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.

March 10, 2025 Updates

Risk Communication and the Search for Life Beyond Earth: Challenges of Risk Amplification, Risk Information Seeking, and Risk Message Design for Research and Preparedness
https://osf.io/preprints/osf/bq57k_v1

Resonance Field Theory (RFT)_ The Chiral Structure of Space, Time, and Matter
https://philarchive.org/rec/BOSRFT-2

WASP-52b: Insights into the exoplanet’s parameters from combining new photometric ground observations and TESS observation with SOPHIE, COR, and HARPS data for multifilter photometric and spectroscopic radial velocity
https://www.sciencedirect.com/science/article/pii/S1384107625000284

Transit timing variations of the sub-Saturn exoplanet HAT-P-12b
https://www.sciencedirect.com/science/article/pii/S1384107625000399

Mapping the Merging Zone of Late Infall in the AB Aur Planet-forming System
https://iopscience.iop.org/article/10.3847/2041-8213/adb7d5

Characterising planetary material accreted by cool helium atmosphere white dwarfs using an exponentially decaying disc model
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/staf398/8063941

An Oxidation Gradient Straddling the Small Planet Radius Valley
https://arxiv.org/abs/2503.05055

CARMENES as an Instrument for Exoplanet Research
https://arxiv.org/abs/2503.05501

Constraining the Scattered Light properties of LTT 9779 b Using HST/WFC3 UVIS
https://arxiv.org/abs/2503.05581

March 07, 2025 updates

A Unified Framework for Faster Than Light Travel Integrating Chronos Dimensional and HOPE Models
https://zenodo.org/records/14986299

A Case Study of Interstellar Material Delivery: α Centauri
https://iopscience.iop.org/article/10.3847/PSJ/adb1e9

Amplifying Resonant Repulsion with Inflated Young Planets, Overlooked Inner Planets, and Nonzero Initial Δ
https://iopscience.iop.org/article/10.3847/1538-4357/adb281

A Time-Resolved High-Resolution Spectroscopic Analysis of Ionized Calcium and Dynamical Processes in the Ultra-Hot Jupiter HAT-P-70 b
https://arxiv.org/abs/2503.03814

HST Transmission Spectra of the Hot-Neptune HD 219666 b: Detection of Water and the Challenge of Constraining Both Water and Methane with HST
https://arxiv.org/abs/2503.03895

Rapid characterization of exoplanet atmospheres with the Exoplanet Transmission Spectroscopy Imager (ETSI)
https://arxiv.org/abs/2503.03931

MIRI-LRS spectrum of a cold exoplanet around a white dwarf: water, ammonia, and methane measurements
https://arxiv.org/abs/2503.04531

Parameter degeneracies associated with interpreting HST WFC3 transmission spectra of exoplanetary atmospheres
https://arxiv.org/abs/2503.04600

HD 163296 and its Giant Planets: Creation of Exo-comets, Interstellar Objects and Transport of Volatile Material
https://arxiv.org/abs/2503.04669

March 06, 2025 updates

Early Accretion of Large Amounts of Solids for Directly Imaged Exoplanets
https://iopscience.iop.org/article/10.3847/1538-4357/adb42c

Planets larger than Neptune have elevated eccentricities
https://www.pnas.org/doi/10.1073/pnas.2405295122

Decoding planetary surfaces by counting cracks
https://www.pnas.org/doi/10.1073/pnas.2411738122

Positive Feedback: How a Synergy Between the Streaming Instability and Dust Coagulation Forms Planetesimals
https://arxiv.org/abs/2503.03105

March 05, 2025 updates

Suspended Animation, Gateway to a Second Life and Interstellar Travel
https://zenodo.org/records/14970066

GASTLI (GAS gianT modeL for Interiors)
https://zenodo.org/records/14968001

Ab Initio Quantum Dynamics as a Scalable Solution to the Exoplanet Opacity Challenge: A Case Study of CO2 in a Hydrogen Atmosphere
https://iopscience.iop.org/article/10.3847/1538-4357/adb02e

How Habitable Are M Dwarf Exoplanets? Modeling Surface Conditions and Exploring the Role of Melanins in the Survival of Aspergillus niger Spores Under Exoplanet-Like Radiation
https://liebertpub.com/doi/10.1089/ast.2024.0023

Water dissociation and rotational broadening in the atmosphere of KELT-20 b from high-resolution spectroscopy
https://arxiv.org/abs/2503.01946

The stochastic nature of migration of disc instability protoplanets in three-dimensional hydrodynamical and MHD simulations of fragmenting discs
https://arxiv.org/abs/2503.01973

Extension of the creep tide theory to exoplanet systems with high stellar obliquity. The dynamic tide of CoRoT-3b
https://arxiv.org/abs/2503.02193

No Robust Statistical Evidence for a Population of Water Worlds in a 2025 Sample of Planets Orbiting M Stars
https://arxiv.org/abs/2503.02451

March 04, 2025 updates

Planning Under Uncertainty with Unreliable Robotic Actuators
https://oaktrust.library.tamu.edu/items/e9898669-8319-4d34-87e9-a80e0c9b0168

The JWST Weather Report from the Isolated Exoplanet Analog SIMP 0136+0933: Pressure-dependent Variability Driven by Multiple Mechanisms
https://iopscience.iop.org/article/10.3847/2041-8213/ad9eaf

Biological, Equilibrium and Photochemical Signatures of C, N and S Isotopes in the Early Earth and Exoplanet Atmospheres
https://www.mdpi.com/2075-1729/15/3/398

Earth’s magnetic field and its relationship to the origin of life, evolution, and planetary habitability
https://academic.oup.com/nsr/advance-article/doi/10.1093/nsr/nwaf082/8051343

Statistical Reevaluation of the Ultra-short-period Planet Classification Boundary: Smaller Planets within 1 Day, Larger Period Ratios below 2 Days
https://iopscience.iop.org/article/10.3847/1538-3881/adb487

Evidence for Primordial Alignment II: Insights from Stellar Obliquity Measurements for Hot Jupiters in Compact Multiplanet Systems
https://iopscience.iop.org/article/10.3847/1538-3881/ad9dd5

Thermal Phase Curves in Hot Gas Giant Exoplanets Exhibit a Complex Dependence on Planetary Properties
https://arxiv.org/abs/2503.00208

Formation of Ultra-short-period Planet in Hot Jupiter Systems: Application to WASP-47
https://arxiv.org/abs/2503.00872

Quantified Estimation of Molecular Detections across Different Classes of Neptunian Atmospheres Using Cross-Correlation Spectroscopy: Prospects for Future Extremely Large Telescopes with High-Resolution Spectrographs
https://arxiv.org/abs/2503.01142

A Population Synthesis Study on the Formation of Cold Jupiters from Truncated Planetesimal Disks
https://arxiv.org/abs/2503.01570

Gone with the wind: the outward migration of eccentric giant planets in windy disks
https://arxiv.org/abs/2503.01745