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Webb maps the mysterious upper atmosphere of Uranus
- February 19, 2026 at 6:22 PM
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For the first time, an international team of astronomers have mapped the vertical structure of Uranus's upper atmosphere, uncovering how temperature and charged particles vary with height across the planet. Using Webb's NIRSpec instrument, the team observed Uranus for nearly a full rotation, detecting the faint glow from molecules high above the clouds.
Originally published at Phys.org