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 19, 2023 Updates

The Giant Accreting Protoplanet Survey (GAPlanetS): Optimization Techniques for Robust Detections of Protoplanets
https://iopscience.iop.org/article/10.3847/1538-3881/aca60d

Revisiting mass-radius relationships for exoplanet populations: a machine learning insight
https://arxiv.org/abs/2301.07143

The JWST Early Release Science Program for Direct Observations of Exoplanetary Systems: Best Practices for Data Collection in Cycle 2 and Beyond
https://arxiv.org/abs/2301.07199

On computing viscoelastic Love numbers for general planetary models: the \texttt{ALMA3} code
https://arxiv.org/abs/2301.07351

Hint of an exocomet transit in the CHEOPS lightcurve of HD 172555
https://arxiv.org/abs/2301.07418

Imaging faint sources with the extended solar gravitational lens
https://arxiv.org/abs/2301.07495

January 18, 2023 updates

DREAM – I. Orbital architecture orrery
https://www.aanda.org/articles/aa/full_html/2023/01/aa45004-22/aa45004-22.html

Low-rank plus sparse trajectory decomposition for direct exoplanet imaging
https://arxiv.org/abs/2301.07018

Polarized Signatures of a Habitable World: Comparing Models of an Exoplanet Earth with Visible and Near-infrared Earthshine Spectra
https://arxiv.org/abs/2301.05734

A First Look at the JWST MIRI/LRS Phase Curve of WASP-43b
https://arxiv.org/abs/2301.06350

Neural posterior estimation for exoplanetary atmospheric retrieval
https://arxiv.org/abs/2301.06575

KMT-2022-BLG-0440Lb: A New q<10−4 Microlensing Planet with the Central-Resonant Caustic Degeneracy Broken
https://arxiv.org/abs/2301.06779

GJ 806 (TOI-4481): A bright nearby multi-planetary system with a transiting hot, low-density super-Earth h
ttps://arxiv.org/abs/2301.06873

The Breakthrough Listen Search for Intelligent Life: A Laser Search Pipeline for the Automated Planet Finder
https://arxiv.org/abs/2301.06971

January 16, 2023 Updates

An analysis of interstellar exploration focused on propulsion technologies
https://jhss.scholasticahq.com/article/66203

The W&T Realpolitik Scenario and Contact With Extraterrestrial Intelligence: A Reply to Wright et al.
https://www.sciencedirect.com/science/article/abs/pii/S0265964622000625

Multiverse Predictions for Habitability: Origin of Life Scenarios
https://www.mdpi.com/2218-1997/9/1/42

Supernovae may create interstellar meteorites
https://www.sciencedirect.com/science/article/abs/pii/S0262407923000556

The smallest planetary drivers of white dwarf pollution
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad130/6986278?redirectedFrom=fulltext

Lifting the Veil: Alien planets are shrouded in hazes that hide clues to their makeup. Lab experiments could help clear the view
https://www.science.org/content/article/lifting-veil-astronomers-conjure-hazes-obscure-alien-worlds

A Mixed Stirring Mechanism for Debris Discs with Giant and Dwarf Planetary Perturbations
https://arxiv.org/abs/2301.05265

Leaky Dust Traps: How Fragmentation impacts Dust Filtering by Planets
https://arxiv.org/abs/2301.05505

January 13, 2023 updates

NASA starts designing futuristic space telescope to hunt for alien Earths
https://www.space.com/habitable-worlds-observatory-first-glimpse

NASA unveils initial plan for multibillion-dollar telescope to find life on alien worlds
https://www.science.org/content/article/nasa-unveils-initial-plan-multibillion-dollar-telescope-find-life-alien-worlds

Formation of rocky super-earths from a narrow ring of planetesimals
https://www.nature.com/articles/s41550-022-01850-5

Rotation Periods, Inclinations, and Obliquities of Cool Stars Hosting Directly Imaged Substellar Companions: Spin-Orbit Misalignments are Common
https://arxiv.org/abs/2301.04692

A Two-limb Explanation for the Optical-to-infrared Transmission Spectrum of the Hot Jupiter HAT-P-32Ab
https://arxiv.org/abs/2301.04812

Space environment and magnetospheric Poynting fluxes of the exoplanet τ Boötis b https://arxiv.org/abs/2301.05015

Venus, Phosphine and the Possibility of Life
https://arxiv.org/abs/2301.05160

Observability of silicates in volatile atmospheres of super-Earths and sub-Neptunes
https://arxiv.org/abs/2301.05190