A comet's tail always points away from the sun.
2
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
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
10
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11