Webb Reveals Hidden Layers of Uranus’ Upper Atmosphere

Feb 21, 2026 - 13:30
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Webb Reveals Hidden Layers of Uranus’ Upper Atmosphere
Tiranti et al. mapped the vertical structure of Uranus’ upper atmosphere, uncovering how temperature and charged particles vary with height across the planet. Image credit: NASA / ESA / CSA / Webb / STScI / P. Tiranti / H. Melin / M. Zamani, ESA & Webb.

For the first time, astronomers have mapped the vertical structure of Uranus’ ionosphere, uncovering unexpected temperature peaks, weakened ion densities, and puzzling dark regions shaped by the planet’s extreme magnetic field.

The post Webb Reveals Hidden Layers of Uranus’ Upper Atmosphere appeared first on Sci.News: Breaking Science News.

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