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.

April 23, 2024 updates

A non-anthropocentric solution to the Fermi paradox
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/nonanthropocentric-solution-to-the-fermi-paradox/22787C8A40980E7FB97AB926CFC73047

Astroecology: bridging the gap between ecology and astrobiology
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/astroecology-bridging-the-gap-between-ecology-and-astrobiology/51217330954F67ED1E08143E67CE2E92

Modelling stochastic and quasi-periodic behaviour in stellar time-series: Gaussian process regression versus power-spectrum fitting
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1059/7656421

Dynamical Instabilities in Post-Disk Evolution: Hot Jupiters Left Isolated
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1076/7656424

The formation of transiting circumplanetary debris discs from the disruption of satellite systems during planet–planet scattering
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1074/7656418

Age analysis of extrasolar planets: Insight from stellar isochrone models
https://arxiv.org/abs/2404.13398

The PEPSI Exoplanet Transit Survey (PETS). V: New Na D transmission spectra indicate a quieter atmosphere on HD 189733b
https://arxiv.org/abs/2404.13586

Empirical stability criteria for 3D hierarchical triple systems I: Circumbinary planets
https://arxiv.org/abs/2404.13746

TOI-837b is a Young Saturn-sized Exoplanet with a Massive 70 M⊕ Core
https://arxiv.org/abs/2404.13750

Detection of Na in the atmosphere of the hot Jupiter HAT-P-55b
https://arxiv.org/abs/2404.13849

Mass-radius relationships and contraction of condensed planets by cooling or despinning
https://arxiv.org/abs/2404.14278

Infrared-Radio-follow-up Observations for Detection of the Magnetic Radio Emission of Extra-Solar Planets: A New Window to Detect Exoplanets
https://arxiv.org/abs/2404.14359

A Fresh Look into the Interaction of Exoplanets Magnetosphere with Stellar Winds using MHD Simulations
https://arxiv.org/abs/2404.14377

April 22, 2024 Updates

AdS Ellis wormholes with scalar field
https://arxiv.org/abs/2404.11002

Plurality of Worlds
https://www.annualreviews.org/content/journals/10.1146/annurev-astro-071422-101131

Three-dimensional Interaction between a Planet and an Isothermal Gaseous Disk. III. Locally Isothermal Cases
https://arxiv.org/abs/2404.12521

TOI-4336 A b: A temperate sub-Neptune ripe for atmospheric characterization in a nearby triple M-dwarf system
https://arxiv.org/abs/2404.12722

The open-source sunbather code: modeling escaping planetary atmospheres and their transit spectra
https://arxiv.org/abs/2404.12775

The James Webb Interferometer: Space-based interferometric detections of PDS 70 b and c at 4.8 μm
https://arxiv.org/abs/2404.13032

Reflective and transmissive solar sails: Dynamics, flight regimes and applications
https://www.sciencedirect.com/science/article/abs/pii/S0094576524002315

Planets that look alike might be a sign of spacefaring aliens
https://www.sciencedirect.com/science/article/abs/pii/S0262407924007280

Signs of magnetic star-planet interactions in HD 118203 – TESS detects stellar variability that matches the orbital period of a close-in eccentric Jupiter-sized companion
https://www.aanda.org/articles/aa/full_html/2024/04/aa48722-23/aa48722-23.html

April 19, 2024 updates

Free-floating binary planets from ejections during close stellar encounters
https://www.nature.com/articles/s41550-024-02239-2

Alien Earths: The New Science of Planet Hunting in the Cosmos
https://us.macmillan.com/books/9781250283634/alien-earths

Signs of magnetic star-planet interactions in HD 118203 – TESS detects stellar variability that matches the orbital period of a close-in eccentric Jupiter-sized companion
https://www.aanda.org/articles/aa/full_html/2024/04/aa48722-23/aa48722-23.html

Searching for Free-Floating Planets with TESS: I. Discovery of a First Terrestrial-Mass Candidate
https://arxiv.org/abs/2404.11666

The formation of transiting circumplanetary debris discs from the disruption of satellite systems during planet-planet scattering
https://arxiv.org/abs/2404.12239

Radio Observations as an Extrasolar Planet Discovery and Characterization: Interior Structure and Habitability
https://arxiv.org/abs/2404.12348

CRIRES+ transmission spectroscopy of WASP-127b. Detection of the resolved signatures of a supersonic equatorial jet and cool poles in a hot planet
https://arxiv.org/abs/2404.12363

April 18, 2024 updates

Quantum Entanglement and Natural Computation: Exploring the Possibility of Cosmic Scale Information Processing
https://www.researchgate.net/publication/379732550_Quantum_Entanglement_and_Natural_Computation_Exploring_the_Possibility_of_Cosmic_Scale_Information_Processing

The value of a spaceflight clinical decision support system for earth-independent medical operations
https://www.nature.com/articles/s41526-023-00284-1

Revealing H2O dissociation in WASP-76 b through combined high- and low-resolution transmission spectroscopy
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1048/7649375

Spherically symmetric wormhole solutions admitting Karmarkar condition
https://iopscience.iop.org/article/10.1088/1402-4896/ad3176

The Extraterrestrial Turing Test: Advanced AI as a Medium for Interstellar Mathematical Communication
https://www.researchgate.net/publication/379875653_The_Extraterrestrial_Turing_Test_Advanced_AI_as_a_Medium_for_Interstellar_Mathematical_Communication

The Statistical Analysis of Exoplanet and Host Stars Based on Multi-Satellite Data Observations
https://www.mdpi.com/2218-1997/10/4/182

End-to-end simulations of exoplanet detection with multiplexed volume Bragg gratings
https://www.researchgate.net/publication/379891613_End-to-end_simulations_of_exoplanet_detection_with_multiplexed_volume_Bragg_gratings

Tidal evolution of Earth-like planets in the habitable zone of low-mass stars
https://www.researchgate.net/publication/379691663_Tidal_evolution_of_Earth-like_planets_in_the_habitable_zone_of_low-mass_stars

Mutual Occurrence Ratio of Planets. I. New Clues to Reveal Origins of Hot- and Warm-Jupiter from the RV Sample
https://arxiv.org/abs/2404.11005

The Radius Distribution of M dwarf-hosted Planets and its Evolution
https://arxiv.org/abs/2404.11022

Characterisation of the TOI-421 planetary system using CHEOPS, TESS, and archival radial velocity data
https://arxiv.org/abs/2404.11074

The puzzling orbital residuals of XTE J1710-281: is a Jovian planet orbiting around the binary system?
https://arxiv.org/abs/2404.11203

Closeby Habitable Exoplanet Survey (CHES). I. Astrometric Noise and Planetary Detection Efficiency due to Stellar Spots and Faculae
https://arxiv.org/abs/2404.11210

Biosignatures from pre-oxygen photosynthesising life on TRAPPIST-1e
https://arxiv.org/abs/2404.11611

April 17, 2024 updates

Alien Earths – The New Science of Planet Hunting in the Cosmos
https://us.macmillan.com/books/9781250283641/alienearths

Secular evolution of circumbinary 2-planet systems with isotropically varying masses
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae1015/7646871

Hyper Illumination of Exoplanets: Analytical and Numerical Approaches
https://iopscience.iop.org/article/10.3847/1538-3881/ad33c1

Optimal Strategies for the Exploration of Near-by Stars
https://www.sciencedirect.com/science/article/pii/S0273117724003351

Development of a Simplified Quantum Receiver for Theoretical Interstellar Communication: Design and Feasibility Study
https://www.researchgate.net/publication/379870323_Development_of_a_Simplified_Quantum_Receiver_for_Theoretical_Interstellar_Communication_Design_and_Feasibility_Study

Catalog of variable stars in the WD 0009+501 and GRW +708247 fields based on photometric survey data on transiting exoplanets
https://arxiv.org/abs/2404.10027

Inclination instability of circumbinary planets
https://arxiv.org/abs/2404.10080

High-resolution atmospheric retrievals of WASP-76b transmission spectroscopy with ESPRESSO: Monitoring limb asymmetries across multiple transits
https://arxiv.org/abs/2404.10463

Direct imaging of exoplanets: Legacy and prospects
https://arxiv.org/abs/2404.10522

The XUV-driven escape of the planets around TOI-431 & ν2 Lupi
https://arxiv.org/abs/2404.10673