Astronauts get taller when they are in space.
224
A 100-pound person on Earth would weigh 38 pounds on Mars.
102
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
Earth is the only planet in our solar system that's not named after a god or goddess.
17
The earth rotates more slowly on its axis in March than in September.
145
The moon is actually moving away from Earth at a rate of 1.5 inches per year.
236
Sound doesn't travel in space.
255