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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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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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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The Earth gets 100 tons heavier every day due to falling space dust.
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Jupiter is bigger than all the other planets combined.
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