Pluto is smaller than Russia.
9
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
Approximately 115 tons of ocean salt spray enters the earth's atmosphere each second.
100
It 'snows' metal on Venus.
13
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
The Sun and Moon appear to be the same size because the moon is 400 times smaller than the Sun, but 400 times closer to Earth.
13
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15