OoL digest — August 21 edition
This week we have 13 new papers on the origin of life. Enjoy!
Astrobiology
Mars 2020 Mission Biological Return Sample Contamination Control Approach and Verification
Chen et al. – Astrobiology
Polycyclic Aromatic Hydrocarbons in Exoplanet Atmospheres I. Thermochemical Equilibrium Models
Dubey et al. – preprint
Potential Atmospheric Compositions of TRAPPIST-1 c constrained by JWST/MIRI Observations at 15 m
Lincowski et al. – preprint
Chasing habitable worlds with Tianlin
Maltagliati – Nature Astronomy
A Search for Technosignatures Around 11,680 Stars with the Green Bank Telescope at 1.15-1.73 GHz
Margot et al. – preprint
Translation as a Biosignature
McKaig et al. – preprint
Genetic Biosignatures of Deep-Subsurface Organisms Preserved in Carbonates Over a 100,000 Year Timescale at a Surface-Accessible Mars Analog Site in Southeastern Utah
Pierce et al. – Astrobiology
Identification and Archive of Mars 2020 Spacecraft Microbial Isolates
Schubert et al. – Astrobiology
A cool runaway greenhouse without surface magma ocean
Selsis et al. – Nature
Unavoidable Extinctions in Ecosystems of Extreme Isolation
Symeonidou et al. – Astrobiology
Astrophysics
Reflected spectroscopy of small exoplanets III: probing the UV band to measure biosignature gasses
Damiano et al. – preprint
Biochemistry
Electron transport chains as a window into the earliest stages of evolution
Goldman et al. – Proceedings of the National Academy of Sciences
Planetary sciences
Variations in climate habitability parameters and their effect on Earth’s biosphere during the Phanerozoic Eon
Vilović et al. – Scientific Reports