41% of the moon is not visible from earth at any time.
103
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The heart of an astronaut actually gets smaller when in outer space.
216
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
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
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100