The James Webb Space Telescope has created the first 3D map of Uranus’s upper atmosphere, revealing bright auroras, unusual magnetic activity, and evidence the ice giant is still cooling. For the first time, the James Webb Space Telescope has imaged the upper atmosphere of Uranus. Webb observed the planet for a full day, measuring temperature and ion concentration as a function of altitude and detecting bright aurorae influenced by Ur... [1304 chars]
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