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.

January 11, 2024 updates

Earth isn’t the only planet with seasons, but they can look wildly different on other worlds
https://theconversation.com/earth-isnt-the-only-planet-with-seasons-but-they-can-look-wildly-different-on-other-worlds-216874

TESS Hunt for Young and Maturing Exoplanets (THYME). XI. An Earth-sized Planet Orbiting a Nearby, Solar-like Host in the 400 Myr Ursa Major Moving Group
https://iopscience.iop.org/article/10.3847/1538-3881/ad1039

Modeling Noncondensing Compositional Convection for Applications to Super-Earth and Sub-Neptune Atmospheres
https://iopscience.iop.org/article/10.3847/1538-4357/ad04e2

Long-term Variations in the Orbital Period of Hot Jupiters from Transit-timing Analysis Using TESS Survey Data
https://iopscience.iop.org/article/10.3847/1538-4365/ad0847

Reflecting on Our Present Self-Awareness of Not Having Found Any Life Beyond Earth
https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2023EA003414

The Kinematic and Chemical Properties of the Close-in Planet Host Star 8 UMi
https://arxiv.org/abs/2401.05120

January 10, 2024 updates

Interaction of the Exoplanet Hat–P–11b with Stellar Wind
https://link.springer.com/article/10.1134/S1063772923110021

On the Possibility to Estimate the Orbital Eccentricity of a Binary System with an Exoplanet from a Transit Light Curve
https://link.springer.com/article/10.1134/S106377292311001X

NO Biomarker: Transmission and Emission Methods for Its Potential Detection in Exoplanet Atmospheres with Spektr-UF (WSO-UV)
https://link.springer.com/article/10.1134/S1063772923110100

Kinetic Model of the Effect of the Stellar Wind on the Extended Hydrogen Atmosphere of the Exoplanet π Men c
https://link.springer.com/article/10.1134/S1063772923100025

WASP-69b’s Escaping Envelope Is Confined to a Tail Extending at Least 7 Rp
https://iopscience.iop.org/article/10.3847/1538-4357/ad11d0

FlopPITy : Enabling self-consistent exoplanet atmospheric retrievals with machine learning
https://arxiv.org/abs/2401.04168

Equations of State, Thermodynamics, and Miscibility Curves for Jovian Planet and Giant Exoplanet Evolutionary Models
https://arxiv.org/abs/2401.04172

The Orbital Geometries and Stellar Obliquities of Exoplanet-Hosting Multi-Star Systems
https://arxiv.org/abs/2401.04173

Systematic KMTNet Planetary Anomaly Search. XI. Complete Sample of 2016 Sub-Prime Field Planets
https://arxiv.org/abs/2401.04256

A radius valley between migrated steam worlds and evaporated rocky cores
https://arxiv.org/abs/2401.04380

Ground-Based Photometric Follow-up for Exoplanet Detections with the PLATO Mission
https://arxiv.org/abs/2401.04503

Astrobiological Potential of Venus Atmosphere Chemical Anomalies and Other Unexplained Cloud Properties
https://arxiv.org/abs/2401.04708

January 09, 2024 updates

Laser-Sustained Plasma for Deep Space Propulsion: Initial LTP Thruster Results
https://arc.aiaa.org/doi/abs/10.2514/6.2024-2029

Enhancing Deep Space Communications: Protocol Innovations And Challenges Ahead
https://redc.revistas-csic.com/index.php/Jorunal/article/view/151

Diamond precipitation dynamics from hydrocarbons at icy planet interior conditions
https://www.nature.com/articles/s41550-023-02147-x

Constraining the formation history of the HAT-P-11 system using atmospheric abundances
https://www.aanda.org/articles/aa/full_html/2024/01/aa46835-23/aa46835-23.html

Modeling the day-night temperature variations of ultra-hot Jupiters: confronting non-grey general circulation models and observations
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stae050/7513189

High temperature optical performance of MgO:Y2O3 films for space applications
https://www.sciencedirect.com/science/article/abs/pii/S0017931023012590

Life As A Uniform Unfolding Throughout the Universe And Its Application To The Earth-sized Exoplanet In The Habitable Zone Of The TOI 700 Planetary System
https://www.researchgate.net/publication/377218813_Life_As_A_Uniform_Unfolding_Throughout_the_Universe_And_Its_Application_To_The_Earth-sized_Exoplanet_In_The_Habitable_Zone_Of_The_TOI_700_Planetary_System

Giant Outer Transiting Exoplanet Mass (GOT ‘EM) Survey. IV. Long-term Doppler Spectroscopy for 11 Stars Thought to Host Cool Giant Exoplanets
https://arxiv.org/abs/2401.03021

Setting the stage for the search for life with the Habitable Worlds Observatory: Properties of 164 promising planet survey targets
https://arxiv.org/abs/2401.03047

Simultaneous multicolour transit photometry of hot Jupiters HAT-P-19b, HAT-P-51b, HAT-P-55b, and HAT-P-65b
https://arxiv.org/abs/2401.03715

ARES VI: Viability of one-dimensional retrieval models for transmission spectroscopy characterization of exo-atmospheres in the era of JWST and Ariel
https://arxiv.org/abs/2401.03809

Modeling the day-night temperature variations of ultra-hot Jupiters: confronting non-grey general circulation models and observations
https://arxiv.org/abs/2401.03859

The enigmatic dance of the HD 189733A system: Does the planet accrete onto the star?
https://arxiv.org/abs/2401.03962

January 08, 2024 updates

Extraterrestrial Life in Space. Plasmas in the Thermosphere: UAP, Pre-Life, Fourth State of Matter
https://www.researchgate.net/publication/377077692_Extraterrestrial_Life_in_Space_Plasmas_in_the_Thermosphere_UAP_Pre-Life_Fourth_State_of_Matter

Stability of Hydrides in Sub-Neptune Exoplanets with Thick Hydrogen-Rich Atmospheres
https://arxiv.org/abs/2401.02637

JWST/NIRCam Imaging of Young Stellar Objects. I. Constraints on Planets Exterior to The Spiral Disk Around MWC 758
https://arxiv.org/abs/2401.02830

JWST/NIRCam Imaging of Young Stellar Objects. II. Deep Constraints on Giant Planets and a Planet Candidate Outside of the Spiral Disk Around SAO 206462
https://arxiv.org/abs/2401.02834

Holding Aerospace in High Esteem: Insights from Science Fiction
https://arc.aiaa.org/doi/10.2514/6.2024-0406

Modular Dynamic Modeling and Simulation of a Cable-Actuated Flexible Solar Sail
https://arc.aiaa.org/doi/10.2514/6.2024-2436

A Recent Study into the Future of Exploration
https://arc.aiaa.org/doi/10.2514/6.2024-2174

Laser-Sustained Plasma for Deep Space Propulsion: Initial LTP Thruster Results
https://arc.aiaa.org/doi/10.2514/6.2024-2029

Laser Thermal Beamed Energy Propulsion Feasibility Study
https://arc.aiaa.org/doi/10.2514/6.2024-1810

Transformational Propulsion for Fast In-Space Transits
https://arc.aiaa.org/doi/10.2514/6.2024-1808

AI as Custodian of Space-Faring Humanity: Insights from Science Fiction
https://arc.aiaa.org/doi/10.2514/6.2024-0407

AI Can Identify Solar System Instability Billions of Years in Advance
https://iopscience.iop.org/article/10.3847/2515-5172/ad18a6

January 05, 2024 updates

CubeSat Terrariums to Evaluate Biological Systems in Deep Space
https://arc.aiaa.org/doi/10.2514/6.2024-1552

Transformational Propulsion for Fast In-Space Transits
https://arc.aiaa.org/doi/10.2514/6.2024-1808

Interstellar Radioisotope and Modular Architecture (IRMA)
https://arc.aiaa.org/doi/10.2514/6.2024-1151

Weakened Magnetic Braking in the Exoplanet Host Star 51 Peg
https://iopscience.iop.org/article/10.3847/2041-8213/ad0a95

The elusive atmosphere of WASP-12 b / High-resolution transmission spectroscopy with CARMENES
https://arxiv.org/abs/2401.02195

The Implications of ‘Oumuamua on Panspermia
https://arxiv.org/abs/2401.02390