The earth travels through space at 660,000 miles per hour.
189
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
If two pieces of metal touch in space, they become permanently stuck together.
808
Today's top fuel dragsters take off with more force than the space shuttle.
120
Astronauts get taller when they are in space.
224