Sound doesn't travel in space.
255
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
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
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
Today's top fuel dragsters take off with more force than the space shuttle.
120
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
The sun is 330,330 times larger than the earth!
190