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 7, 2024 Updates

SETI in 2022
https://www.sciencedirect.com/science/article/abs/pii/S0094576524005745

Planet found in star’s ‘forbidden zone’
https://www.sciencedirect.com/science/article/abs/pii/S026240792401772X

On the origin of transition disk cavities: Pebble-accreting protoplanets vs Super-Jupiters
https://arxiv.org/abs/2410.02856

Constraining the Presence of Companion Planets in Hot Jupiter Planetary System Using TTV Observation from TESS
https://arxiv.org/abs/2410.03101

sunset: A database of synthetic atmospheric-escape transmission spectra for nearly every transiting planet
https://arxiv.org/abs/2410.03228

A General, Differentiable Transit Model for Ellipsoidal Occulters: Derivation, Application, and Forecast of Planetary Oblateness and Obliquity Constraints with JWST
https://arxiv.org/abs/2410.03449

The Feasibility of Asynchronous Rotation via Thermal Tides for Diverse Atmospheric Compositions
https://arxiv.org/abs/2410.03491

JWST/NIRISS reveals the water-rich “steam world” atmosphere of GJ 9827 d
https://arxiv.org/abs/2410.03527

October 04, 2024 updates

Microscopic Coherent Sources of Gravitational Radiation with Application to Forming a Stable Warp Field
https://www.preprints.org/manuscript/202409.2370/v1

Structural evolution of liquid silicates under conditions in Super-Earth interiors
https://www.nature.com/articles/s41467-024-51796-7

The social science perspective on the Fermi paradox
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/social-science-perspective-on-the-fermi-paradox/449E3C7859EEB602974F25B3E1481E03

Ejected from home: C/1980 E1 (Bowell) and C/2024 L5 (ATLAS)
https://arxiv.org/abs/2410.01975

TESS Asteroseismic Masses and Radii of Red Giants with (and without) Planets
https://arxiv.org/abs/2410.02051

Evidence that Planets in the Radius Gap Do Not Resemble Their Neighbors
https://arxiv.org/abs/2410.02150

Polarized Signatures of the Earth Through Time: An Outlook for the Habitable Worlds Observatory
https://arxiv.org/abs/2410.02194

BEBOP VI. Enabling the detection of circumbinary planets orbiting double-lined binaries with the DOLBY method of radial-velocity extraction
https://arxiv.org/abs/2410.02573

Leaning Sideways: VHS 1256-1257 b is a Super-Jupiter with a Uranus-like Obliquity
https://arxiv.org/abs/2410.02672

October 03, 2024 updates

What doesn’t kill Gaia makes her stronger
https://arxiv.org/abs/2405.05091

Volatile composition of the HD 169142 disk and its embedded planet
https://arxiv.org/abs/2410.01418

Optical design options for Pollux: UV spectropolarimeter project for the Habitable Worlds Observatory
https://arxiv.org/abs/2410.01491

Generating X-ray transit profiles with batman
https://arxiv.org/abs/2410.01559

A Fourth Planet in the Kepler-51 System Revealed by Transit Timing Variations
https://arxiv.org/abs/2410.01625

Self-consistent N-body simulation of Planetesimal-Driven Migration I. The trajectories of single planets in the uniform background
https://arxiv.org/abs/2405.07279

October 02, 2024 updates

HATS-38 b and WASP-139 b Join a Growing Group of Hot Neptunes on Polar Orbits
https://iopscience.iop.org/article/10.3847/1538-3881/ad70b8

Nightside Clouds on Tidally Locked Terrestrial Planets Mimic Atmosphere-free Scenarios
https://iopscience.iop.org/article/10.3847/2041-8213/ad78de

HZ_evolution: A Package to Calculate Habitable Histories
https://iopscience.iop.org/article/10.3847/2515-5172/ad8129

Promise and Peril: Stellar Contamination and Strict Limits on the Atmosphere Composition of TRAPPIST-1c from JWST NIRISS Transmission Spectra
https://arxiv.org/abs/2409.19333

A sub-Earth-mass planet orbiting Barnard’s star: No evidence of transits in TESS photometry
https://arxiv.org/abs/2410.00577

The Dynamical History of HIP-41378 f — Oblique Exorings Masquerading as a Puffy Planet
https://arxiv.org/abs/2410.00641

Tidal evolution of Earth-like planets in the habitable zone of low-mass stars
https://arxiv.org/abs/2410.00739

The obliquity and atmosphere of the hot Jupiter WASP-122b (KELT-14b) with ESPRESSO: An aligned orbit and no sign of atomic or molecular absorption
https://arxiv.org/abs/2410.00800

Rate-induced biosphere collapse in the Daisyworld model
https://arxiv.org/abs/2410.00043

Promise and Peril: Stellar Contamination and Strict Limits on the Atmosphere Composition of TRAPPIST-1c from JWST NIRISS Transmission Spectra
https://arxiv.org/abs/2409.19333

The Compositions of Rocky Planets in Close-in Orbits Tend to be Earth-Like
https://arxiv.org/abs/2410.00213

October 01, 2024 updates

A sub-Earth-mass planet orbiting Barnard’s star
https://www.aanda.org/articles/aa/full_html/2024/10/aa51311-24/aa51311-24.html

Accelerated Biological Evolution in Outer Space: Insights from Numerical Analysis
https://www.sciencedirect.com/science/article/abs/pii/S0094576524005460

Timing and Likelihood of the Origin of Life Derived from Post-Impact Highly Reducing Atmospheres
https://liebertpub.com/doi/10.1089/ast.2023.0128

Redshifted Sodium Transient near Exoplanet Transit
https://iopscience.iop.org/article/10.3847/2041-8213/ad6b29

Improved Limits on Relativistic Interstellar Objects near Earth
https://iopscience.iop.org/article/10.3847/2515-5172/ad7ff1

ExoLyn: a golden mean approach to multi-species cloud modelling in atmospheric retrieval
https://arxiv.org/abs/2409.18181