Did You Know?

Jupiter’s magnetic field has changed direction several times in under a decade.

Recent observations show that parts of Jupiter's magnetic field have reversed polarity several times since 2011. This is the fastest magnetic field change ever observed in a planet and helps us understand how planetary magnetic fields evolve.

Did You Know?

A day on Mercury is twice as long as its year.

Due to Mercury's slow rotation and fast orbit, it takes 176 Earth days for the Sun to move...

Read more: A day on Mercury is twice as long as its year.

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The largest storm ever observed was bigger than Earth itself.

The Great Dark Spot on Neptune, observed by Voyager 2 in 1989, was large enough to contain the...

Read more: The largest storm ever observed was bigger than Earth itself.

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Europa shoots water into space from 125-mile-high geysers.

Jupiter's moon Europa has massive water plumes that shoot from cracks in its icy surface. These geysers are...

Read more: Europa shoots water into space from 125-mile-high geysers.