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 18,2021 updates

How Flat Can a Planetary System Get? I. The Case of TRAPPIST-1
https://iopscience.iop.org/article/10.3847/1538-4357/abf8a8

The HARPS search for southern extra-solar planets – XLVI. 12 super-Earths around the solar type stars HD 39194, HD 93385, HD 96700, HD 154088, and HD 189567
https://www.aanda.org/articles/aa/abs/2021/10/aa41351-21/aa41351-21.html

Interstellar space biology via Project Starlight
https://www.sciencedirect.com/science/article/abs/pii/S0094576521005518

The impact of photospheric brightness field on exoplanetary transit timings and the TTV excess of HD 189733 b
https://arxiv.org/abs/2110.07901

Retention of water in terrestrial magma oceans and carbon-rich early atmospheres
https://arxiv.org/abs/2110.08029

Characterizing the Galactic and Extragalactic Background Near Exoplanet Direct Imaging Targets
https://arxiv.org/abs/2110.08097

The Fine-Tuning of the Universe for Life
https://arxiv.org/abs/2110.07783

October 15, 2021 updates

Old Neighbors, New Neighbors: Terrestrial Nonhuman Persons and SETI
https://www.tandfonline.com/doi/abs/10.1080/14746700.2021.1982253

Planet Formation and Panspermia: New Prospects for the Movement of Life through Space
https://onlinelibrary.wiley.com/doi/book/10.1002/9781119640912

Phosphorus in the Clouds of Venus: Potential for Bioavailability
https://liebertpub.com/doi/10.1089/ast.2020.2267

A compositional link between rocky exoplanets and their host stars
https://www.science.org/doi/10.1126/science.abg8794

October 13, 2021 updates

Sensitivity to habitable planets in the Roman microlensing survey
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2942/6395327

Another super-dense sub-Neptune in K2-182 b and refined mass measurements for K2-199 b and c
https://arxiv.org/abs/2110.05502

Modeling the high-resolution emission spectra of clear and cloudy non-transiting hot Jupiters
https://arxiv.org/abs/2110.05593

The TESS-Keck Survey. VI. Two Eccentric sub-Neptunes Orbiting HIP-97166
https://arxiv.org/abs/2110.05628

A New Sedimentation Model for Greater Cloud Diversity in Giant Exoplanets and Brown Dwarfs
https://arxiv.org/abs/2110.05903

Application of the Shannon entropy in the planar (non-restricted) four-body problem: the long-term stability of the Kepler-60 exoplanetary system
https://arxiv.org/abs/2110.05971

Thermal runaway of silicon-based laser sails
https://arxiv.org/abs/2110.06185

October 12, 2021 updates

Nauyaca: a new tool to determine planetary masses and orbital elements through transit timing analysis [EPA]
https://arxiver.moonhats.com/2021/10/11/nauyaca-a-new-tool-to-determine-planetary-masses-and-orbital-elements-through-transit-timing-analysis-epa/

Relativistic Braking and Power Generation through Stellar Magnetic Fields via Eddy Current Forces
https://www.researchgate.net/profile/Colin-Warn/publication/354894913_Relativistic_Braking_and_Power_Generation_through_Stellar_Magnetic_Fields_via_Eddy_Current_Forces/links/615322c5154b3227a8b6ea54/Relativistic-Braking-and-Power-Generation-through-Stellar-Magnetic-Fields-via-Eddy-Current-Forces.pdf

The population of M dwarfs observed at low radio frequencies
https://www.nature.com/articles/s41550-021-01483-0

The TESS View of LOFAR Radio-emitting Stars
https://iopscience.iop.org/article/10.3847/2041-8213/ac230c

HD 22496 b: The first ESPRESSO stand-alone planet discovery
https://www.aanda.org/articles/aa/abs/2021/10/aa41714-21/aa41714-21.html

Is the orbit of the exoplanet WASP-43b really decaying? TESS and MuSCAT2 observations confirm no detection
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab2929/6388393

The Effects of Magnetic Fields on Observational Signatures of Atmospheric Escape in Exoplanets: Double Tail Structures
https://arxiv.org/abs/2110.05200

Enhanced thermal radiation from a tidally heated exomoon with a single hot spot
https://arxiv.org/abs/2110.05353

Climate uncertainties caused by unknown land distribution on habitable M-Earths
https://arxiv.org/abs/2110.04310

The Hubble PanCET program: Transit and Eclipse Spectroscopy of the Hot Jupiter WASP-74b
https://arxiv.org/abs/2110.04415