More than 20 million meteoroids enter Earth's atmosphere every day.
139
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
It would take more than 150 years to drive a car to the sun.
569
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
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 earth is .02 degrees hotter during a full moon.
157
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15