Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Buzz Aldrin’s mother’s maiden name was Moon.
9
Venus is the only planet that rotates clockwise.
310
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
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
Astronauts cannot burp in space.
232