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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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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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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It 'snows' metal on Venus.
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Jupiter is bigger than all the other planets combined.
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An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
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Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
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