If two pieces of metal touch in space, they become permanently stuck together.
808
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
41% of the moon is not visible from earth at any time.
103
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Sound doesn't travel in space.
255