An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
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A comet's tail always points away from the sun.
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It 'snows' metal on Venus.
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In outer space there exists a gigantic cloud of alcohol which can be used to produce 400 trillion trillion pints of beer.
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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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