Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
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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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Pluto is smaller than Russia.
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NASA invented baby food as we know it today.
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It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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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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