Giant Exoplanet TOI-5205b Has Carbon-Rich, Oxygen-Poor Atmosphere, Webb Observations Show

Apr 7, 2026 - 12:00
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Giant Exoplanet TOI-5205b Has Carbon-Rich, Oxygen-Poor Atmosphere, Webb Observations Show
The Jupiter-sized planet TOI-5205b has a surface temperature of 737 K and orbits its parent star, TOI-5205, at a distance of 0.02 AU. Image credit: Sci.News.

Using the Near-Infrared Spectrograph (NIRSpec) onboard the NASA/ESA/CSA James Webb Space Telescope, astronomers have characterized the atmosphere of TOI-5205b, an extrasolar gas giant orbiting a small, dim red dwarf star.

The post Giant Exoplanet TOI-5205b Has Carbon-Rich, Oxygen-Poor Atmosphere, Webb Observations Show appeared first on Sci.News: Breaking Science News.

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