The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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NASA invented baby food as we know it today.
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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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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.
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If two pieces of metal touch in space, they become permanently stuck together.
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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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