The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Astronauts get taller when they are in space.
224
It would take more than 150 years to drive a car to the sun.
569
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
Sound doesn't travel in space.
255
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121
The sun is 330,330 times larger than the earth!
190
Today's top fuel dragsters take off with more force than the space shuttle.
120