If two pieces of metal touch in space, they become permanently stuck together.
808
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
It would take more than 150 years to drive a car to the sun.
569
It 'snows' metal on Venus.
13
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13