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 6, 2026 Updates

The slower rotation of planet-hosting stars revisited
https://arxiv.org/abs/2611.08267v1

BeAR: The Bern Atmospheric Retrieval code – A GPU-accelerated framework for low-resolution, high-resolution, and joint retrievals of exoplanet atmospheres
https://arxiv.org/abs/2611.08489v1

Tracking the evolution of sub-Neptunes. I. Gyrochronology of planet hosting stars
https://arxiv.org/abs/2611.00856v1

Fitting Resonant Exoplanets Orbits. I. Properties and Applications of Fixed-Point Orbits
https://arxiv.org/abs/2611.04332v1

Imaging exoplanets below the telescope stability limit
https://www.nature.com/articles/s41586-026-11213-z

November 5, 2026 Updates

One discharge, two channels: ion momentum and electron chemistry in pulsed magnetoplasmadynamic plasma jets
https://iopscience.iop.org/article/10.1088/1361-6463/aeb6fe

A broadband selective high-emissivity thin-film emitter for efficient passive radiative cooling
https://iopscience.iop.org/article/10.1088/1402-4896/aeb0df

Orbital Architecture of Super-Earth-Cold-Jupiter Systems from Transit Duration Ratios
https://arxiv.org/abs/2611.05963

Shadowing the Sun I: Testing Synthetic Granulation Spectra with NEID Solar Eclipse Observations
https://arxiv.org/abs/2611.03898

November 4, 2026 Updates

Passive daytime radiative cooling-inspired technologies for space thermal management: Principles, limits, and prospects
https://iopscience.iop.org/article/10.1088/1674-1056/aeac0f

Power Density as a Universal Biosignature: An Application to the Stellivore Hypothesis
https://arxiv.org/abs/2611.03691

Direct Analysis in Real Time Mass Spectrometry (DART-MS) Study of Amino Acids in the Vacuum Stable Liquids EMI-BF4, EMI-Acetate, DEMA-OTf, DEMA-MsO, and Glycerol
https://arxiv.org/abs/2611.03990

Precision Requirements for Robust Small Planet Classification
https://arxiv.org/abs/2611.04039

November 3, 2026 Updates

A Highly Reflective Atmosphere on the Lava World TOI-561b Revealed by JWST/NIRSpec Phase Curves
https://iopscience.iop.org/article/10.3847/1538-3881/ae9763

Completeness and dynamical stability in exoplanet occurrence rates
https://arxiv.org/abs/2610.40964

Revisiting planetesimal formation from mm-sized grains in pressure bumps
https://arxiv.org/abs/2609.27025

Exoplanet detection through photometric orbital phase modulations
https://arxiv.org/abs/2609.20355

Galactic archaeology meets exoplanets: linking stellar birth radii to exoplanet demographics
https://arxiv.org/abs/2609.19274

October 29, 2026 Updates

A neural-network model to find correlations in astrochemical space
https://arxiv.org/abs/2610.30842

Model-driven Stellar Spectroscopy with the Total Differential Spectral Model (TDSM): Framework and Its Application to 11 Million LAMOST Low-resolution Spectra
https://iopscience.iop.org/article/10.3847/1538-4365/aeab87

Interpretability as a leakage detector: a case study in machine-learning-based exoplanet detection with TESS
https://iopscience.iop.org/article/10.1088/2632-2153/aeb3ca

Optimized Bragg Grating Liquid Crystal Solar Sail
https://arxiv.org/abs/2610.28942

On the foundations of anthropic reasoning: Implications for life across the universe
https://arxiv.org/abs/2610.22896

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