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.
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Summer on Uranus lasts for 21 years.
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Pluto is smaller than Russia.
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A comet's tail always points away from the sun.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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