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.

June 06, 2023 updates

Why we are made of proteins and nucleic acids: Structural biology views on extraterrestrial life
https://www.jstage.jst.go.jp/article/biophysico/advpub/0/advpub_e200026/_article/-char/en

Detecting Exoplanets in Multiplanetary Systems using HI Line Analysis through Gaussian Fitting
https://www.researchsquare.com/article/rs-2987934/v1

The future of intelligence in the Universe: a call for humility
https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/future-of-intelligence-in-the-universe-a-call-for-humility/9F39318C37765ECEA6E07443E2B8D424

Bioverse: A Comprehensive Assessment of the Capabilities of Extremely Large Telescopes to Probe Earth-like O2 Levels in Nearby Transiting Habitable-zone Exoplanets
https://iopscience.iop.org/article/10.3847/1538-3881/acd1ec

OrbitN: A Symplectic Integrator for Planetary Systems Dominated by a Central Mass—Insight into Long-term Solar System Chaos
https://iopscience.iop.org/article/10.3847/1538-3881/acd63b

Nondetection of Helium in the Hot Jupiter WASP-48b
https://iopscience.iop.org/article/10.3847/1538-3881/acd34b

True Polar Wander of Lava Worlds
https://iopscience.iop.org/article/10.3847/2041-8213/acd691

Prebiosignature Molecules Can Be Detected in Temperate Exoplanet Atmospheres with JWST
https://arxiv.org/abs/2306.02897

Warm Jupiters Beyond the Tidal Synchronization Limit May Exhibit a Wide Range of Secondary Eclipse Depths
https://arxiv.org/abs/2306.02922

Precise Transit Photometry Using TESS: Updated Physical Properties for 28 Exoplanets Around Bright Stars
https://arxiv.org/abs/2306.02951

Stratospheric dayside-to-nightside circulation drives the 3-D ozone distribution on synchronously rotating rocky exoplanets
https://arxiv.org/abs/2306.03004

A 4-8 GHz Galactic Center Search for Periodic Technosignatures
https://arxiv.org/abs/2305.18527

June 05, 2023 Updates

Comparative study of methods for finding extraterrestrial life based on solar system exploration and the role of microscopy in it
https://www.spiedigitallibrary.org/conference-proceedings-of-spie/12327/123271I/Comparative-study-of-methods-for-finding-extraterrestrial-life-based-on/10.1117/12.2654536.short

Influence of planets on debris disks in star clusters I: the 50 AU Jupiter
https://arxiv.org/abs/2306.01283

In-situ enrichment in heavy elements of hot Jupiters
https://arxiv.org/abs/2306.01653

Space and precision cardiovascular health: future perspectives of space travel
https://academic.oup.com/eurheartj/advance-article/doi/10.1093/eurheartj/ehad201/7188432?searchresult=1

June 02, 2023 updates

The Occurrence Rate of Terrestrial Planets Orbiting Nearby Mid-to-late M Dwarfs from TESS Sectors 1–42
https://iopscience.iop.org/article/10.3847/1538-3881/acd175

Ephemeris Updates for Seven Selected HATNet Survey Transiting Exoplanets
https://arxiv.org/abs/2306.00022

Assessment of a Physics-based Retrieval of Exoplanet Atmospheric Temperatures from Infrared Emission Spectra
https://arxiv.org/abs/2306.00131

The TESS-Keck Survey. XV. Precise Properties of 108 TESS Planets and Their Host Stars
https://arxiv.org/abs/2306.00251

June 01, 2023 updates

The Horizon of Future Intergalactic Travel
https://iopscience.iop.org/article/10.3847/2515-5172/acd9b0

The PEPSI Exoplanet Transit Survey (PETS) – III. The detection of Fe I, Cr I, and Ti I in the atmosphere of MASCARA-1 b through high-resolution emission spectroscopy
https://www.aanda.org/articles/aa/full_html/2023/06/aa45539-22/aa45539-22.html

Scaling K2. VI. Reduced Small-planet Occurrence in
High-galactic-amplitude Stars
https://iopscience.iop.org/article/10.3847/1538-3881/acd24c

Warm Jupiters Beyond the Tidal Synchronization Limit may Exhibit a Wide Range of Secondary Eclipse Depths
https://iopscience.iop.org/article/10.3847/1538-3881/acd342

A Recommendation to Retire VESPA for Exoplanet Validation
https://iopscience.iop.org/article/10.3847/2515-5172/acd9a6

Mid-to-Late M Dwarfs Lack Jupiter Analogs
https://arxiv.org/abs/2305.19357

Keck/KPIC Emission Spectroscopy of WASP-33b
https://arxiv.org/abs/2305.19389

Day-night transport induced chemistry and clouds on WASP-39b I: Gas-phase composition
https://arxiv.org/abs/2305.19403

Featureless transmission spectra of 12 giant exoplanets observed by GTC/OSIRIS
https://arxiv.org/abs/2305.19441

A Shallow Water Model Exploration of Atmospheric Circulation on Sub-Neptunes: Effects of Radiative Forcing and Rotation Period
https://arxiv.org/abs/2305.19479

The CARMENES search for exoplanets around M dwarfs. A sub-Neptunian mass planet in the habitable zone of HN Lib
https://arxiv.org/abs/2305.19677

May 31, 2023 updates

Kepler’s last planet discoveries: two new planets and one single-transit candidate from K2 campaign 19
https://academic.oup.com/mnras/article/523/1/474/7178009

A 4–8 GHz Galactic Center Search for Periodic Technosignatures
https://iopscience.iop.org/article/10.3847/1538-3881/acccf0

TOI-1416: A system with a super-Earth planet with a 1.07d period
https://arxiv.org/abs/2305.18542

The origin of the terrestrial planets
https://arxiv.org/abs/2305.18635

Detecting Multi-Planetary Systems with Gravitational Microlensing and the Roman Space Telescope
https://arxiv.org/abs/2305.19099