If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
It takes eight and a half minutes for light to get from the sun to earth.
159
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Earth is the only planet in our solar system that's not named after a god or goddess.
17