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.

July 23, 2026 Updates

Sky-Plane Velocity Distributions of Interstellar Objects and Implications for Their Detection
https://arxiv.org/abs/2606.05344

Asgard/NOTT: Cryogenic characterization of the mid-infrared chip
https://arxiv.org/abs/2607.20191

Gaia Exoplanet Orbits, Demographics, and Evolution Survey (GEODES): Characteristics of Three Long-Period Companions Accelerating their Host Stars
https://arxiv.org/abs/2605.23018

Planetesimal Formation Across the Stellar Mass Spectrum and its Influence on Exoplanet-Inherited Volatile Budgets
https://arxiv.org/abs/2607.20271

Achieving efficient broadband spatial filtering for LIFE: status and plan
https://arxiv.org/abs/2607.20154

The Capability of CSST in Characterizing Planetary Atmospheres. I. Transmission Spectroscopy of Hot Jupiters
https://iopscience.iop.org/article/10.3847/1538-4357/ae80c5

Physics-inspired illumination decoupling for robust optical imaging and space object localization
https://iopscience.iop.org/article/10.1088/1361-6501/ae80ea

Narrowband Radio Technosignature Search Toward 3I/ATLAS with FAST
https://iopscience.iop.org/article/10.3847/1538-4357/ae8025

July 22, 2026 Updates

Classifications for Exoplanet and Exoplanetary Systems – Could it be developed? I. Exoplanet classification
https://arxiv.org/abs/2409.09666

Coherence differential imaging using gradient-boosted decision trees for the direct detection of exoplanets
https://arxiv.org/abs/2607.15973

Distribution of Chemically-Processed Dust in a Viscously Evolving Protoplanetary Disk: Application to Crystalline Silicates in Comets
https://arxiv.org/abs/2607.16691

Optimal mode-sorting coronagraphy: limits of single-moded measurements for the Habitable Worlds Observatory
https://arxiv.org/abs/2607.17637

Dynamical formation of long-period exoplanets systems in evolving binary stars
https://arxiv.org/abs/2607.19118

July 17, 2026 Updates

SpaceBio Knowledge Hub: A LiteratOmics Platform for Microgravity and Space Biology Research
https://www.biorxiv.org/content/10.64898/2026.07.13.737239v1

The Expected Yield of Venus Zone Terrestrial Planets from PLATO
https://arxiv.org/abs/2607.14225

Piercing through the Haze: Characterizing Titan-like terrestrial exoplanets with JWST
https://arxiv.org/abs/2607.13255

Archival Diagnostics for Potential Background Contaminantsof Project Hephaistos Dyson Sphere Candidates
https://arxiv.org/abs/2607.03619

Search for Dark Matter Induced Airglow in Planetary Atmospheres
https://journals.aps.org/prl/abstract/10.1103/g53c-cvnh

Direct Imaging Discovery of Giant Exoplanet β Pictoris d: A Decade-Long Game of Hide-and-Seek
https://iopscience.iop.org/article/10.3847/2041-8213/ae80a0

Mineral biosignature identification from Raman spectroscopy using machine learning
https://academic.oup.com/pnasnexus/article/5/7/pgag215/8732401

Signs and Signatures of Intelligence
https://arxiv.org/abs/2606.28437

Detection of a four-carbon sugar in interstellar space
https://www.nature.com/articles/s41550-026-02905-7

Helium escaping from the atmosphere of a nearby rocky exoplanet orbiting in a habitable zone
https://www.science.org/doi/10.1126/science.aea9708

Tidal evolution of packed moon systems around an Earth-mass planet
https://arxiv.org/abs/2607.14323

The exozodi spectral effect: Residual habitable zone dust may bias exoEarth characterization
https://arxiv.org/abs/2607.14329

DUET: Design of a simultaneous InGaAs–CCD split-beam imager for ultra-cool dwarf exoplanet transit survey
https://arxiv.org/abs/2607.14772

Atmospheric evolution through outgassing and escape on young molten rocky exoplanets
https://arxiv.org/abs/2607.15011

The majority of hot Jupiters formed beyond the water ice line
https://arxiv.org/abs/2607.15144

Sulfur photochemistry observationally traces mantle redox states of rocky planets
https://arxiv.org/abs/2607.15204

July 16, 2026 Updates

Supernova Neutrinos and the Origin of Biomolecular Homochirality
https://arxiv.org/abs/2607.12813

Biosignature detectability on transiting habitable worlds with ELT/ANDES
https://arxiv.org/abs/2607.12017

TESS Photometry and Radial Velocity Analysis of the sub-Neptune Exoplanet π Mensae c and the Wider π Mensae Planetary System
https://arxiv.org/abs/2607.12088

Discovering and Characterising Exoplanets and Ultracool Dwarfs with the Square Kilometre Array
https://arxiv.org/abs/2607.11507

Ardua: Unveiling the Baryon Cycle from Stars to the Cosmic Web
https://arxiv.org/abs/2607.11865

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