There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
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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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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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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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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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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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