The population of the Earth has more than doubled since 1950.
151
41% of the moon is not visible from earth at any time.
103
The sun is 330,330 times larger than the earth!
190
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
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
Buzz Aldrin’s mother’s maiden name was Moon.
9
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6