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 23, 2020 updates

Updated Deterministic Radiation Transport for Future Deep Space Missions
https://www.sciencedirect.com/science/article/abs/pii/S2214552420300456

Overview – The Breakthrough Listen Exotic Target Catalog
http://seti.berkeley.edu/exotica/

Searching for the near-infrared counterpart of Proxima c using multi-epoch high-contrast SPHERE data at VLT
https://www.aanda.org/articles/aa/full_html/2020/06/aa37594-20/aa37594-20.html

Hot Exoplanet Atmospheres Resolved with Transit Spectroscopy (HEARTS) IV. A spectral inventory of atoms and molecules in the high-resolution transmission spectrum of WASP-121 b
https://arxiv.org/abs/2006.11308

Distinguishing between wet and dry atmospheres of TRAPPIST-1 e and f
https://arxiv.org/abs/2006.11349

Beyond a pale blue dot : how to search for possible bio-signatures on earth-like planets
https://arxiv.org/abs/2006.11451

The impact of exoplanets’ measured parameters on the inferred internal structure
https://arxiv.org/abs/2006.12353

June 22, 2020 updates

Atmospheric Escape From TOI-700 d: Venus versus Earth Analogs
https://iopscience.iop.org/article/10.3847/2041-8213/ab982f/meta

CfA Scientists Collaborate on New Study to Search the Universe for Signs of Technological Civilizations
https://www.cfa.harvard.edu/news/2020-12

When more is less: The P‐type binary habitability paradox
https://onlinelibrary.wiley.com/doi/10.1002/asna.202013758

Predictions of the Nancy Grace Roman Space Telescope Galactic Exoplanet Survey II: Free-Floating Planet Detection Rates
https://arxiv.org/abs/2006.10760

Simulations Predicting the Ability of Multi-Color Simultaneous Photometry to Distinguish TESS Candidate Exoplanets from False Positives
https://arxiv.org/abs/2006.10765

Spin-orbit alignment of the β Pictoris planetary system
https://arxiv.org/abs/2006.10784

A Mini-Neptune and a Venus-Zone Planet in the Radius Valley Orbiting the Nearby M2-dwarf TOI-1266: Validation with the Habitable-zone Planet Finder
https://arxiv.org/abs/2006.11180

June 19, 2020 updates

Does intelligent life exist on other planets? Technosignatures may hold new clues
https://www.rochester.edu/newscenter/technosignatures-hold-clues-to-advanced-extraterrestrial-life-441472/

Testing Earthlike Atmospheric Evolution on Exo-Earths through Oxygen Absorption: Required Sample Sizes and the Advantage of Age-based Target Selection
https://iopscience.iop.org/article/10.3847/1538-4357/ab8fad

Giant Planet Scatterings and Collisions: Hydrodynamics, Merger-Ejection Branching Ratio, and Properties of the Remnants
https://arxiv.org/abs/2006.10067

Influence of the Sun-like magnetic cycle on exoplanetary atmospheric escape
https://arxiv.org/abs/2006.10634

Search for TiO and Optical Night-side Emission from the Exoplanet WASP-33b
https://arxiv.org/abs/2006.10743

June 18, 2020 updates

Forecasting Rates of Volcanic Activity on Terrestrial Exoplanets and Implications for Cryovolcanic Activity on Extrasolar Ocean Worlds
https://iopscience.iop.org/article/10.1088/1538-3873/ab9504

The Breakthrough Listen Search for Intelligent Life: A 3.95–8.00 GHz Search for Radio Technosignatures in the Restricted Earth Transit Zone
https://iopscience.iop.org/article/10.3847/1538-3881/ab9361

An Update on the Student Exoplanet Programme
https://arxiv.org/abs/2006.09552

The CARMENES search for exoplanets around M dwarfs. Variability of the He I line at 10830 Å
https://arxiv.org/abs/2006.09372

Retrieving scattering clouds and disequilibrium chemistry in the atmosphere of HR 8799e
https://arxiv.org/abs/2006.09394

GJ 273: On the formation, dynamical evolution and habitability of a planetary system hosted by an M dwarf at 3.75 parsec
https://arxiv.org/abs/2006.09403

Small Sensitivity of the Simulated Climate of Tidally Locked Aquaplanets to Model Resolution
https://arxiv.org/abs/2006.09579

TESS unveils the optical phase curve of KELT-1b. Thermal emission and ellipsoidal variation from the brown dwarf companion, and activity from the star
https://arxiv.org/abs/2006.09750

Extending the Breakthrough Listen nearby star survey to other stellar objects in the field
https://arxiv.org/abs/2006.09756

June 17, 2020 updates

Principles of Pulsar Space Navigation
https://link.springer.com/article/10.1134/S1063772920070057

Searching for thermal inversion agents in the transmission spectrum of KELT-20b/MASCARA-2b: detection of neutral iron and ionised calcium H&K lines
https://academic.oup.com/mnras/article-abstract/496/1/504/5856007

Simultaneous Optical Transmission Spectroscopy of a Terrestrial, Habitable-zone Exoplanet with Two Ground-based Multiobject Spectrographs
https://iopscience.iop.org/article/10.3847/1538-3881/ab935f

Directly imaged exoplanets in reflected starlight. The importance of knowing the planet radius
https://arxiv.org/abs/2006.08784

Formation of aqua planets with water of nebular origin: Effects of water enrichment on the structure and mass of captured atmospheres of terrestrial planets
https://arxiv.org/abs/2006.09068