The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
The earth travels through space at 660,000 miles per hour.
189
Jupiter is bigger than all the other planets combined.
254
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
If you went out into space, you would explode before you suffocated because there's no air pressure.
149
Earth is the only planet in our solar system that's not named after a god or goddess.
17
The last time that the Sun was in its current position in space around the Milky Way, dinosaurs ruled the Earth.
10