Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
Sound doesn't travel in space.
255
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18