An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
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
Summer on Uranus lasts for 21 years.
358
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
If two pieces of metal touch in space, they become permanently stuck together.
808