If NASA sent birds into space they would soon die; they need gravity to swallow.
146
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
Summer on Uranus lasts for 21 years.
358
Saturn's moon, Mimas, not only looks like the Death Star, it also has a Pac Man heat signature.
15
There are more nerve cells in the human brain than there are stars in the Milky Way.
349
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15