The earth rotates more slowly on its axis in March than in September.
145
Astronauts get taller when they are in space.
224
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The population of the Earth has more than doubled since 1950.
151
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
Earth is the only planet in our solar system that's not named after a god or goddess.
17