Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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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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A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
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A comet's tail always points away from the sun.
2
Summer on Uranus lasts for 21 years.
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NASA invented baby food as we know it today.
7