Venus is the only planet that rotates clockwise.
310
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
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
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
41% of the moon is not visible from earth at any time.
103
A comet's tail always points away from the sun.
2
The earth is .02 degrees hotter during a full moon.
157