It takes a photon 170,000 years to travel from the core of the Sun to the surface, but only 8 minutes to travel the rest of the way to Earth.
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The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
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.
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There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
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MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
31
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