There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
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.
7
Pluto is smaller than Russia.
9
Sound doesn't travel in space.
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