41% of the moon is not visible from earth at any time.
103
Earth is the only planet in our solar system that's not named after a god or goddess.
17
The earth rotates more slowly on its axis in March than in September.
145
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
A car traveling 100 mph would take more than 29 million years to reach the nearest star (to our solar system)
88
The earth travels through space at 660,000 miles per hour.
189
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115