An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
It would take more than 150 years to drive a car to the sun.
569
The sun puts out more power in 1 second than mankind has ever used within human existence.
14
The light hitting the earth right now is 30 thousand years old.
163
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
Saturn's rings are about 500,000 miles in circumference but only about a foot thick.
160
The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178