Sound doesn't travel in space.
255
Buzz Aldrin’s mother’s maiden name was Moon.
9
The Earth gets 100 tons heavier every day due to falling space dust.
673
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Pluto is smaller than Russia.
9
The population of the Earth has more than doubled since 1950.
151
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88