Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
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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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Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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If NASA sent birds into space they would soon die; they need gravity to swallow.
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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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Earth is the only planet in our solar system that's not named after a god or goddess.
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