The earth travels through space at 660,000 miles per hour.
189
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
Buzz Aldrin’s mother’s maiden name was Moon.
9
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
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Mars had an oxygen-rich atmosphere around 4 billion years ago
13