The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
Pluto is smaller than Russia.
9
Only 55% of Americans know that the sun is a star.
986
There are two golf balls sitting on the moon.
721
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
