It 'snows' metal on Venus.
13
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The sun is 330,330 times larger than the earth!
190
Jupiter's magnetosphere is the largest single structure inside the Solar System. If you could see it with your eyes, it would appear larger than our full Moon.
8
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127
41% of the moon is not visible from earth at any time.
103
Astronauts get taller when they are in space.
224
Only 55% of Americans know that the sun is a star.
986