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.

June 16, 2023 updates

Origin of biological homochirality by crystallization of an RNA precursor on a magnetic surface
https://www.science.org/doi/10.1126/sciadv.adg8274

Chirality-Induced Magnetization of Magnetite by an RNA Precursor
https://arxiv.org/abs/2304.09095

Quantitative correlation of refractory elemental abundances between rocky exoplanets and their host stars
https://www.aanda.org/articles/aa/full_html/2023/06/aa45387-22/aa45387-22.html

Temperature-chemistry coupling in the evolution of gas giant atmospheres driven by stellar flares
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stad1734/7199175

A Mini-Neptune Orbiting the Metal-poor K Dwarf BD+29 2654
https://arxiv.org/abs/2306.08179

Two sub-Neptunes around the M dwarf TOI-1470
https://arxiv.org/abs/2306.08516

An irradiated-Jupiter analogue hotter than the Sun
https://arxiv.org/abs/2306.08672

The Origin of Universality in the Inner Edges of Planetary Systems
https://arxiv.org/abs/2306.08822

Inner Planetary System Gap Complexity is a Predictor of Outer Giant Planets
https://arxiv.org/abs/2306.08846

ExoMDN: Rapid characterization of exoplanet interior structures with Mixture Density Networks
https://arxiv.org/abs/2306.09002

June 15, 2023 updates

Future space experiment platforms for astrobiology and astrochemistry research
https://www.nature.com/articles/s41526-023-00292-1

Hydrosphere: Modeling the planetary structure of ocean planets and icy moons
https://digitalcommons.macalester.edu/cgi/viewcontent.cgi?article=1199&context=mjpa

Astrophysically sourced quantum coherent photonic signals
https://arxiv.org/abs/2306.06676

Vanadium oxide and a sharp onset of cold-trapping on a giant exoplanet
https://www.nature.com/articles/s41586-023-06134-0

Hadaean to Palaeoarchaean stagnant-lid tectonics revealed by zircon magnetism
https://www.nature.com/articles/s41586-023-06024-5

Stability of nucleic acid bases in concentrated sulfuric acid: Implications for the habitability of Venus’ clouds
https://www.pnas.org/doi/10.1073/pnas.2220007120

Awesome SOSS: Transmission spectroscopy of WASP-96b with NIRISS/SOSS
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad1762/7198120

Tidal Evolution of Close-in Exoplanets and Host Stars
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad1777/7198123

Wormhole solutions in f(R,Lm) gravity
https://www.sciencedirect.com/science/article/abs/pii/S0577907323000953

June 14, 2023 updates

DREAM – II. The spin–orbit angle distribution of close-in exoplanets under the lens of tides
https://www.aanda.org/articles/aa/full_html/2023/06/aa45237-22/aa45237-22.html

3D Global climate model of an exo-Venus: a modern Venus-like atmosphere for the nearby super-Earth LP 890-9 c
https://academic.oup.com/mnrasl/article/523/1/L86/7193815

Pfe-exoplanets detection methods
https://www.researchgate.net/publication/371533174_Pfe-exoplanets_detection_methods

Imaging rotating and orbiting exoplanets with the solar gravitational lens
https://arxiv.org/abs/2306.07832

Specular reflections from artificial surfaces as Technosignature
https://arxiv.org/abs/2306.07859

Oblique rings from migrating exomoons: A possible origin for long-period exoplanets with enlarged radii
https://arxiv.org/abs/2306.07348

Venus’ Atmospheric Chemistry and Cloud Characteristics Are Compatible with Venusian Life
https://arxiv.org/abs/2306.07358

June 13, 2023 updates

Radial-velocity discovery of a second planet in the TOI-1338/BEBOP-1 circumbinary system
https://www.nature.com/articles/s41550-023-01948-4

TOI-733 b: A planet in the small-planet radius valley orbiting a Sun-like star
https://www.aanda.org/articles/aa/full_html/2023/06/aa45961-23/aa45961-23.html

VaTEST. II. Statistical Validation of 11 TESS-detected Exoplanets Orbiting K-type Stars
https://iopscience.iop.org/article/10.3847/1538-3881/acd548

A Shallow-water Model Exploration of Atmospheric Circulation on Sub-Neptunes: Effects of Radiative Forcing and Rotation Period
https://iopscience.iop.org/article/10.3847/PSJ/acd551

Using a neural network approach to accelerate disequilibrium chemistry calculations in exoplanet atmospheres
https://arxiv.org/abs/2306.07074

Atmospheric Recyling of Volatiles by Pebble-Accreting Planets
https://arxiv.org/abs/2306.06169

True Polar Wander of Lava Worlds
https://arxiv.org/abs/2306.06768

EXPRES IV: Two Additional Planets Orbiting ρ Coronae Borealis Reveal Uncommon System Architecture
https://arxiv.org/abs/2306.06888

Expanding the inventory of spectral lines used to trace atmospheric escape in exoplanets
https://arxiv.org/abs/2306.06971

June 12, 2023 Updates

Secular dynamics of stellar spin driven by planets inside Kozai-Lidov resonance
https://arxiv.org/abs/2306.05639

The effect of a small amount of hydrogen in the atmosphere of ultrahot magma-ocean planets: atmospheric composition and escape
https://arxiv.org/abs/2306.05664

Ohmic dissipation during the formation of super-Earth
https://arxiv.org/abs/2306.05913

Near-IR and optical radial velocities of the active M dwarf star Gl 388 (AD Leo) with SPIRou at CFHT and SOPHIE at OHP
https://www.aanda.org/articles/aa/full_html/2023/06/aa45660-22/aa45660-22.html

Gaussian processes for radial velocity modeling – Better rotation periods and planetary parameters with the quasi-periodic kernel and constrained priors
https://www.aanda.org/articles/aa/full_html/2023/06/aa44629-22/aa44629-22.html

Constraining the atmospheric elements in hot Jupiters with Ariel
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad1721/7193383?redirectedFrom=fulltext