Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Lightning strikes about 6,000 times per minute on this planet!
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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Venus is the only planet that rotates clockwise.
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Some asteroids have other asteroids orbiting them.
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If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
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