Extraterrestrial Life - latest research news and features - Phys.org
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phys.orgRecent discoveries suggest potential signs of extraterrestrial life on exoplanet K2-18 b, about 124 light-years away. Scientists using the James Webb Space Telescope detected gases like dimethyl sulfide and dimethyl disulfide in its atmosphere, which on Earth are produced mainly by living organisms such as algae.[4][5]
Key Findings
A Cambridge University study highlighted these biosignatures as the strongest evidence yet for possible microbial life beyond our solar system. While non-biological explanations are being explored, the detection marks a major milestone, prompting calls for further observations.[1][5][4]
Solar System Focus
NASA research points to promising spots closer to home, including Venus's atmosphere (phosphine gas traces), Europa, Enceladus, and Titan. Missions like Dragonfly to Titan (launching 2027) aim to probe these ocean worlds for microbial life.[2][1]
Ongoing Searches
The SETI Institute continues scanning for technosignatures from advanced civilizations, while asteroid samples from Bennu revealed DNA building blocks. No definitive proof exists, but these developments fuel optimism in astrobiology.[1][2]