There are two golf balls sitting on the moon.
721
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The earth rotates more slowly on its axis in March than in September.
145
It 'snows' metal on Venus.
13
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The population of the Earth has more than doubled since 1950.
151
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11