Sound doesn't travel in space.
255
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Lightning strikes about 6,000 times per minute on this planet!
158
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178