prior to the start of liquid oxygen replenish,” the STS-43 Space Shuttle Mission Report said. “Data indicated that a hardware failure of the main engine controller had occurred.” ...
The Space Shuttle Main Engines (SSME ... NASA certified the design and new engine controller avionics to fly in the more demanding SLS operating environment and they will be flying to space ...
President Ronald Reagan immediately appointed a commission to investigate and report on the circumstances that led up to the ...