Core Stage that makes it more than just a big fuel tank is the Main Propulsion System (MPS). All the equipment for the care and feeding of uprated Space Shuttle Main Engines (SSME), adapted for ...

They’re mounted on the boosters (three on each), on or in the orbiter (five), and on the tank (one). Space Shuttle Main Engines In 1995, the power head was narrowed from a three-duct injector ...

While the reused main engines appear almost identical ... “The hydrogen tank for SLS is almost as big as the entire External Tank on the space shuttle,” says Mike Alldredge, who leads the ...

There is a long process to getting the Space Shuttle ready to launch ... to the Solid Rocket Boosters (SRB) and External Tank. The Shuttle is on top of the Mobile Launch Platform (MLP) and ...