A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
The earth rotates more slowly on its axis in March than in September.
145
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
Sound doesn't travel in space.
255
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
Venus is the only planet that rotates clockwise.
310