The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
It 'snows' metal on Venus.
13
The earth travels through space at 660,000 miles per hour.
189
It takes eight and a half minutes for light to get from the sun to earth.
159
Astronauts cannot burp in space.
232
The Space Shuttle main engine weighs 1/7th as much as a train engine but delivers as much horsepower as 39 locomotives.
147
The population of the Earth has more than doubled since 1950.
151
The earth rotates more slowly on its axis in March than in September.
145