If two pieces of metal touch in space, they become permanently stuck together.
808
A comet's tail always points away from the sun.
2
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
From the nitrogen in our DNA, to the calcium in our teeth, the iron in our blood, to the carbon in our apple pies - all were made in the interiors of collapsing stars; we're all made of stardust.
22
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
If NASA sent birds into space they would soon die; they need gravity to swallow.
146