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
Earth is the only planet in our solar system that's not named after a god or goddess.
17
Tidal forces between the Earth and Moon are slowing the Earth down and pushing the Moon further away.
46
It 'snows' metal on Venus.
13
41% of the moon is not visible from earth at any time.
103
A lightning bolt generates temperatures five times hotter than those found at the sun's surface!
127