Webb Discovers Methane, Carbon Dioxide in Atmosphere of K2-18 b - NASA
www.nasa.gov
A new investigation with NASA’s James Webb Space Telescope into K2-18 b, an exoplanet 8.6 times as massive as Earth, has revealed the presence of
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The original was posted on /r/todayilearned by /u/JordBees on 2025-07-10 11:25:10+00:00.

Original Title: TIL a planet 120 light years away may contain a special chemical called dimethyl sulfide. A compound predominantly produced by living organisms. At about 2.5 times the size of earth, meet planet K2-18b