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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Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
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Sound doesn't travel in space.
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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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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.
8