The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
Pluto is smaller than Russia.
9
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
The light hitting the earth right now is 30 thousand years old.
163
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