The light hitting the earth right now is 30 thousand years old.
163
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219