Astrobiology

DNA sequencing at the picogram level to investigate life on Mars and Earth
Basapathi Raghavendra et al. – Scientific Reports

A robust, agnostic molecular biosignature based on machine learning
Cleaves et al. – Proceedings of the National Academy of Sciences

A Comparative Study of Methods for Detecting Extraterrestrial Life in Exploration Missions to Mars and the Solar System II: Targeted Characteristics, Detection Techniques, and Their Combination for Survey, Detection, and Analysis
Enya et al. – Astrobiology

Molecular basis for inhibition of methane clathrate growth by a deep subsurface bacterial protein
Huard et al. – PNAS Nexus

Planetary Scale Information Transmission in the Biosphere and Technosphere: Limits and Evolution
Lingam et al. – Life (Basel, Switzerland)

The Prospect of Detecting Volcanic Signatures on an ExoEarth Using Direct Imaging
Ostberg et al. – preprint

Mineral-Mediated Oligoribonucleotide Condensation: Broadening the Scope of Prebiotic Possibilities on the Early Earth
Riggi et al. – Life (Basel, Switzerland)

Planetary biotechnospheres, biotechnosignatures and the search for extraterrestrial intelligence
Romanovskaya – International Journal of Astrobiology

A Review of Infrasound and Seismic Observations of Sample Return Capsules since the End of the Apollo Era in Anticipation of the OSIRIS-REx Arrival
Silber et al. – Atmosphere

Relative abundances of CO2, CO, and CH4 in atmospheres of Earth-like lifeless planets
Watanabe et al. – preprint

The extraterrestrial search for our own chemical origins
Nature Communications Editors – Nature Communications

Astrophysics

Degenerate interpretations of O$_3$ spectral features in exoplanet atmosphere observations due to stellar UV uncertainties: a 3D case study with TRAPPIST-1e
Cooke et al. – preprint

Evolution of a Water-rich Atmosphere Formed by a Giant Impact on an Earth-sized Planet
Kurosaki et al. – preprint

Atmospheric Reconnaissance of TRAPPIST-1 b with JWST/NIRISS: Evidence for Strong Stellar Contamination in the Transmission Spectra
Lim et al. – The Astrophysical Journal Letters

On the Effectiveness of the Planetary Infrared Excess (PIE) Technique to Retrieve the Parameters of Multiplanet Systems around M dwarfs: A Case Study on the TRAPPIST-1 System
Mayorga et al. – preprint

The possibility of detecting our solar system through astrometry
Wu – preprint

Biochemistry

Equilibrium and Non-equilibrium Reaction Schemes for Prebiotic Polymerization of Ribonucleotides
Kitson et al. – ChemSystemsChem

RNA folding studies inside peptide-rich droplets reveal roles of modified nucleosides at the origin of life
Meyer et al. – Science Advances

Metal/ADP Complexes Promote Phosphorylation of Ribonucleotides
Werner et al. – Journal of the American Chemical Society