The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
The light hitting the earth right now is 30 thousand years old.
163
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Sound doesn't travel in space.
255