The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
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
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14