If you were to cry in space, the tears would form a bubble in your eye until it's so big it moves to another spot on your face.
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Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
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Mars had an oxygen-rich atmosphere around 4 billion years ago
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Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
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An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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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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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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