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.

September 08, 2023 updates

Trajectory of a Spacecraft When It Passes by a Gravitational Body During Interstellar Travel
https://arc.aiaa.org/doi/10.2514/1.A35684

Planetary biotechnospheres, biotechnosignatures and the search for extraterrestrial intelligence
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/planetary-biotechnospheres-biotechnosignatures-and-the-search-for-extraterrestrial-intelligence/089931BD61982779CCA1EDF6861E7472

Giant Impact Events for Protoplanets: Energetics of Atmospheric Erosion by Head-on Collision
https://iopscience.iop.org/article/10.3847/1538-4357/ace9ba

The Tianlin Mission: A 6 m UV/Opt/IR Space Telescope to Explore Habitable Worlds and the Universe
https://iopscience.iop.org/article/10.1088/1674-4527/ace90f

The Aligned Orbit of the Eccentric Proto Hot Jupiter TOI-3362b
https://arxiv.org/abs/2309.03306

A Wolf 359 in sheep’s clothing: Hunting for substellar companions in the fifth-closest system using combined high-contrast imaging and radial velocity analysis
https://arxiv.org/abs/2309.03402

September 07, 2023 updates

Scientists doubt claim of interstellar debris hitting Earth: here’s why https://www.nature.com/articles/d41586-023-02823-y

ELemental abundances of Planets and brown dwarfs Imaged around Stars (ELPIS): I. Potential Metal Enrichment of the Exoplanet AF Lep b and a Novel Retrieval Approach for Cloudy Self-luminous Atmospheres https://arxiv.org/abs/2309.02488

Tidally-excited inertial waves in stars and planets: exploring the frequency-dependent and averaged dissipation with nonlinear simulations https://arxiv.org/abs/2309.02520

Doppler confirmation of TESS planet candidate TOI1408.01: grazing transit and likely eccentric orbit
https://arxiv.org/abs/2309.03009

Cold Jupiters and improved masses in 38 Kepler and K2 small planet systems from 3661 HARPS-N radial velocities. No excess of cold Jupiters in small planet systems
https://arxiv.org/abs/2304.05773

September 06, 2023 updates

Testing the planetary hypothesis of NY Virginis: Anticipated change in the eclipse timing trend within the next five years
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad2648/7260857

Doppler confirmation of TESS planet candidate TOI1408.01: grazing transit and likely eccentric orbit
https://academic.oup.com/mnrasl/advance-article-abstract/doi/10.1093/mnrasl/slad127/7260865

Visible extreme adaptive optics on extremely large telescopes: Towards detecting oxygen in Proxima Centauri b and analogs
https://arxiv.org/abs/2309.00725

Tempestas ex machina: A review of machine learning methods for wavefront control
https://arxiv.org/abs/2309.00730

Jupiter Atmospheric Models and Outer Boundary Conditions for Giant Planet Evolutionary Calculations
https://arxiv.org/abs/2309.00820

KMT-2021-BLG-1547Lb: Giant microlensing planet detected through a signal deformed by source binarity
https://arxiv.org/abs/2309.01280

Astronomy from the Moon: From Exoplanets to Cosmology and Beyond in Visible Light
https://arxiv.org/abs/2309.01421

A super-massive Neptune-sized planet
https://arxiv.org/abs/2309.01464

Fitting the Light Curve of 1I/`Oumuamua with a Nonprincipal Axis Rotational Model and Outgassing Torques
https://arxiv.org/abs/2309.01820

Information transmission via molecular communication in astrobiological environments
https://arxiv.org/abs/2309.01924

September 05, 2023 updates

Exploration of Traversable Wormholes Sustained by an Extra Spatial Dimension
https://www.scirp.org/journal/paperinformation.aspx?paperid=127395

Planetary Scale Information Transmission in the Biosphere and Technosphere: Limits and Evolution
https://www.mdpi.com/2075-1729/13/9/1850

Plate Tectonics: The Stabilizer of Earth’s Habitability
https://link.springer.com/article/10.1007/s12583-023-1864-9

Secular Dynamics of a Number of Planets from the TESS Catalog Detected in Binary Star Systems
https://link.springer.com/article/10.1134/S1063773723040035

Confirmation of an He I evaporating atmosphere around the 650-Myr-old sub-Neptune HD 235088 b (TOI-1430 b) with CARMENES
https://www.aanda.org/articles/aa/full_html/2023/09/aa46445-23/aa46445-23.html

Detecting Multiplanetary Systems with Gravitational Microlensing and the Roman Space Telescope
https://iopscience.iop.org/article/10.3847/1538-3881/aced8b

CUTE Reveals Escaping Metals in the Upper Atmosphere of the Ultrahot Jupiter WASP-189b
https://iopscience.iop.org/article/10.3847/2041-8213/acef1c

Does Intelligence Matter? An Interdisciplinary Guidance Statement on the Search for Extraterrestrial Intersections
https://iopscience.iop.org/article/10.3847/2515-5172/acf213

Photodissociation and induced chemical asymmetries on ultra-hot gas giants. A case study of HCN on WASP-76 b
https://arxiv.org/abs/2309.00573

September 04, 2023 Updates

The modulation effect of ice thickness variations on convection in icy ocean worlds
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad2638/7259159?redirectedFrom=fulltext

Impact of M-dwarf stellar wind and photoevaporation on the atmospheric evolution of small planets
https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad2557/7258664?redirectedFrom=fulltext

Detection of Carbon Monoxide in the Atmosphere of WASP-39b Applying Standard Cross-Correlation Techniques to JWST NIRSpec G395H Data
https://arxiv.org/abs/2309.00036

The space weather around the exoplanet GJ 436 b. II. Stellar wind-exoplanet interactions
https://arxiv.org/abs/2309.00324

Enriching inner discs and giant planets with heavy elements
https://arxiv.org/abs/2309.00509