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Juno Data Indicates ‘Sprites’ or ‘Elves’ Frolic in Jupiter’s Atmosphere


This illustration shows what a sprite could look like in Jupiter’s atmosphere. Named after a mischievous, quick-witted character in English folklore, sprites last for only a few milliseconds. They feature a central blob of light with long tendrils of light extending down toward the ground and upward. In Earth’s upper atmosphere, their interaction with nitrogen give sprites a reddish hue. At Jupiter, where the predominance of hydrogen in the upper atmosphere would likely give them a blue hue.

An instrument on NASA’s Juno mission spacecraft may have detected transient luminous events – bright flashes of light in the gas giant’s upper atmosphere.

New results from NASA’s Juno mission at Jupiter suggest that either “sprites” or “elves” could be dancing in the upper atmosphere of the sola...

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