A generalised microbial cell model for methane biosignature predictions

arXiv:2607.06366 · astro-ph.EP · Submitted 2026-07-07 · Read on arXiv

Arwen E. Nicholson, Nathan J. Mayne

astro-ph.EP

Submitted: 2026-07-07

Comments: This is a pre-copyedited, author-produced PDF of an article accepted for publication in Monthly Notices of the Royal Astronomical Society following peer review

Code: https://github.com/nicholsonae/biosignatures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Abundance — 8× in this paper · explained in 1 episode
• Adaptation — 1× in this paper · explained in 1 episode
• Archean — 1× in this paper · explained in 1 episode
• Grounding — 1× in this paper · explained in 3 episodes
• Met Office Unified Model — 1× in this paper

Sources

• JWST Reveals CH$_4$, CO$_2$, and H$_2$O in a Metal-rich Miscible Atmosphere on a Two-Earth-Radius Exoplanet

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