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
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Astronauts get taller when they are in space.
224
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
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