There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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It takes eight and a half minutes for light to get from the sun to earth.
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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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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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Jupiter's moon Ganymede, is larger than the planet Mercury!
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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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Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
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Buzz Aldrin’s mother’s maiden name was Moon.
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