Have you ever wondered what do astronauts do when they are out of food supplies or equipment supplies? Or if they have to send some test samples back to Earth. Surely they can’t start their cars and drive on. Scratching your head? They use SpaceX a Space Exploration Technologies Corporation, or SpaceX, is an American space transport company headquartered in Hawthorne, California.

Recently a Space-X craft has landed in the Pacific Ocean after  after completing a a three-week mission re-supplying the International Space Station. 

The capsule returned to Earth carrying 1,673 pounds (759 kg) of equipment and science samples.

Very interesting!