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 09, 2023 updates

Impacts of spaceflight experience on human brain structure
https://www.nature.com/articles/s41598-023-33331-8

Gaussian processes for radial velocity modeling – Better rotation periods and planetary parameters with the quasi-periodic kernel and constrained priors
https://www.aanda.org/articles/aa/full_html/2023/06/aa44629-22/aa44629-22.html

The Spin–Orbit Misalignment of TOI-1842b: The First Measurement of the Rossiter–McLaughlin Effect for a Warm Sub-Saturn around a Massive Star
https://iopscience.iop.org/article/10.3847/2041-8213/acd6f5

The MUSCLES Extension for Atmospheric and Transmission Spectroscopy: UV and X-ray Host-star Observations for JWST ERS & GTO Targets
https://arxiv.org/abs/2306.05322

Implications of atmospheric non-detections for Trappist-1 inner planets on atmospheric retention prospects for outer planets
https://arxiv.org/abs/2306.05397

On the Perturbative Picture and the Chang-Refsdal Lens Approximation for Planetary Microlensing
https://arxiv.org/abs/2207.12412

Lazarus Stars: Numerical investigations of stellar evolution with star-lifting as a life extension strategy
https://arxiv.org/abs/2210.02338

Exoplanet Spectroscopy with JWST NIRISS: Diagnostics and Case Studies
https://arxiv.org/abs/2306.04676

June 08, 2023 updates

Giant tidal tails of helium escaping the hot Jupiter HAT-P-32 b
https://www.science.org/doi/10.1126/sciadv.adf8736

Lost world of complex life and the late rise of the eukaryotic crown
https://www.nature.com/articles/s41586-023-06170-w

Competitive exclusion principle among synthetic non-biochemical protocells
https://www.sciencedirect.com/science/article/pii/S2666386423001273

Assessment of the technological viability of photoelectrochemical devices for oxygen and fuel production on Moon and Mars
https://www.nature.com/articles/s41467-023-38676-2

Refined parameters of the HD 22946 planetary system and the true orbital period of planet d
https://www.aanda.org/articles/aa/full_html/2023/06/aa45943-23/aa45943-23.html

TOI-5678b: A 48-day transiting Neptune-mass planet characterized with CHEOPS and HARPS
https://www.aanda.org/articles/aa/full_html/2023/06/aa45478-22/aa45478-22.html

TESS and CHEOPS discover two warm sub-Neptunes transiting the bright K-dwarf HD 15906
https://academic.oup.com/mnras/article/523/2/3090/7191658

Two warm Neptunes transiting HIP 9618 revealed by TESS and Cheops https://academic.oup.com/mnras/article/523/2/3069/7191657

TOI-4010: A System of Three Large Short-period Planets with a Massive Long-period Companion
https://iopscience.iop.org/article/10.3847/1538-3881/acd537

The GAPS programme at TNG. XLVI. Deep search for low-mass planets in late-dwarf systems hosting cold Jupiters
https://arxiv.org/abs/2306.04419

The HARPS search for southern extra-solar planets. XLVII. Five Jupiter-mass planets in long-period orbits, one highly irradiated Neptune, one brown dwarf, and five stellar binaries
https://arxiv.org/abs/2306.04420

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