In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
More than 20 million meteoroids enter Earth's atmosphere every day.
139
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
The earth rotates more slowly on its axis in March than in September.
145
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46