OoL digest — July 11 edition

Astrobiology

False positives and the challenge of testing the alien hypothesis – Foote et al. – preprint

Extreme Exoworlds and the Extremophile Paradox – von Hegner – Astrobiology

Exploring refractory organics in extraterrestrial particles – Potapov et al. – preprint

Molecular Precursors of the RNA-World in Space: New Nitriles in the G+0.693−0.027 Molecular Cloud – Rivilla et al. – Frontiers in Astronomy and Space Sciences

Agnostic Life Finder (ALF) for Large-Scale Screening of Martian Life During In Situ Refueling – Špaček et al. – Astrobiology

Ice Shell Structure and Composition of Ocean Worlds: Insights from Accreted Ice on Earth – Wolfenbarger et al. – Astrobiology

Chemical physics

Detecting chiral asymmetry in the interstellar medium using propylene-oxide – Lankhaar – preprint

Geosciences

Stochastic accretion of the Earth – Sossi et al. – Nature Astronomy

86Kr excess and other noble gases identify a billion-year-old radiogenically-enriched groundwater system – Warr et al. – Nature Communications

Planetary science

Water UV-shielding in the terrestrial planet-forming zone: Implications for carbon dioxide emission – Bosman et al. – preprint