The heart of an astronaut actually gets smaller when in outer space.
216
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
It 'snows' metal on Venus.
13
Sound doesn't travel in space.
255
There are two golf balls sitting on the moon.
721
The earth is .02 degrees hotter during a full moon.
157
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15