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 27, 2022 updates

The escape mechanisms of the proto-atmosphere on terrestrial planets: “boil-off” escape, hydrodynamic escape and impact erosion
https://link.springer.com/article/10.1007/s11631-021-00515-w

Internal dynamics of magma ocean and its linkage to atmospheres
https://link.springer.com/article/10.1007/s11631-021-00514-x

The PLATO field selection process – I. Identification and content of the long-pointing fields
https://www.aanda.org/articles/aa/abs/2022/02/aa42256-21/aa42256-21.html

Mining the Ultrahot Skies of HAT-P-70b: Detection of a Profusion of Neutral and Ionized Species
https://iopscience.iop.org/article/10.3847/1538-3881/ac402e

A tentative detection of He I in the atmosphere of GJ 1214b
https://arxiv.org/abs/2201.11120

Project Hephaistos I. Upper limits on partial Dyson spheres in the Milky Way
https://arxiv.org/abs/2201.11123

January 26, 2022 updates

Venus Life Finder Mission Study
https://arxiv.org/abs/2112.05153

Physical Properties and Impact Parameter Variations of Kepler Planets from Analytic Light-curve Modeling
https://iopscience.iop.org/article/10.3847/1538-3881/ac3d96

A Large-scale Approach to Modeling Molecular Biosignatures: The Diatomics
https://iopscience.iop.org/article/10.3847/1538-4357/ac3976

The DRAKE mission: finding the frequency of life in the Cosmos
https://arxiv.org/abs/2201.10226

Discerning between different ‘Oumuamua models by optical and infrared observations
https://arxiv.org/abs/2201.10327

January 25, 2022 updates

BEBOP III. Observations and an independent mass measurement of Kepler-16 (AB) b – the first circumbinary planet detected with radial velocities
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab3712/6515255

Study on Shielding Effectiveness of a Combined Radiation Shield for Manned Long Termed Interplanetary Expeditions
https://www.sciencedirect.com/science/article/abs/pii/S2468896721001269

Antimatter-Based Propulsion for Exoplanet Exploration
https://www.tandfonline.com/doi/full/10.1080/00295450.2021.1997057

ExoCAM: A 3D Climate Model for Exoplanet Atmospheres
https://iopscience.iop.org/article/10.3847/PSJ/ac3f3d

Large Impacts onto the Early Earth: Planetary Sterilization and Iron Delivery
https://arxiv.org/abs/2201.09349

January 24, 2022 Updates

The CARMENES search for exoplanets around M dwarfs – Diagnostic capabilities of strong K I lines for photosphere and chromosphere
https://www.aanda.org/articles/aa/abs/2022/01/aa41733-21/aa41733-21.html

Propellant-free attitude control of solar sails with variable-shape mechanisms
https://www.sciencedirect.com/science/article/abs/pii/S0094576521006883

Astronomers may have found a huge moon around a Jupiter-like exoplanet
https://www.sciencedirect.com/science/article/abs/pii/S0262407922000859

Super-Earths have life-friendly shields
https://www.sciencedirect.com/science/article/abs/pii/S0262407922000951

The Scorpion Planet Survey: Wide-orbit Giant Planets Around Young A-type Stars
https://iopscience.iop.org/article/10.3847/1538-3881/ac409d

Prospects for water vapor detection in the atmospheres of temperate and arid rocky exoplanets around M-dwarf stars
https://arxiv.org/abs/2201.08423

WASP-77 A b Formed Beyond Its Parent Protoplanetary Disk’s H2O Ice Line
https://arxiv.org/abs/2201.08508

H2-dominated Atmosphere as an Indicator of Second-generation Rocky White Dwarf Exoplanets
https://arxiv.org/abs/2201.08529

Detection of iron emission lines and a temperature inversion on the dayside of the ultra-hot Jupiter KELT-20b
https://arxiv.org/abs/2201.08759

Effects of UV stellar spectral uncertainty on the chemistry of terrestrial atmospheres
https://arxiv.org/abs/2201.08805

Rapid-then-slow migration reproduces mass distribution of TRAPPIST-1 system
https://arxiv.org/abs/2201.08840

January 21, 2022 updates

Early planetary processes and light elements in iron-dominated cores
https://link.springer.com/article/10.1007/s11631-021-00522-x

TOI-1842b: A Transiting Warm Saturn Undergoing Reinflation around an Evolving Subgiant
https://iopscience.iop.org/article/10.3847/1538-3881/ac3f39

A 20 Second Cadence View of Solar-type Stars and Their Planets with TESS: Asteroseismology of Solar Analogs and a Recharacterization of π Men c
https://iopscience.iop.org/article/10.3847/1538-3881/ac3000

Isotope effects at the origin of life: Fingerprints of the Strecker synthesis
https://www.sciencedirect.com/science/article/abs/pii/S0016703722000266

On the Shallowness of Circulation in Hot Jupiters — Advancing the Ohmic Dissipation Model
https://arxiv.org/abs/2201.08209

Photochemical Runaway in Exoplanet Atmospheres: Implications for Biosignatures
https://arxiv.org/abs/2201.08359

Planet populations inferred from debris discs: insights from 178 debris systems in the ISPY, LEECH and LIStEN planet-hunting surveys
https://arxiv.org/abs/2201.08369

TESS Revisits WASP-12: Updated Orbital Decay Rate and Constraints on Atmospheric Variability
https://arxiv.org/abs/2201.08370

A Scaling for Atmospheric Heat Redistribution on Tidally-Locked Rocky Planets
https://arxiv.org/abs/1907.13145