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.

August 11, 2023 updates

The GAPS programme at TNG – XLIV. Projected rotational velocities of 273 exoplanet-host stars observed with HARPS-N
https://www.aanda.org/articles/aa/full_html/2023/08/aa45564-22/aa45564-22.html

The Impact of Tidal Migration of Hot Jupiters on the Rotation of Sun-like Main-sequence Stars
https://iopscience.iop.org/article/10.1088/1674-4527/ace028

Small but mighty: High-resolution spectroscopy of ultra-hot Jupiter atmospheres with compact telescopes. KELT-9 b’s transmission spectrum with Wendelstein’s FOCES Spectrograph
https://arxiv.org/abs/2308.05149

Revisiting Planetary Systems in Okayama Planet Search Program: A new long-period planet, RV astrometry joint analysis, and multiplicity-metallicity trend around evolved stars
https://arxiv.org/abs/2308.05343

A review of planetary systems around HD 99492, HD 147379 and HD 190007 with HARPS-N https://arxiv.org/abs/2308.05669

CUTE reveals escaping metals in the upper atmosphere of the ultra-hot Jupiter WASP-189b https://arxiv.org/abs/2308.05726

August 10, 2023 updates

Contact with Extraterrestrial Intelligence and Human Law
https://brill.com/display/title/68174

A cool runaway greenhouse without surface magma ocean
https://www.nature.com/articles/s41586-023-06258-3

PCAT-DE: Reconstructing Pointlike and Diffuse Signals in Astronomical Images Using Spatial and Spectral Information
https://iopscience.iop.org/article/10.3847/1538-3881/ace69b

Metrics for Optimizing Searches for Tidally Decaying Exoplanets
https://arxiv.org/abs/2308.04587

Time-resolved transmission spectroscopy of the ultra-hot Jupiter WASP-189 b
https://arxiv.org/abs/2308.04523

Tidal Response and Shape of Hot Jupiters
https://arxiv.org/abs/2308.04966

The Radiation Environments of Middle-Aged F-Type Stars
https://arxiv.org/abs/2308.04980

Deuterium Escape on Sub-Neptunes
https://arxiv.org/abs/2308.05057

August 08, 2023 updates

Assessing the likeliness of a planetary system having an exoplanet able to disrupt the orbit of exo-plutoids
https://d197for5662m48.cloudfront.net/documents/publicationstatus/145178/preprint_pdf/0e7a0b7e946e2e478bed748ce7cb2367.pdf

Aetheras – Deepening our knowledge of planetary system formation and evolution by studying atmospheric escape
https://www.summerschoolalpbach.at/docs/2023/Team_Red/Alpbach_2023_Team_Red_rep.pdf

Analysis of the Activity of 11 K-type Dwarfs with Planets in the Habitable Zone
https://link.springer.com/article/10.1134/S1990341323020086

Approximate Calculation of the Thermal Loss of the Atmosphere of a Hot Exoplanet in a Low Orbit with Taking into Account the Ellipticity
https://link.springer.com/article/10.1134/S1990341323020098

Revisiting equilibrium condensation and rocky planet compositions – Introducing the ECCOPLANETS code
https://www.aanda.org/articles/aa/full_html/2023/08/aa44850-22/aa44850-22.html

Centrifugal balance for the detection of mass fluctuations in advanced propulsion concepts
https://www.sciencedirect.com/science/article/abs/pii/S0094576523003971

A Search for Technosignatures Around 11,680 Stars with the Green Bank Telescope at 1.15-1.73 GHz
https://arxiv.org/abs/2308.02712

August 07, 2023 Updates

Formation and Transformation of Clathrate Hydrates under Interstellar Conditions
https://pubs.acs.org/doi/abs/10.1021/acs.accounts.3c00317

Are We an Unaware Participant in Some Galactic Hypercivilization?
https://link.springer.com/chapter/10.1007/978-3-031-34398-8_11

Sapiens: A Brief History of Humankind: Exploring the Alien Hypothesis
https://www.researchgate.net/publication/372719710_Sapiens_A_Brief_History_of_Humankind_Exploring_the_Alien_Hypothesis

Revisiting equilibrium condensation and rocky planet compositions – Introducing the ECCOPLANETS code
https://www.aanda.org/articles/aa/full_html/2023/08/aa44850-22/aa44850-22.html

Outflowing helium from a mature mini-Neptune
https://arxiv.org/abs/2308.02002

Long-term Evolution of Warps in Debris Disks — Application to the Gyr-old system HD 202628
https://arxiv.org/abs/2308.02333