On February 24th, Spaceship Discovery started its final mission, STS 133. (Click here to see a video of the launch.) Discovery has six crew members on board and the purpose of the mission is to dock with the International Space Station and deliver a module which is essentially additional rooms to be used for lab and storage space.
Discovery has flown into space more than any other spacecraft. It is one of five shuttles used by NASA which also included Challenger, Columbia, Atlantis, and Endeavour. Discovery first launched in 1984. Since that time, it has made 38 missions, circled the Earth 5,628 times and has taken 246 astronauts into space. It has traveled 143 million (143,000,000) miles. It has spent almost an entire year in space. Now it is time for Discovery to retire. NASA has created a video of great video of Discovery’s history, please click here.