Some asteroids have other asteroids orbiting them.
131
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Sound doesn't travel in space.
255
The typical spec of dust that you see floating in the air is half way in size between the Earth and a subatomic particle.
131
It 'snows' metal on Venus.
13
Any space vehicle must move at a rate of 7 miles per second in order to escape the earth's gravitational pull.
121