AGU: Uranus auroras glimpsed from Earth

For the first time, scientists have captured images of auroras above the giant ice planet Uranus, finding further evidence of just how peculiar a world that distant planet is. Detected by means of carefully scheduled observations from the Hubble Space Telescope, the newly witnessed Uranian light show consisted of short-lived, faint, glowing dots -- a world of difference from the colorful curtains of light that often ring Earth's poles.
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