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.

October 25, 2024 updates

Collapse of Advanced Civilizations and Reason for Non-Contact by Extraterrestrials
https://www.tandfonline.com/doi/full/10.1080/14777622.2024.2419148

2024 Kavli Prize in Astrophysics
https://www.kavliprize.org/prizes/astrophysics/2024

Drifts of the substellar points of the TRAPPIST-1 planets
https://www.aanda.org/articles/aa/full_html/2024/11/aa51532-24/aa51532-24.html

No evidence for interstellar fireballs in the CNEOS database
https://www.aanda.org/articles/aa/full_html/2024/11/aa49569-24/aa49569-24.html

Discovery and characterization of a dense sub-Saturn TOI-6651b
https://www.aanda.org/articles/aa/full_html/2024/11/aa50934-24/aa50934-24.html

POSEIDON: A Multidimensional Atmospheric Retrieval Code for Exoplanet Spectra
https://arxiv.org/abs/2410.18181

Architecture of TOI-561 planetary system
https://arxiv.org/abs/2410.18169

CRIRES+ and ESPRESSO reveal an atmosphere enriched in volatiles relative to refractories on the ultra-hot Jupiter WASP-121b
https://arxiv.org/abs/2410.18183

Low-resolution Transit Spectroscopy of Three Hot Jupiters Using the 2m Himalayan Chandra Telescope
https://arxiv.org/abs/2410.18450

Detection of faculae in the transit and transmission spectrum of WASP-69b
https://arxiv.org/abs/2410.18663

Building a Planet Atmosphere: Fundamental Physics and Chemistry
https://arxiv.org/abs/2410.18943

Convective mixing in gas giant planets with primordial composition gradients
https://arxiv.org/abs/2407.09341

October 24, 2024 updates

A Multi-faceted exploration of potential life-holding environments in outer space: Unveiling the tapestry of habitability beyond Earth
https://www.researchgate.net/publication/385084716_A_Multi-faceted_exploration_of_potential_life-holding_environments_in_outer_space_Unveiling_the_tapestry_of_habitability_beyond_Earth

Antimatter does not Anti-Gravitate
https://www.internationalspacefed.com/blog/antimatter-does-not-anti-gravitate

Advanced Electric Propulsion Systems with Optimal Specific Impulses for Fast Interstellar Precursor Missions
https://www.researchgate.net/publication/385172298_Advanced_Electric_Propulsion_Systems_with_Optimal_Specific_Impulses_for_Fast_Interstellar_Precursor_Missions

Exoplanet Imaging Data Challenge, phase II: Comparison of algorithms in terms of characterization capabilities
https://arxiv.org/abs/2410.17636

Synthesis and stability of biomolecules in C-H-O-N fluids under Earth’s upper mantle conditions
https://arxiv.org/abs/2405.04839

The HUSTLE Program: The UV to Near-Infrared HST WFC3/UVIS G280 Transmission Spectrum of WASP-127b
https://arxiv.org/abs/2410.17368

Under the magnifying glass: A combined 3D model applied to cloudy warm Saturn type exoplanets around M-dwarfs
https://arxiv.org/abs/2410.17716

Linking the primordial composition of planet building disks to the present-day composition of rocky exoplanets
https://arxiv.org/abs/2410.17984

Unravelling sub-stellar magnetospheres
https://arxiv.org/abs/2410.18073

October 23, 2024 updates

Neural-Rendezvous: Provably Robust Guidance and Control to Encounter Interstellar Objects
https://arc.aiaa.org/doi/10.2514/1.G007671

Obliquities of exoplanet host stars – Nineteen new and updated measurements, and trends in the sample of 205 measurements
https://www.aanda.org/articles/aa/full_html/2024/10/aa50627-24/aa50627-24.html

Stellar Wind Contribution to the Origin of Water on the Surface of Oxygen-containing Minerals
https://iopscience.iop.org/article/10.3847/1538-4357/ad77cd

A Search for Collisions and Planet–Disk Interactions in the Beta Pictoris Disk with 26 Years of High-precision HST/STIS Imaging
https://iopscience.iop.org/article/10.3847/1538-4357/ad7369

Database of Candidate Targets for the LIFE Mission
https://iopscience.iop.org/article/10.3847/2515-5172/ad887e

Exomod: A Python Library for Exoplanet Transit Light Curve Fitting and Stacking with Background Simulation and Optimization
https://iopscience.iop.org/article/10.1088/1742-6596/2866/1/012064

Equation of State, Structure, and Transport Properties of Iron Hydride Melts at Planetary Interior Conditions
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2024JE008525

Reading Between the Rainbows: Comparative Exoplanet Characterisation through Molecule Agnostic Spectral Clustering
https://arxiv.org/abs/2410.16986

Giant branch systems: surveys and populations
https://arxiv.org/abs/2410.16482

Searching for Planets Orbiting Vega with the James Webb Space Telescope
https://arxiv.org/abs/2410.16551

Generative AI for Overall Mission Effectiveness at the Habitable Worlds Observatory
https://arxiv.org/abs/2410.16609

Effects of Planetary Parameters on Disequilibrium Chemistry in Irradiated Planetary Atmospheres: From Gas Giants to Sub-Neptunes
https://arxiv.org/abs/2410.17169

October 22, 2024 updates

Analyzing the acceleration time and reflectance of light sails made from homogeneous and core-shell spheres
https://arxiv.org/abs/2410.13494

Science Fiction as Legal Imaginary
https://www.routledge.com/Science-Fiction-as-Legal-Imaginary/Green-Travis-Tranter/p/book/9781032534374

Warm Jupiters around M dwarfs are great opportunities for extensive chemical, cloud, and haze characterisation with JWST
https://www.aanda.org/articles/aa/full_html/2024/10/aa50761-24/aa50761-24.html

Low-resolution transit spectroscopy of three hot jupiters using the 2m Himalayan Chandra Telescope
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae2396/7829286

Traversable wormhole solutions utilizing the Karmarkar condition in f(R,G) gravity
https://iopscience.iop.org/article/10.1088/1572-9494/ad745f

Up, Up, and Away: Winds and Dynamical Structure as a Function of Altitude in the Ultrahot Jupiter WASP-76b
https://iopscience.iop.org/article/10.3847/1538-4357/ad772f

Probing Na in giant exoplanets with ESPRESSO and 3D NLTE stellar spectra
https://arxiv.org/abs/2410.15810

The Detectability of CH4/CO2/CO and N2O Biosignatures through Reflection Spectroscopy of Terrestrial Exoplanets
https://arxiv.org/abs/2410.14848

Circumplanetary Disks are Rare around Planets at Large Orbital Radii: A Parameter Survey of Flow Morphology around Giant Planets
https://arxiv.org/abs/2410.14896

The GAPS programme at TNG — LXIII. Photo-evaporating puzzle: Exploring the enigmatic nature of TOI-5398 b atmospheric signal
https://arxiv.org/abs/2410.15917

Thermal tides on rocky planets through a novel fully analytical solution
https://arxiv.org/abs/2410.16200

October 21, 2024 Updates

The Role of AI in Shaping Our Future: Super-Exponential Growth, Galactic Civilization, and Doom
https://al-kindipublisher.com/index.php/jcsts/article/view/7883

Spirals, rings, and vortices shaped by shadows in protoplanetary disks: from radiative hydrodynamical simulations to observable signatures
https://arxiv.org/abs/2410.13932

Planet Formation Mechanisms
https://arxiv.org/abs/2410.14430

Photoevaporation of protoplanetary discs with PLUTO+PRIZMO
https://www.aanda.org/articles/aa/full_html/2024/10/aa50171-24/aa50171-24.html

Design of a prismatic CERMET megawatt gas-cooled reactor(PC-MGCR) for deep space exploration
https://www.sciencedirect.com/science/article/abs/pii/S0306454924006091

Retraction: “Exoplanet Harmony: Confirming Kepler’s Third Law with Kepler and TESS Discoveries” (2024, RNAAS, 8, 215)
https://iopscience.iop.org/article/10.3847/2515-5172/ad83c3