The light hitting the earth right now is 30 thousand years old.
163
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
The temperature of the earth's interior increases by 1 degree every 60 feet down.
115
Jupiter is bigger than all the other planets combined.
254
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
If two pieces of metal touch in space, they become permanently stuck together.
808