Jupiter is bigger than all the other planets combined.
254
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
Summer on Uranus lasts for 21 years.
358
If NASA sent birds into space they would soon die; they need gravity to swallow.
146
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12
MDIF, a New York based non-profit organisation, is planning to beam free Wi-Fi to the entire world from space.
18
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15