A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
There are two golf balls sitting on the moon.
721
Lightning strikes about 6,000 times per minute on this planet!
158
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
All of the Earth's continents are wider at the north than in the south - and nobody knows why.
194
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
On Titan, Saturn's largest moon, the atmosphere is so thick and the gravity so low that humans could fly through it by flapping "wings" attached to their arms.
7
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