Space Shuttle It weighed 3.4 metric tons (7,500 lb) less than the last run of lightweight tanks, allowing the Shuttle to deliver heavy elements to ISS's high inclination orbit. As the Shuttle was always operated with a crew, each of these improvements was first flown on operational mission flights. The solid rocket boosters underwent improvements as well. Design engineers added a third O-ring seal to the joints between the segments after the 1986 Space Shuttle "Challenger" disaster. Several other SRB improvements were planned to improve performance and safety, but never came to be. These culminated in the considerably simpler, lower cost, probably
Space Shuttle America and the ride ends. The fictional events take place in 2094. The movie was shown for a short while at Six Flags Over Texas, and was made by DreamQuest Images. Outside the building that houses the queue and the ride itself is a fiberglass mock-up of a Space Shuttle orbiter that has authentic "tiles" used in actual space shuttle orbiters. The shuttle was built to the exact scale of the real STS craft , but is neither an official NASA shuttle nor capable of spaceflight. The building that shows Space Shuttle America also showed: High operating costs and dwindling popularity