Sound doesn't travel in space.
255
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
A comet's tail always points away from the sun.
2
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
Today's top fuel dragsters take off with more force than the space shuttle.
120
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
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9