanet in Strange Orbit Imaged by NASA’s Webb
https://science.nasa.gov/missions/webb/frigid-exoplanet-in-strange-orbit-imaged-by-nasas-webb/

A massive planet with a low-mass host challenges formation theories
https://www.nature.com/articles/s41550-025-02560-4

ALMA millimetre-wavelength imaging of HD 138965: New constraints on the debris dust composition and presence of planetary companions
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf984/8162742

Methanol storage in high-pressure clathrate hydrates as a prolonged source of methane in large ocean worlds
https://www.sciencedirect.com/science/article/pii/S0012821X25002778

Micro-Mirror-Devices (MMDs): A New Family of MOEMS for the Habitable World Observatory
https://arxiv.org/abs/2506.11340

The mutual influence of disequilibrium composition and temperature in exoplanet atmospheres
https://arxiv.org/abs/2506.11658

The Diversity of Exoplanetary Environments and the Search for Signs of Life Beyond Earth
https://arxiv.org/abs/2506.11690

Inner disc and circumplanetary material in the PDS 70 system
https://arxiv.org/abs/2506.11709

Spot-Crossing Variations Confirm a Misaligned Orbit for a Planet Transiting an M Dwarf
https://arxiv.org/abs/2506.11998