OoL digest — April 24th edition

This week we have 8 preprints and 9 new papers on the origin of life. I’ve also included the Decadal Strategy for Planetary Science and Astrobiology of the National Academies of Sciences, Engineering, and Medicine, out this week. Enjoy!


Double ridge formation over shallow water sills on Jupiter’s moon Europa – Culberg et al. – Nature Communications

Modeling Virus and Bacteria Populations in Europa’s Subsurface Ocean – Gomez-Buckley et al. – Life

Acritarch-like Microorganisms from the 1.9 Ga Gunflint Chert, Canada – González-Flores et al. – Astrobiology

Origins, Worlds, and Life: A Decadal Strategy for Planetary Science and Astrobiology 2023-2032 – National Academies of Sciences – report

Sulfur Cycling as a Viable Metabolism under Simulated Noachian/Hesperian Chemistries – Oliver et al. – Life

New Signatures of Bio-Molecular Complexity in the Hypervelocity Impact Ejecta of Icy Moon Analogues – Singh et al. – Life


Precursors of fatty alcohols in the ISM: Discovery of n-propanol – Jimenez-Serra et al. – preprint


Large Interferometer For Exoplanets (LIFE): V. Diagnostic potential of a mid-infrared space-interferometer for studying Earth analogs – Alei et al. – preprint

The long-term evolution of the atmosphere of Venus: processes and feedback mechanisms – Gillmann et al. – preprint


Thermodynamic and Kinetic Sequence Selection in Enzyme-Free Polymer Self-Assembly inside a Non-equilibrium RNA Reactor – Göppel et al. – Life

Protobiotic network reproducers are compositional attractors: enhanced probability for life’s origin – Kahana et al. – preprint

Peptide Bond Formation between Aminoacyl-Minihelices by a Scaffold Derived from the Peptidyl Transferase Center – Kawabata et al. – Life

Freeze-thaw cycles enable a prebiotically plausible and continuous pathway from nucleotide activation to nonenzymatic RNA copying – Zhang et al. – Proceedings of the National Academy of Sciences


Self-organized critical dynamics of RNA virus evolution – Ge et al. – preprint

Planetary Science

Reduced atmospheres of post-impact worlds: The early Earth – Itcovitz et al. – preprint

Atmospheric Dynamics of a Near Tidally Locked Earth-Size Planet – Kane – preprint

Freshwater and Evaporite Brine Compositions on Hadean Earth: Priming the Origins of Life – Sahai et al. – Astrobiology

Detailed chemical compositions of planet-hosting stars: II. Exploration of the interiors of terrestrial-type exoplanets – Wang et al. – preprint

Alexandre Champagne‑Ruel
Alexandre Champagne‑Ruel
PhD Candidate - Astrophysics

My research interests include statistical physics, complex systems and major evolutionary transitions.