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.

November 27, 2023 Updates

Timing relationships and resulting communications challenges in relativistic travel
https://arxiv.org/abs/2311.14039

A MIRI Search for Planets and Dust Around WD 2149+02
https://arxiv.org/abs/2311.14165

The Survival of Mankind: Conjectures about the preconditions for the continued existence of the animal species Homo sapiens
https://www.amazon.com/Survival-Mankind-Conjectures-preconditions-continued-ebook/dp/B0CNSD5MJ4/ref=sr_1_1?keywords=9783384060709&sr=8-1

The Develes Engynnes: Technological Textures of Life on Earth and in Space
https://keplerspaceinstitute.com/wp-content/uploads/2023/11/JSP-Fall-2023-6_Nielsen-Final.pdf

Confirmation of TiO absorption and tentative detection of MgH and CrH in the atmosphere of HAT-P-41b
https://arxiv.org/abs/2311.13840

Challenges and limitations of future exoplanet space imagers
https://arxiv.org/abs/2311.14000

A Uniform Analysis of Debris Disks with the Gemini Planet Imager I: An Empirical Search for Perturbations from Planetary Companions in Polarized Light Images
https://arxiv.org/abs/2311.14599

The 23.01 Release of Cloudy
https://iopscience.iop.org/article/10.3847/2515-5172/ad0e75

Computer-assisted proofs of existence of KAM tori in planetary dynamical models of v-And b
https://www.sciencedirect.com/science/article/pii/S1007570423006275

November 23, 2023 updates

The Odds on Alpha Centauri
https://www.centauri-dreams.org/2023/11/22/the-odds-on-alpha-centauri/

Is Interstellar Flight Inevitable?
https://www.centauri-dreams.org/2023/11/17/is-interstellar-flight-inevitable/

Eavesdropping on the Neighbors
https://www.centauri-dreams.org/2023/11/15/eavesdropping-on-the-neighbors/

Differential aperture photometry and digital coronagraphy with PRAIA
https://www.sciencedirect.com/science/article/abs/pii/S003206332300185X

Exoplanets detection limits using spectral cross-correlation with spectro-imaging. An analytical model applied to the case of ELT-HARMONI
https://arxiv.org/abs/2311.13275

The SOPHIE search for northern extrasolar planets-XIX. A system including a cold sub-Neptune potentially transiting a V = 6.5 star HD88986
https://arxiv.org/abs/2311.13513

β Pictoris b through the eyes of the upgraded CRIRES+
https://arxiv.org/abs/2311.13527

KMT-2023-BLG-1431Lb: A New q<10−4 Microlensing Planet from a Subtle Signature
https://arxiv.org/abs/2311.13097

November 22, 2023 updates

Screening Earth Analog Exoplanets on the Basis of a Predicted Nitrogen over Phosphorus Ratio
https://iopscience.iop.org/article/10.3847/1538-4357/acfc4e

Using a Quench Level Approximation to Estimate the Effect of Metallicity on the Abundances of N-bearing Species in H2-dominated Atmospheres
https://iopscience.iop.org/article/10.3847/1538-4357/acfc49

Future trajectories of the Solar System: dynamical simulations of stellar encounters within 100 au
https://arxiv.org/abs/2311.12171

SO2, silicate clouds, but no CH4 detected in a warm Neptune
https://arxiv.org/abs/2311.12515

Characterising TOI-732 b and c: new insights on the M-dwarf radius and density valley
https://arxiv.org/abs/2311.12577

The mass-radius relation of exoplanets, revisited
https://arxiv.org/abs/2311.12593

Hyperwave: Hyper-Fast Communication within General Relativity
https://arxiv.org/abs/2311.12069

November 21, 2023 updates

Constraining Background N2 Inventories on Directly Imaged Terrestrial Exoplanets to Rule Out O2 False Positives
https://iopscience.iop.org/article/10.3847/1538-3881/ad03e9

Analyzing light curves to highlight phenomena and trends in planetary systems that house terrestrial exoplanets
https://tns.ewapublishing.org/article.html?pk=962c6fab1dae4c7baf710fd521756c51

Optical constants of exoplanet haze analogs from 0.3 to 30 microns : Comparative sensitivity between spectrophotometry and ellipsometry
https://www.researchgate.net/publication/375716931_Optical_constants_of_exoplanet_haze_analogs_from_03_to_30_microns_Comparative_sensitivity_between_spectrophotometry_and_ellipsometry

Water content of rocky exoplanets in the habitable zone
https://www.researchgate.net/publication/375716603_Water_content_of_rocky_exoplanets_in_the_habitable_zone

The GAPS Programme at TNG L — TOI-4515 b: An eccentric warm Jupiter orbiting a 1.2 Gyr-old G-star
https://arxiv.org/abs/2311.11903