In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
Buzz Aldrin’s mother’s maiden name was Moon.
9
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
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