More than 20 million meteoroids enter Earth's atmosphere every day.
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The sun is 330,330 times larger than the earth!
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Lightning strikes about 6,000 times per minute on this planet!
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The population of the Earth has more than doubled since 1950.
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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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The temperature of the earth's interior increases by 1 degree every 60 feet down.
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The moon is actually moving away from Earth at a rate of 1.5 inches per year.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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