The earth rotates more slowly on its axis in March than in September.
145
If two pieces of metal touch in space, they become permanently stuck together.
808
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Earth is the only planet in our solar system that's not named after a god or goddess.
17
The light hitting the earth right now is 30 thousand years old.
163
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4