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
Astronauts get taller when they are in space.
224
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
Only 55% of Americans know that the sun is a star.
986
Pluto is smaller than Russia.
9
It 'snows' metal on Venus.
13
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14