There are more nerve cells in the human brain than there are stars in the Milky Way.
349
Summer on Uranus lasts for 21 years.
358
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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