Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
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More than 20 million meteoroids enter Earth's atmosphere every day.
139
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
Jupiter is bigger than all the other planets combined.
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Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
The heart of an astronaut actually gets smaller when in outer space.
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There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
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