Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
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Lightning strikes about 6,000 times per minute on this planet!
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A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
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41% of the moon is not visible from earth at any time.
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A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
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More than 20 million meteoroids enter Earth's atmosphere every day.
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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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