Earth is the only planet in our solar system that's not named after a god or goddess.
17
Summer on Uranus lasts for 21 years.
358
In space, astronauts cannot cry properly, because there is no gravity, so the tears can't flow down their faces!
175
Only 55% of Americans know that the sun is a star.
986
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
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