On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
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NASA invented baby food as we know it today.
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According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
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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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The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
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A comet's tail always points away from the sun.
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The light hitting the earth right now is 30 thousand years old.
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MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
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