If you mean by the roll they played, they were mainly used for going between earth and the ISS, repairing sattelites and telescopes, and doing experiments in space. Now the space shuttle fleet is retired and are in museums.
The arm.
Its simple....FUEL
the arm
The external tank
the arm
A part on the Space shuttle
The space shuttle.
the arm
The arm.
The orbiter.
If we were to ask NASA what is the most difficult part of getting a shuttle into space, I believe the answer would be, getting the appropriation through Congress.
Its simple....FUEL
the arm
The external tank
the arm
There were 5. Space Shuttle Columbia (destroyed in 2003), Space Shuttle Challenger (destroyed in 1886), Space Shuttle Discovery, Space Shuttle Atlantis, and Space Shuttle Endeavour.
The Space Shuttle was a reusable spacecraft developed by NASA as part of the Space Shuttle program. It was used for a variety of missions including launches into low Earth orbit and repair and maintenance of the Hubble Space Telescope. The Space Shuttle was retired in 2011 and no longer in use. None of the Space Shuttles broke in space.