The earth travels through space at 660,000 miles per hour.
189
If two pieces of metal touch in space, they become permanently stuck together.
807
The light hitting the earth right now is 30 thousand years old.
163
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
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
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Neil Armstrong, the first man to step foot on the moon, carried with him a piece of cloth and wood from the original 1903 Wright Flyer.
12