The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10
Pluto is smaller than Russia.
9
According to a study by the National Science Foundation, only half of Americans believe in evolution, and one in 4 don't know that the Earth orbits the Sun.
14
There are 5 to 10 times more stars in the known Universe than there are grains of sand on all the world's beaches, but a single grain of sand has more atoms than there are stars in the known Universe.
20
Sound doesn't travel in space.
255
If two pieces of metal touch in space, they become permanently stuck together.
808