A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236