Methanol—A Poor Biosignature Gas in Exoplanet Atmospheres

Biosignature gas research has been growing in recent years thanks to next-generation space- and ground-based telescopes. Methanol (CH 3 OH) has many advantages as a biosignature gas candidate. First, CH 3 OH’s hydroxyl group (OH) has a unique spectral feature not present in other anticipated gases i...

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Veröffentlicht in:	The Astrophysical journal 2022-07, Vol.933 (1), p.6
Hauptverfasser:	Huang, Jingcheng, Seager, Sara, Petkowski, Janusz J., Zhan, Zhuchang, Ranjan, Sukrit
Format:	Artikel
Sprache:	eng
Schlagworte:	Astrobiology Astrophysics Atmosphere Biosignatures Carbon dioxide Dwarf stars Exoplanet atmospheres Extrasolar planets Extraterrestrial life Fluctuations Gases Hydroxyl groups James Webb Space Telescope Life on Earth Methanol Mixing ratio Organic carbon Planetary atmospheres Scale height Solar system Solubility Space telescopes Telescopes Terrestrial environments Terrestrial planets
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