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.
7
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
It 'snows' metal on Venus.
13
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
It would take more than 150 years to drive a car to the sun.
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