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.

February 4, 2022 updates

Escaping Helium from TOI 560.01, a Young Mini Neptune
https://arxiv.org/abs/2110.13150

The Investigation of the Dynamical Evolution of Extrasolar Three-planetary System GJ 3138
https://iopscience.iop.org/article/10.1088/1674-4527/ac32b5

A transiting, temperate mini-Neptune orbiting the M dwarf TOI-1759 unveiled by TESS
https://arxiv.org/abs/2202.01240

TOI-1759 b: a transiting sub-Neptune around a low mass star characterized with SPIRou and TESS
https://arxiv.org/abs/2202.01259

Asteroids and life: How special is the solar system?
https://arxiv.org/abs/2202.01352

Microphysics of Water Clouds in the Atmospheres of Y Dwarfs and Temperate Giant Planets
https://arxiv.org/abs/2202.01355

February 3, 2022 updates

Identifying the Unidentified: Seeking Extraterrestrial Equipment Near Earth
https://lweb.cfa.harvard.edu/~loeb/Loeb_UAP_Debrief.pdf

Relevance of Earth-Bound Extremophiles in the Search for Extraterrestrial Life
https://liebertpub.com/doi/10.1089/ast.2021.0033

Hierarchical Bayesian Atmospheric Retrieval Modeling for Population Studies of Exoplanet Atmospheres: A Case Study on the Habitable Zone
https://arxiv.org/abs/2202.00701

Discovery and mass measurement of the hot, transiting, Earth-sized planet GJ 3929 b
https://arxiv.org/abs/2202.00970

Investigating the detectability of hydrocarbons in exoplanet atmospheres with JWST
https://arxiv.org/abs/2202.01151

Ultrahigh-Pressure Magnesium Hydrosilicates as Reservoirs of Water in Early Earth
https://arxiv.org/abs/2202.00752

February 2, 2022 updates

Large planets may not form fractionally large moons
https://www.nature.com/articles/s41467-022-28063-8

Direct emission spectroscopy of exoplanets with the medium resolution imaging spectrometer on board JWST MIRI – I. Molecular mapping and sensitivity to instrumental effects
https://www.aanda.org/articles/aa/abs/2022/02/aa41663-21/aa41663-21.html

On Spectroscopic Phase-curve Retrievals: H2 Dissociation and Thermal Inversion in the Atmosphere of the Ultrahot Jupiter WASP-103 b
https://iopscience.iop.org/article/10.3847/1538-3881/ac4475

Hugoniot and released state of calcite above 200 GPa with implications for hypervelocity planetary impacts
https://www.sciencedirect.com/science/article/pii/S0019103522000239

X-exoplanets coronal models and planet photoevaporation
https://onlinelibrary.wiley.com/doi/10.1002/asna.20220008

Orbital Architectures of Planet-Hosting Binaries II. Low Mutual Inclinations Between Planetary and Stellar Orbits
https://arxiv.org/abs/2202.00013

Exoplanet Characterization using Conditional Invertible Neural Networks
https://arxiv.org/abs/2202.00027

A Possible Alignment Between the Orbits of Planetary Systems and their Visual Binary Companions
https://arxiv.org/abs/2202.00042

February 1, 2022 updates

Planetary Minerals Catalyze Conversion of a Polycyclic Aromatic Hydrocarbon to a Prebiotic Quinone: Implications for Origins of Life
https://liebertpub.com/doi/10.1089/ast.2021.0024

Autodifferentiable Spectrum Model for High-dispersion Characterization of Exoplanets and Brown Dwarfs
https://iopscience.iop.org/article/10.3847/1538-4365/ac3b4d

Validation of 13 Hot and Potentially Terrestrial TESS Planets
https://arxiv.org/abs/2201.12661

Confirming the 3:2 Resonance Chain of K2-138
https://arxiv.org/abs/2201.12687

NEID Rossiter-McLaughlin Measurement of TOI-1268b: A Young Warm Saturn Aligned with Its Cool Host Star
https://arxiv.org/abs/2201.12836

A population of transition disks around evolved stars: Fingerprints of planets? Catalog of disks surrounding Galactic post-AGB binaries
https://arxiv.org/abs/2201.13155

TOI-1442 b and TOI-2445 b: two ultra-short period super-Earths around M dwarfs
https://arxiv.org/abs/2201.13274

TOI-1268b: the youngest hot Saturn-mass transiting exoplanet
https://arxiv.org/abs/2201.13341

Magnitude-squared coherence: A powerful tool for disentangling Doppler planet discoveries from stellar activity
https://arxiv.org/abs/2201.13342

January 31, 2022 Updates

VizieR Online Data Catalog: Warm Jupiters in TESS FFIs 1st year (2018-2019 July)
https://ui.adsabs.harvard.edu/abs/2021yCat..22550006D/abstract

K2 discovery of a circumsecondary disk transiting EPIC 220208795
https://www.aanda.org/articles/aa/abs/2022/02/aa42063-21/aa42063-21.html

Toward a multidimensional analysis of transmission spectroscopy
I. Computation of transmission spectra using a 1D, 2D, or 3D atmosphere structure
https://www.aanda.org/articles/aa/full_html/2022/02/aa41940-21/aa41940-21.html

Toward a multidimensional analysis of transmission spectroscopy
II. Day-night-induced biases in retrievals from hot to ultrahot Jupiters
https://www.aanda.org/articles/aa/full_html/2022/02/aa41943-21/aa41943-21.html

General passive stability criteria for a Sun-pointing attitude using the metasurface sail
https://www.sciencedirect.com/science/article/abs/pii/S1270963822000542

Wormhole solutions in f(R,T) gravity
https://www.sciencedirect.com/science/article/abs/pii/S1384107622000070

The Puzzling Story of Flare Inactive Ultra Fast Rotating M dwarfs. II. Searching for radial velocity variations
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac188/6517464?redirectedFrom=fulltext

Numerical dissipation strongly affects the equatorial jet speed in simulations of hot jupiter atmospheres
https://academic.oup.com/mnras/advance-article/doi/10.1093/mnras/stac228/6517472?searchresult=1

The impact of faculae on the radius determination of exoplanets: The case of the M-star GJ 1214
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac108/6516440?redirectedFrom=fulltext

Machine learning prediction for mean motion resonance behaviour – The planar case
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac166/6516972?redirectedFrom=fulltext

Origins of Hot Jupiters from the Stellar Obliquity Distribution
https://arxiv.org/abs/2201.11768