Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Venus is the only planet that rotates clockwise.
310
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Some asteroids have other asteroids orbiting them.
131
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
Mars had an oxygen-rich atmosphere around 4 billion years ago
13