The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
Jupiter is bigger than all the other planets combined.
254
Lightning strikes about 6,000 times per minute on this planet!
158
Venus is the only planet that rotates clockwise.
310
Buzz Aldrin’s mother’s maiden name was Moon.
9
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
The population of the Earth has more than doubled since 1950.
151