Space shuttle Challenger and the disaster that changed NASA forever
Challenger was expected to go into space on Jan. 20, 1983, to release the, which later became part of a series of satellites that astronauts used to stay in touch with controllers back home. But several technical malfunctions pushed the launch back.
First, NASA discovered a hydrogen leak in the No. 1 main engine aft compartment during a flight readiness test in December, according to. In a second test on Jan. 25, 1983, NASA discovered cracks in the engine that were causing the leak. The agency then took several months to remove the engines and test them. While engines No. 2 and No. 3 were deemed healthy, NASA replaced engine No. 1, according toAfter another delay due to a problem with the TDRS, Challenger launched successfully on April 4, 1983, on mission STS-6. Crewmembers set the satellite free. Astronauts Story Musgrave and Donald Peterson executed the first
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