Did You Know?
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 powered by tidal heating and can reach heights of 125 miles. The presence of these plumes suggests there's a liquid water ocean beneath Europa's frozen surface.
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...
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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...
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The most extreme object known combines three types of cosmic phenomena.
PSR J0952-0607 is simultaneously a pulsar, a millisecond pulsar, and a black widow pulsar. It spins 707 times...