The moon is actually moving away from Earth at a rate of 1.5 inches per year.
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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.
10
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
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The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
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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
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
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The earth travels through space at 660,000 miles per hour.
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