There are more nerve cells in the human brain than there are stars in the Milky Way.
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There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
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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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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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From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
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