Jupiter is bigger than all the other planets combined.
254
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Today's top fuel dragsters take off with more force than the space shuttle.
120
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Astronauts get taller when they are in space.
224
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
The population of the Earth has more than doubled since 1950.
151