Today's top fuel dragsters take off with more force than the space shuttle.
120
If two pieces of metal touch in space, they become permanently stuck together.
808
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The earth rotates more slowly on its axis in March than in September.
145
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
Summer on Uranus lasts for 21 years.
358