Jupiter is bigger than all the other planets combined.
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Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
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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 organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
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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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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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