If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
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If two pieces of metal touch in space, they become permanently stuck together.
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The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
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A comet's tail always points away from the sun.
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The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
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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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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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