The Earth gets heavier each day by tons, as meteoric dust settles on it.
118
The heart of an astronaut actually gets smaller when in outer space.
216
Only 55% of Americans know that the sun is a star.
986
Astronauts cannot burp in space.
232
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
Today's top fuel dragsters take off with more force than the space shuttle.
120