Various; Rockwell International’s Space Transportation Systems Division
Crew:
Up to eight
Unit Cost:
N/A
Powerplant
Three main engines running on liquid hydrogen/liquid oxygen propellant, rated at 512,950 lb thrust each; two solid, reusable rocket boosters rated at 3,300,000 lb each at launch, running on aluminum powder, iron oxide, and ammonium perchlorate powder.
