This week we have 20 new papers relevant to the origins of life. Enjoy!

Astrobiology

Analysing the sample preparation process in meteorites and its impact on the pretreatment of returned samples to Earth
Coloma et al. — Applied Geochemistry

Spectral signatures from the habitable zone
Kofman — preprint

The Lipidome of a Mars Analog Poly-Extreme Community in Atacama Halite Endolith: Chemotaxonomy, Lipid Adaptation, and Implications for the Search for Extraplanetary Biosignatures
Kusch et al. — Astrobiology

Epistemic Pluralism & Astrobiology
Smith et al. — Journal for General Philosophy of Science

Carbon Cycle Imbalances on Arid Terrestrial Planets with Implications for Venus
White-Gianella et al. — The Planetary Science Journal

Astrochemistry

Direct observation of organic molecules in asteroid ryugu revealed by high-resolution atomic force microscope
Iwata et al. — Nature Communications

Biochemistry

A ribozyme mass extinction at the RNA-cellular boundary and its potential imprint on the genetic code
Bachelet — preprint

Variance-dependent inheritance fidelity drives residence-time symmetry breaking in a protocell model
Carr — BioSystems

The origin of the genetic code is encrypted in the structure of present-day transfer RNAs
Daniel — preprint

A universal polyphosphate kinase powers in vitro transcription
Matsumoto et al. — Nature Communications

Prebiotic oligomerization of amino acids: A step in molecular evolution toward biological complexity
Vargas-García et al. — BioSystems

Biophysics

Compositional memory matters for early molecular systems
Ledoux et al. — Proceedings of the National Academy of Sciences

Chemistry

From early Earth to Enceladus—mineral electrochemistry could drive organic synthesis
Velling — Nature Communications

Mineral-facilitated aqueous synthesis of hydrogen cyanide from prebiotically abundant amino acids for chemical evolution
Yang et al. — Proceedings of the National Academy of Sciences

Microbiology

Deep Microbial Colonization in 2-Billion-Year-Old Ultramafic Rock from the Bushveld Complex
Kido et al. — preprint

Extreme Arabian environments and their microbiomes: new frontiers for astrobiology and biosignature discovery
Schultz et al. — Extremophiles

Planetary Sciences

Serpentinization in Jezero crater: Comparing SuperCam Mars data to terrestrial serpentinites
Comellas et al. — Icarus

Active moons in our Solar System and beyond -- Io, Europa, Enceladus, Triton, and exomoons
Haslebacher et al. — preprint

From Dust to Planets -- A Chemical Perspective
Mezger et al. — preprint

Rare earth elements and stable isotope signatures from hydrothermal alteration in Vargeão Dome with implications for impact-generated hydrothermal systems on Mars
Noest et al. — Icarus