An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Earth is the only planet in our solar system that's not named after a god or goddess.
17
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
Today's top fuel dragsters take off with more force than the space shuttle.
120
There are approximately 3,500 astronomers in the U.S. - but over 15,000 astrologers.
124
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
It 'snows' metal on Venus.
13
Buzz Aldrin’s mother’s maiden name was Moon.
9