Jupiter is bigger than all the other planets combined.
254
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
Pluto is smaller than Russia.
9
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
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
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
If two pieces of metal touch in space, they become permanently stuck together.
808
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10