The population of the Earth has more than doubled since 1950.
151
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
The earth travels through space at 660,000 miles per hour.
189
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
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Buzz Aldrin’s mother’s maiden name was Moon.
9