There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
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Jupiter's moon Ganymede, is larger than the planet Mercury!
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A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
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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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Lightning strikes about 6,000 times per minute on this planet!
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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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