It 'snows' metal on Venus.
13
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
6
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
From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
NASA invented baby food as we know it today.
7