A research team utilizing NASA's James Webb Space Telescope detected significant levels of dimethyl sulfide or a similar compound in the atmosphere of the exoplanet K2-18 b, leading to excitement among scientists and extraterrestrial enthusiasts. Dimethyl sulfide, primarily produced by oceanic plankton on Earth, plays an essential role in cloud formation and climate models. Its presence in exoplanet atmospheres could indicate biological processes, prompting a reevaluation of biosignatures when searching for life beyond Earth. This finding bridges astrobiology and climate science, showcasing the importance of understanding such compounds in exoplanet research.
High levels of dimethyl sulfide or a related compound were detected in K2-18 b's atmosphere, raising speculation about the possibility of extraterrestrial life.
Dimethyl sulfide, produced by plankton on Earth, is a key compound in understanding both potential life beyond Earth and climate science.
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