A space shuttle is a reusable space craft. First used in 1981. They are able to land on an ordinary airfield. The space shuttle did many things. It could carry up to seven astronauts at a time. The space shuttle was like a moving van. Two shuttle tragedies in 1987 and 2003. Shuttles replaced the previous method of space flight – Rockets and capsules. The space shuttle was made of three main parts: the orbiter, the external tank and the solid rocket boosters.