An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
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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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Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
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In the last 7 years, humanity has discovered 43 potentially habitable planets.
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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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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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