There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Only 55% of Americans know that the sun is a star.
986
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
The heart of an astronaut actually gets smaller when in outer space.
216
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82