One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
Pluto is smaller than Russia.
9
Today's top fuel dragsters take off with more force than the space shuttle.
120
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82