The earth travels through space at 660,000 miles per hour.
189
Astronomer Percival Lowell believed that he was the first person to observe canals on Venus, but because of a faulty adjustment of the eyepiece on his telescope, he was in fact looking at the blood vessels in his own eye.
4
There is a mysterious and loud radio signal known as 'the space roar' that has yet to be explained.
15
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
Lightning strikes about 6,000 times per minute on this planet!
158
There are two golf balls sitting on the moon.
721
Earth is the only planet in our solar system that's not named after a god or goddess.
17