The volume of the Earth's moon is the same as the volume of the Pacific Ocean.
178
Earth is the only planet in our solar system that's not named after a god or goddess.
17
Astronauts get taller when they are in space.
224
The heart of an astronaut actually gets smaller when in outer space.
216
Jupiter has radio storms so strong that they can be picked up and heard by an AM radio.
16
If you went out into space, you would explode before you suffocated because there's no air pressure.
149