Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Astronauts get taller when they are in space.
224
The population of the Earth has more than doubled since 1950.
151
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
41% of the moon is not visible from earth at any time.
103
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
The earth travels through space at 660,000 miles per hour.
189