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
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Pluto is smaller than Russia.
9
The earth is .02 degrees hotter during a full moon.
157
The sun puts out more power in 1 second than mankind has ever used within human existence.
14