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.

July 5, 2022 updates

Drake’s Equation and Fermi’s Paradox,Logic Behind the Search for Extraterrestrial Intelligence
http://comenius.susqu.edu/hons/250/weekly_assignments/paths%20of%20science%20revisions/paths-of-science-2/drake%20equation%20and%20fermi’s%20paradox.pdf

Trajectory Analysis and Optimization of Hesperides Mission
https://www.mdpi.com/2218-1997/8/7/364

Initial Components and Abiogenic Homochiral Organic Synthesis Ere the Origin of Life
https://www.researchgate.net/profile/Vladimir-Zhmakin/publication/361443579_Initial_Components_and_Abiogenic_Homochiral_Organic_Synthesis_Ere_the_Origin_of_Life/links/62b1d3c6d49f803365ae4d5c/Initial-Components-and-Abiogenic-Homochiral-Organic-Synthesis-Ere-the-Origin-of-Life.pdf

Prebiotic Chemistry and Life’s Origin
https://pubs.rsc.org/en/content/ebook/978-1-78801-749-7

Precise astrometry: Earth Analogs and Beyond
https://link.springer.com/article/10.1007/s10686-022-09860-x

Detecting exoplanets with the false inclusion probability – Comparison with other detection criteria in the context of radial velocities
https://www.aanda.org/articles/aa/full_html/2022/07/aa40543-21/aa40543-21.html

Climate Outcomes of Earth-similar Worlds as a Function of Obliquity and Rotation Rate
https://iopscience.iop.org/article/10.3847/1538-4357/ac6951

The Volatile Carbon-to-oxygen Ratio as a Tracer for the Formation Locations of Interstellar Comets
https://iopscience.iop.org/article/10.3847/PSJ/ac75b5

False positives and the challenge of testing the alien hypothesis
https://arxiv.org/abs/2207.00634

Searching for Transit Timing Variations and Fitting a New Ephemeris to Transits of TrES-1 b
https://arxiv.org/abs/2207.01559

A new method to correct for host star variability in multi-epoch observations of exoplanet transmission spectra
https://arxiv.org/abs/2207.01606

July 4, 2022 Updates

Technological Evolution of Extraterrestrial Civilizations: Dyson
Spheres, Warp Drives, Energy Capturing Conquerors
http://journalofastrobiology.com/Extraterrestrial1.pdf

Extraterrestrial Intelligence: A Cognitive Evolutionary Perspective
https://www.researchgate.net/publication/358629839_Extraterrestrial_Intelligence_A_Cognitive_Evolutionary_Perspective

Implications of Brain Evolution in Cetaceans and Primates for Highly
Intelligent Extraterrestrial Life
https://www.researchgate.net/publication/358518729_Implications_of_Brain_Evolution_in_Cetaceans_and_Primates_for_Highly_Intelligent_Extraterrestrial_Life

An Update on the Future Flyby of Gliese 710 to the Solar System Using Gaia DR3: Flyby Parameters Reproduced, Uncertainties Reduced
https://iopscience.iop.org/article/10.3847/2515-5172/ac7b95

Mantle mineralogy limits to rocky planet water inventories
https://arxiv.org/abs/2207.00014

Stratospheric Clouds Do Not Impede JWST Transit Spectroscopy for Exoplanets with Earth-Like Atmospheres
https://arxiv.org/abs/2207.00015

NEOSSat Observations of Three Transiting Hot Jupiters
https://arxiv.org/abs/2207.00101

June 30, 2022 updates

Inferring Late-stage Enrichment of Exoplanet Atmospheres from Observed Interstellar Comets
https://iopscience.iop.org/article/10.3847/2041-8213/ac786e

Methanol—A Poor Biosignature Gas in Exoplanet Atmospheres
https://iopscience.iop.org/article/10.3847/1538-4357/ac6f60

Impact of Lorentz violation models on exoplanets dynamics
https://arxiv.org/abs/2206.14657

The impact of two non-transiting planets and stellar activity on mass determinations for the super-Earth CoRoT-7b
https://arxiv.org/abs/2206.14216

On the long-term stability of the Solar System in the presence of weak perturbations from stellar flybys
https://arxiv.org/abs/2206.14240

The TESS-Keck Survey. XIII. An Eccentric Hot Neptune with a Similar-Mass Outer Companion around TOI-1272
https://arxiv.org/abs/2206.14327

Tidal excitation of autoresonant oscillations in stars with close-by planets
https://arxiv.org/abs/2206.14611

ESA-Ariel Data Challenge NeurIPS 2022: Introduction to exo-atmospheric studies and presentation of the Ariel Big Challenge (ABC) Database
https://arxiv.org/abs/2206.14633

ESA-Ariel Data Challenge NeurIPS 2022: Inferring Physical Properties of Exoplanets From Next-Generation Telescopes
https://arxiv.org/abs/2206.14642

June 29, 2022 updates

NASA’s New Hubble E-Book Takes Readers on a Journey to Curious Worlds
https://www.nasa.gov/feature/goddard/2022/nasas-new-hubble-e-book-takes-readers-on-a-journey-to-curious-worlds

Using birefringent elements and imaging Michelsons for the calibration of high-precision planet-finding spectrographs
https://www.aanda.org/articles/aa/full_html/2022/06/aa41657-21/aa41657-21.html

Optimal mass and speed for interstellar flyby with directed-energy propulsion
https://arxiv.org/abs/2206.13929

Constraining the Planet Occurrence Rate around Halo Stars of Potentially Extragalactic Origin
https://arxiv.org/abs/2206.13556

Forming short period sub-stellar companions in 47 Tucanae — II. Analytic expressions for the orbital evolution of planets in dense environments
https://arxiv.org/abs/2206.13558