There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Summer on Uranus lasts for 21 years.
358
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Pluto is smaller than Russia.
9