Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
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There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
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Pluto is smaller than Russia.
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If two pieces of metal touch in space, they become permanently stuck together.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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The sun puts out more power in 1 second than mankind has ever used within human existence.
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