Space X has only been around since 2002 Founded by Elon Musk. They are not as old as NASA or other companies. But they have accomplished a lot of things in those 17 years. They have launched the biggest rocket to ever travel into Space. They also launched a Tesla Roadster into space. They landed a rocket on a drone ship and two rockets at the exact same time. They are one of the highest tech space companies in the world. They are trying to work with NASA to have people live on the planet Mars. But their are many difficulties like radiation and no magnetic field.