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
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
The light hitting the earth right now is 30 thousand years old.
163
Pluto is smaller than Russia.
9