Criticism of the Space Shuttle program costs through amortization. Development costs were expected to be recouped through frequent access to space. These claims were made in an effort to obtain budgetary funding from the United States Congress. Beginning in 1981, the space shuttle began to be used for space travel. However, by the mid-1980s the concept of flying that many shuttle missions proved unrealistic and scheduled launch expectations were reduced 50%. Following the "Challenger" accident in 1986, missions were halted pending safety review. This hiatus became lengthy and ultimately lasted almost three years as arguments over funding and the safety of the program continued. Eventually the
Space Shuttle Project Space Shuttle Project Space Shuttle Project is an action video game released in 1991 by Absolute Entertainment for the Nintendo Entertainment System. It was one of the few vehicle simulators not to be released for the personal computer. The object of "Space Shuttle Project" is to successfully launch and fly one of NASA's historic Space Shuttles as a shuttle commander. Gameplay is composed of several different types of missions, each broken up into short mini-games. Players are first required to activate oxygen and hydrogen pumps in addition to getting additional crew members into the shuttle within a strict time limit.