Venus is the only planet that rotates clockwise.
310
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
The earth travels through space at 660,000 miles per hour.
189
Jupiter is bigger than all the other planets combined.
254
Some asteroids have other asteroids orbiting them.
131
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
One pinhead of the sun's energy is enough to kill a person at a distance of 160 kilometers.
277