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 organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
Sound doesn't travel in space.
255
A neutron star (what remains after a Super Nova) is so dense that a portion of it the size of a sugar cube would weigh as much as all of humanity, or more than all the cars in the United States.
5
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
If two pieces of metal touch in space, they become permanently stuck together.
808
The center of the galaxy tastes like raspberries and smells like rum, according to astronomers.
4