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Space
Space
Science
Keith Cooper

Jupiter's moons leave cold 'footprints' in the planet's auroras, James Webb Space Telescope finds

A marble-like planet in space, against the darkness of the cosmos, with a blue glowing light all around it.

Jupiter's moons can have surprising effects on the world's displays of auroral lights by "stomping down" on the planet's gigantic magnetic environment.

These surprising effects, detected in observations from the James Webb Space Telescope (JWST), include a cold spot in Jupiter's atmosphere, and a rapid increase in the density of charged particles.

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