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.

February 21, 2025 updates

Cryogenic Quantum Intelligence and the Dyson Shell Hypothesis: A New Model for Post-Biological Civilizations
https://www.researchgate.net/publication/389031112_Cryogenic_Quantum_Intelligence_and_the_Dyson_Shell_Hypothesis_A_New_Model_for_Post-Biological_Civilizations

Beyond the No-Communication Theorem: The Possibility of Quantum Entanglement as a Detectable Signal for Post-Biological Intelligence
https://www.researchgate.net/publication/389026615_Beyond_the_No-Communication_Theorem_The_Possibility_of_Quantum_Entanglement_as_a_Detectable_Signal_for_Post-Biological_Intelligence

Quantum SETI Initiative: Democratizing Access to Quantum Anomalies
https://www.researchgate.net/publication/389031140_Quantum_SETI_Initiative_Democratizing_Access_to_Quantum_Anomalies

Astronomical image denoising by self-supervised deep learning and restoration processes
https://www.nature.com/articles/s41550-025-02484-z

The compositional diversity of rocky exoplanets around K-dwarf stars
https://www.aanda.org/articles/aa/full_html/2025/02/aa51070-24/aa51070-24.html

Habitable Zone and Atmosphere Retention Distance (HaZARD) – Stellar-evolution-dependent loss models of secondary atmospheres
https://www.aanda.org/articles/aa/full_html/2025/02/aa52998-24/aa52998-24.html

The PLATO field selection process – II. Characterization of LOPS2, the first long-pointing field
https://www.aanda.org/articles/aa/full_html/2025/02/aa52325-24/aa52325-24.html

Evidence for Variable Accretion onto PDS 70 c and Implications for Protoplanet Detections
https://arxiv.org/abs/2502.14024

Three Years of High-Contrast Imaging of the PDS 70 b and c Exoplanets at Hα with MagAO-X: Evidence of Strong Protoplanet Hα Variability and Circumplanetary Dust
https://arxiv.org/abs/2502.14038

TOI-512: Super-Earth transiting a K-type star discovered by TESS and ESPRESSO
https://arxiv.org/abs/2502.14472

February 20, 2025 updates

Enceladus and Jupiter as exoplanets: The opposition surge effect
https://www.aanda.org/articles/aa/full_html/2025/02/aa51115-24/aa51115-24.html

CHEXANET: A novel approach to fast-tracking disequilibrium chemistry calculations for exoplanets using neural networks
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf297/8024428

LensNet: Enhancing Real-time Microlensing Event Discovery with Recurrent Neural Networks in the Korea Microlensing Telescope Network
https://iopscience.iop.org/article/10.3847/1538-3881/ada4b5

Introduction to magnetic star-planet interactions
https://arxiv.org/abs/2502.13262

Examining the Potential for Methyl Halide Accumulation and Detectability in Possible Hycean-Type Atmospheres
https://arxiv.org/abs/2502.13856

Positive-Energy Warp Drive in a De Sitter Universe
https://arxiv.org/abs/2502.13153

February 19, 2025 updates

Vertical structure of an exoplanet’s atmospheric jet stream
https://www.nature.com/articles/s41586-025-08664-1

Titanium chemistry of WASP-121 b with ESPRESSO in 4-UT mode
https://www.aanda.org/articles/aa/full_html/2025/02/aa52405-24/aa52405-24.html

Three warm Jupiters orbiting TOI-6628, TOI-3837, and TOI-5027 and one sub-Saturn orbiting TOI-2328
https://www.aanda.org/articles/aa/full_html/2025/02/aa52517-24/aa52517-24.html

Dusty disks as safe havens for terrestrial planets: Effect of the back-reaction of solid material on gas
https://www.aanda.org/articles/aa/full_html/2025/02/aa52806-24/aa52806-24.html

JWST COMPASS: NIRSpec/G395H Transmission Observations of the Super-Earth TOI-776 b
https://iopscience.iop.org/article/10.3847/1538-3881/adad64

Validation of Two Earth-mass Planets Orbiting GJ 1002
https://iopscience.iop.org/article/10.3847/2515-5172/adb612

A new convection scheme for GCMs of temperate sub-Neptunes
https://arxiv.org/abs/2502.12234

Ringworlds and Dyson spheres can be stable
https://arxiv.org/abs/2502.12806

OGLE-2014-BLG-1760: A Jupiter-Sun analogue residing in the Galactic Bulge
https://arxiv.org/abs/2502.12942

February 18, 2025 updates

The Living Galaxy: Winners and Losers in the Milky Way
https://www.barnesandnoble.com/w/the-living-galaxy-eugenio-mieli/1145891502

From clouds to cores : advancing the understanding of irradiated giant exoplanets
https://rosdok.uni-rostock.de/resolve/id/rosdok_disshab_0000003218

A reassessment of the “hard-steps” model for the evolution of intelligent life
https://www.science.org/doi/10.1126/sciadv.ads5698

Characterising WASP-43b’s interior structure: Unveiling tidal decay and apsidal motion
https://www.aanda.org/articles/aa/full_html/2025/02/aa51994-24/aa51994-24.html

Dynamics of the β Pictoris planetary system and possibility of an additional planet
https://www.aanda.org/articles/aa/full_html/2025/02/aa52632-24/aa52632-24.html

The role of cloud particle properties in the WASP-39b transmission spectrum based on JWST/NIRSpec observations
https://www.aanda.org/articles/aa/full_html/2025/02/aa50142-24/aa50142-24.html

The brine shrimp Artemia franciscana as a model for astrobiological studies: Physiological adaptations to Mars-like atmospheric pressure conditions
https://www.sciencedirect.com/science/article/abs/pii/S1095643325000236

Time Tacking: Practical Approach to Interstellar Travel
https://ej-physics.org/index.php/ejphysics/article/view/367

GJ 2126 b: A highly eccentric Jovian exoplanet
https://arxiv.org/abs/2502.11139

New perspectives on MASCARA-1b: A combined analysis of pre- and post-eclipse emission data using CRIRES+
https://arxiv.org/abs/2502.11180

Searching for Low-Mass Exoplanets Amid Stellar Variability with a Fixed Effects Linear Model of Line-by-Line Shape Changes
https://arxiv.org/abs/2502.11930

February 17, 2025 Updates

Performance and Optimization of Coding Techniques for Deep Space Communication Channels
https://ieeexplore.ieee.org/abstract/document/10869659

Review of Autonomous Optical Navigation for Deep Space Exploration
https://ieeexplore.ieee.org/abstract/document/10884870

The Architecture of the Universe: A Look into Extraterrestrial Civilizations
https://www.academia.edu/77823929/

Detection of a Peculiar Noise Type in the TESS “Fast” Light Curves
https://iopscience.iop.org/article/10.3847/2515-5172/adb3aa

Habitable Zone and Atmosphere Retention Distance (HaZARD) Stellar-evolution-dependent loss models of secondary atmospheres
https://arxiv.org/abs/2502.09702

The Pandora SmallSat: A Low-Cost, High Impact Mission to Study Exoplanets and Their Host Stars
https://arxiv.org/abs/2502.09730

ExoMiner++ on TESS with Transfer Learning from Kepler: Transit Classification and Vetting Catalog for 2-min Data
https://arxiv.org/abs/2502.09790

A primordial radius valley as a consequence of planet formation
https://arxiv.org/abs/2502.10186

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