Venus is the only planet that rotates clockwise.
310
Pluto is smaller than Russia.
9
Summer on Uranus lasts for 21 years.
358
Earth is the only planet in our solar system that's not named after a god or goddess.
17
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The earth travels through space at 660,000 miles per hour.
189
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160