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.

December 09, 2022 Updates

The ‘Oumuamua Controversy: Bayesian Priors and the Evolution of Technological Intelligence
https://www.liebertpub.com/doi/full/10.1089/ast.2021.0185

‘Oumuamua Is Not a Probe Sent to Our Solar System by an Alien Civilization
https://www.liebertpub.com/action/doSearch?AllField=interstellar&startPage=0&sortBy=Earliest

Directed Panspermia Using Interstellar Comets
https://www.liebertpub.com/doi/full/10.1089/ast.2021.0188

On the Possibility of an Artificial Origin for ‘Oumuamua
https://www.liebertpub.com/doi/full/10.1089/ast.2021.0193

Some Pertinent Issues for Interstellar Panspermia Raised after the Discovery of 1I/‘Oumuamua
https://www.liebertpub.com/doi/full/10.1089/ast.2021.0199

Picogram-Scale Interstellar Probes via Bioinspired Engineering
https://www.liebertpub.com/doi/10.1089/ast.2022.0008

A Short History of Panspermia from Antiquity Through the Mid-1970s
https://www.liebertpub.com/doi/full/10.1089/ast.2022.0032

Astrobiological Implications of Interstellar Material in the Solar System
https://www.liebertpub.com/doi/full/10.1089/ast.2022.0088

On the Application of Bayesian Leave-One-Out Cross-Validation to Exoplanet Atmospheric Analysis
https://arxiv.org/abs/2212.03872

The Nominal Range of Rocky Planet Masses, Radii, Surface Gravities and Bulk Densities
https://arxiv.org/abs/2212.03934

Measured Spin-Orbit Alignment of Ultra-Short Period Super-Earth 55 Cancri e
https://arxiv.org/abs/2212.03953

Discovery of TOI-1260d and the characterisation of the multi-planet system
https://arxiv.org/abs/2212.04307

December 08, 2022 updates

Extraterrestrial Signal Search is Underway Using the Southern Hemisphere’s Biggest Radio Telescope
https://breakthroughinitiatives.org/news/38

Special Collection: Interstellar Objects in Our Solar System
https://liebertpub.com/toc/ast/22/12

TOI 560: Two Transiting Planets Orbiting a K Dwarf Validated with iSHELL, PFS, and HIRES RVs
https://iopscience.iop.org/article/10.3847/1538-3881/ac9834

The CARMENES search for exoplanets around M dwarfs. Variability on long timescales as seen in chromospheric indicators
https://arxiv.org/abs/2212.03514

Liquid Water on Cold Exo-Earths via Basal Melting of Ice Sheets
https://arxiv.org/abs/2212.03702

Search for planets around stars with wide brown dwarfs
https://arxiv.org/abs/2212.03757

The effect of interior heat flux on the atmospheric circulation of hot and ultra-hot Jupiters
https://arxiv.org/abs/2212.03833

Large Interferometer For Exoplanets (LIFE): VII. Practical implementation of a five-telescope kernel-nulling beam combiner with a discussion on instrumental uncertainties and redundancy benefits
https://arxiv.org/abs/2204.12291

December 07, 2022 updates

On the masses, age, & architecture of the VHS J1256−1257AB b system
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac3557/6880168

Planet Engulfment Signatures in Twin Stars
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac3435/6880177

Mass Production of 2021 KMTNet Microlensing Planets. III. Analysis of Three Giant Planets
https://iopscience.iop.org/article/10.3847/1538-3881/ac9d93

The Orbital Architecture of Qatar-6: A Fully Aligned 3-Body System?
https://arxiv.org/abs/2212.02542

The runaway greenhouse on subNeptune waterworlds
https://arxiv.org/abs/2212.02644

A Lack of Variability Between Repeated Spitzer Phase Curves of WASP-43b
https://arxiv.org/abs/2212.03240

December 06, 2022 updates

DTN-based Multi-link Bundle Protocol Architecture for Deep Space Communications
https://ieeexplore.ieee.org/abstract/document/9952925

Combined Heat Shield and Solar Thermal Propulsion System for an Oberth Maneuver
https://arc.aiaa.org/doi/abs/10.2514/1.B38595

On the first probe to transit between two interstellar civilizations
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/abs/on-the-first-probe-to-transit-between-two-interstellar-civilizations/00AEDC0E153C45A576DE78EFA5E2F85A

An Early Catalog of Planet-hosting Multiple-star Systems of Order Three and Higher
https://iopscience.iop.org/article/10.3847/1538-4365/ac9302

A Six Year, Low-resolution, Multibroadband Transit Photometry Study of HD 189733b
https://iopscience.iop.org/article/10.3847/1538-3881/ac9d37

Dynamics of the Great Oxidation Event from a 3D photochemical-climate model
https://arxiv.org/abs/2212.01389

Searching for Intelligent Life in Gravitational Wave Signals Part I: Present Capabilities and Future Horizons
https://arxiv.org/abs/2212.02065

Boundary Layers of Circumplanetary Disks around Spinning Planets I. Effects of Rossby Waves
https://arxiv.org/abs/2212.02311

KOBEsim : a Bayesian observing strategy algorithm for planet detection in radial velocity blind-search surveys
https://arxiv.org/abs/2210.11207

December 5, 2022 Updates

A CHEOPS-enhanced view of the HD 3167 system
https://www.aanda.org/articles/aa/full_html/2022/12/aa43778-22/aa43778-22.html

Atmospheric characterization of the ultra-hot Jupiter WASP-33b
https://www.aanda.org/articles/aa/full_html/2022/12/aa44277-22/aa44277-22.html

JWST spots chemical reactions in exoplanet atmosphere
https://www.sciencedirect.com/science/article/pii/S0262407922021698

Religion in space – A sense of divine entitlement pervades private space colonization efforts
https://www.science.org/doi/10.1126/science.adf0791

Expected Fragment Distribution from the First Interstellar Meteor CNEOS 2014-01-08
https://arxiv.org/abs/2212.00839