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
Sound doesn't travel in space.
255
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
The ashes of the man who discovered Pluto are currently en route to dwarf planet, scheduled to arrive on the 14th of July, 2015.
11
There's a mysterious dwarf planet between Mars and Jupiter called 'Ceres' which has never been visited by spacecraft or photographed in detail, however, Earth-bound telescopes reveal a large bright shining spot on the surface of this planet, the origin and nature of which are unknown.
5
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Only 55% of Americans know that the sun is a star.
986