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September 21, 2026

OoL digest — September 21

This week we have 26 new papers relevant to the origins of life. Enjoy!

Please note that these papers were selected based on their relevance to the topic, not their quality.


Astrobiology

A firefly-inspired model for detecting the alien
Brooks et al. — Scientific Reports

The Abiotic Background: Challenges and Opportunities in the Search for Evidence of Life Beyond Earth
Davila et al. — Astrobiology

A Framework for Evaluating Forward Contamination Risk for Bio-ISRU Microorganisms
Nattermann et al. — preprint

The Epistemic Risk of the 31st Spore: If Planets Aren't Fine Tuned, We're Doing Life Detection Wrong
Smith et al. — preprint


Astrochemistry

Direct Molecular-scale Insight into Soluble Organic Matter from the Murchison and Aguas Zarcas Meteorites Enabled by 21T FT-ICR MS and Single-molecule HR-AFM Imaging
Frye-Jones et al. — The Planetary Science Journal

Formation of 1 H -Phenalene(C13H10) in the Taurus Molecular Cloud via MethylidyneAddition-Cyclization-Aromatization (MACA)
Mebel et al. — The Journal of Physical Chemistry A

Electron irradiation and temperature-programmed desorption of layered ethanolamine-water-methanol ices
Stoib et al. — preprint

Glycine in the interstellar medium revisited: Resolving conformational complexity kinetically
Wurmel et al. — preprint


Astrophysics

Frequent X-class Far UV Flares from a Young Solar Analog DS Tucanae A
Sextro et al. — preprint

Uncovering temperate worlds: an updated look at the K2-3 system with ESPRESSO
Srivastava et al. — preprint


Chemistry

Investigating the ‘Water Paradox’: Theoretical Evidence for Electric Field-Mediated Catalysis of Peptide Bond Formation
Herriman et al. — preprint

Strands in a Web: Free Energies of Select Prebiotic Reactions with Sugars, Nitriles and Azoles
Kua et al. — Life

Simultaneous formation of peptides and RNA via prebiotic cross-catalytic enhancement
Roy et al. — Communications Chemistry

Origin-of-life chemistry is a problem of chemical composability
Xu — preprint


Computational Biology

Strong correlation between amino acid frequency and codon degeneracy in genetic codes across all domains of life
Wesp et al. — preprint


Geoscience

Alteration of Feldspar‐Rich Rocks on Ancient Mars and Its Possible Link to Ca/Fe‐Rich Carbonates
Wang et al. — Journal of Geophysical Research: Planets


Microbiology

Daily briefing: Asgards — the microorganisms that might have begat us all
Graham — Nature

Controlled near-space exposure induces community restructuring in an ocean water microbiome
Gu et al. — preprint

These bizarre, much-coveted microbes are revealing the origins of complex life
Quill — Nature


Physics

Slow glassy dynamics and fragile-to-strong crossover in supercooled aqueous magnesium perchlorate solutions: The effect of Martian solutes
La Francesca et al. — Physical Review E

Self-Organization Dynamics Beyond Equilibrium: Discreteness, Computation, and Rules of Life
Youk — Newton


Planetary Sciences

What the Solar System Can Teach Us About Rocky Exoplanets
Byrne et al. — Space Science Reviews

A Whole-planet Model of the Earth without Life for Terrestrial Exoplanet Studies
Gilbert-Janizek et al. — The Planetary Science Journal

JWST Reveals Refractory-Rich Water Ice in Interstellar Comet 3I/ATLAS: Evidence for a Continuum of Grain Properties across Protoplanetary Disks
Protopapa et al. — preprint

Homogeneous accretion of the Earth in the inner Solar System
Sossi et al. — Nature Astronomy

Deep learning of SHERLOC Raman spectra for facilitating Mars Astromaterial identification
Wang et al. — Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy

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