An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
It 'snows' metal on Venus.
13
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219