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
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The earth is .02 degrees hotter during a full moon.
157
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Some asteroids have other asteroids orbiting them.
131
It would take more than 150 years to drive a car to the sun.
569
An international team of astronomers has spotted the farthest known gravitational lens and, as Albert Einstein predicted, it is a galaxy that deflects and intensifies the light of a much further object.
9
An organisation called Mars One is planning to establish a permanent colony of humans on Mars by 2023.
9