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.

December 7, 2021 updates

Unbound Close Stellar Encounters in the Solar Neighborhood
https://arxiv.org/abs/2112.00852

Astrobiology as a Driver to Connect India’s Public, Scientists, and Space Missions
https://liebertpub.com/doi/10.1089/space.2021.0041

Airbus will build ESA’s Ariel exoplanet satellite
https://www.esa.int/Science_Exploration/Space_Science/Airbus_will_build_ESA_s_Ariel_exoplanet_satellite

Temporal variation of planetary iron as a driver of evolution
https://www.pnas.org/content/118/51/e2109865118

The New Generation Planetary Population Synthesis (NGPPS) – III. Warm super-Earths and cold Jupiters: a weak occurrence correlation, but with a strong architecture-composition link
https://www.aanda.org/articles/aa/full_html/2021/12/aa38554-20/aa38554-20.html

The New Generation Planetary Population Synthesis (NGPPS) – IV. Planetary systems around low-mass stars
https://www.aanda.org/articles/aa/full_html/2021/12/aa40390-21/aa40390-21.html

The New Generation Planetary Population Synthesis (NGPPS) VI. Introducing KOBE: Kepler Observes Bern Exoplanets – Theoretical perspectives on the architecture of planetary systems: Peas in a pod
https://www.aanda.org/articles/aa/abs/2021/12/aa40761-21/aa40761-21.html

Implementation of disequilibrium chemistry to spectral retrieval code ARCiS and application to 16 exoplanet transmission spectra – Indication of disequilibrium chemistry for HD 209458b and WASP-39b
https://www.aanda.org/articles/aa/abs/2021/12/aa41548-21/aa41548-21.html

TOI-1431b/MASCARA-5b: A Highly Irradiated Ultrahot Jupiter Orbiting One of the Hottest and Brightest Known Exoplanet Host Stars
https://iopscience.iop.org/article/10.3847/1538-3881/ac224e

The Peculiar Chemical Pattern of the WASP-160 Binary System: Signatures of Planetary Formation and Evolution?
https://iopscience.iop.org/article/10.3847/1538-3881/ac25ef

Deep Exploration of the Planets HR 8799 b, c, and d with Moderate-resolution Spectroscopy
https://iopscience.iop.org/article/10.3847/1538-3881/ac273a

How to decode interstellar messages
https://www.sciencedirect.com/science/article/abs/pii/S0094576521006263

The TESS Faint Star Search: 1,617 TOIs from the TESS Primary Mission
https://arxiv.org/abs/2112.02176

Systematic KMTNet Planetary Anomaly Search, Paper III: One Wide-Orbit Planet And Two Stellar Binaries
https://arxiv.org/abs/2112.02414

Non-Trivial Oblique Spin Equilibria of Super-Earths in Multi-planetary Systems
https://arxiv.org/abs/2112.02482

Investigation of the upper atmosphere in ultra-hot Jupiter WASP-76 b with high-resolution spectroscopy
https://arxiv.org/abs/2112.02546

Cronomoons: origin, dynamics, and light-curve features of ringed exomoons
https://arxiv.org/abs/2112.02687

Potential Habitability as a Stellar Property: Effects of Model Uncertainties and Measurement Precision
https://arxiv.org/abs/2112.02745

Extreme ultraviolet and X-ray driven photochemistry of gaseous exoplanets
https://arxiv.org/abs/2112.02942

On the Stability of Additional Moons Orbiting Kepler-1625 b
https://arxiv.org/abs/2112.03248

December 6, 2021 Updates

Evaluation of solid-core thermal antimatter propulsion concepts
https://www.sciencedirect.com/science/article/abs/pii/S0094576521005865

Optimal Strategies for Exploring Nearby Stars
Https://Www.Centauri-Dreams.Org/2021/12/03/Optimal-Strategies-For-Exploring-Nearby-Stars/

Cold Fusion Based on Matter-Antimatter Plasma Formed in Molecular
Crystals
https://www.scirp.org/journal/paperinformation.aspx?paperid=113417

PGNets: Planet mass prediction using convolutional neural networks for radio continuum observations of protoplanetary disks
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab3502/6449397?redirectedFrom=fulltext

Librational KAM tori in the secular dynamics of the υ Andromedæ planetary system
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stab3514/6449009?searchresult=1

Orbit decay of 2-100 au planetary remnants around white dwarfs with no gravitational assistance from planets
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stab3490/6448997?searchresult=1

Constraining protoplanetary disc mass using the GI wiggle
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stab3513/6449005?searchresult=1

Five New Hot Jupiter Transits Investigated with Swift-UVOT
https://iopscience.iop.org/article/10.3847/1538-3881/ac2c67

Alfnoor: Assessing the Information Content of Ariel’s Low-resolution Spectra with Planetary Population Studies
https://iopscience.iop.org/article/10.3847/1538-3881/ac2e92

HATS-74Ab, HATS-75b, HATS-76b and HATS-77b: Four Transiting Giant Planets around K and M Dwarfs
https://arxiv.org/abs/2112.01928

Measuring Elemental Abundances of JWST Target Stars for Exoplanet Characterization I. FGK Stars
https://arxiv.org/abs/2112.02031

Large Interferometer For Exoplanets (LIFE): III. Spectral resolution, wavelength range and sensitivity requirements based on atmospheric retrieval analyses of an exo-Earth
http://astrobiology.com/2021/12/large-interferometer-for-exoplanets-life-iii-spectral-resolution-wavelength-range-and-sensitivity-re.html

This tiny iron-rich world is extraordinarily metal
https://www.nature.com/articles/d41586-021-03587-z

Resolving Structure in the Debris Disk around HD 206893 with ALMA
https://iopscience.iop.org/article/10.3847/1538-4357/abdd32

December 3, 2021 updates

GJ 367b: A dense, ultrashort-period sub-Earth planet transiting a nearby red dwarf star
https://www.science.org/doi/10.1126/science.aay3253

Around Distant Suns: Stories Inspired by the St Andrews Centre for Exoplanet Science
https://www.amazon.com/Around-Distant-Suns-Inspired-Exoplanet/dp/1911486659

If Loud Aliens Explain Human Earliness, Quiet Aliens Are Also Rare
https://iopscience.iop.org/article/10.3847/1538-4357/ac2369

The Posttransit Tail of WASP-107b Observed at 10830 Å
https://iopscience.iop.org/article/10.3847/1538-3881/ac178a

Alfnoor: Assessing the Information Content of Ariel’s Low-resolution Spectra with Planetary Population Studies
https://iopscience.iop.org/article/10.3847/1538-3881/ac2e92

Irradiation-driven escape of primordial planetary atmospheres II. Evaporation efficiency of sub-Neptunes through hot Jupiters
https://arxiv.org/abs/2112.00744

Kepler-167e as a Probe of the Formation Histories of Cold Giants with Inner Super-Earths
https://arxiv.org/abs/2112.00747

Running The Gauntlet — Survival of Small Circumbinary Planets Migrating Through Destabilising Resonances
https://arxiv.org/abs/2112.00786

The Number of Transits Per Epoch for Transiting Misaligned Circumbinary Planets
https://arxiv.org/abs/2112.00966

The impact of intrinsic magnetic field on the absorption signatures of elements probing the upper atmosphere of HD209458b
https://arxiv.org/abs/2112.01128

An Open-source Bayesian Atmospheric Radiative Transfer (BART) Code: II. The Transit Radiative-transfer Module and Retrieval of HAT-P-11b
https://arxiv.org/abs/2104.12524

December 1, 2021 updates

In Situ Formation of Super-Earth/Sub-Neptune Driven by the Planetary Rotation
https://iopscience.iop.org/article/10.3847/1538-4357/ac2cc5

Estimating photoevaporative mass loss of exoplanets with PLATYPOS
https://onlinelibrary.wiley.com/doi/10.1002/asna.20210105

The GALAH Survey: Improving our understanding of confirmed and candidate planetary systems with large stellar surveys
https://arxiv.org/abs/2111.14883

ISPY — NaCo Imaging Survey for Planets around Young stars. CenteR: the impact of centering and frame selection
https://arxiv.org/abs/2111.14888

The orbital alignment of HD 332231 b
https://arxiv.org/abs/2111.14968

The Solar Neighborhood XLIX: Nine Giant Planets Orbiting Nearby K Dwarfs, and the CHIRON Spectrograph’s Radial Velocity Performance
https://arxiv.org/abs/2111.15028

Convection modeling of pure-steam atmospheres
https://arxiv.org/abs/2111.15265