What Does SSME Stand For?

SSME stands for Space Shuttle Main Engine

SSME, or Space Shuttle Main Engine, refers to the main propulsion system used in NASA's Space Shuttle program. These engines, designed for high efficiency and thrust, played a critical role in launching the shuttle into orbit. Each shuttle was equipped with three SSMEs that utilized liquid hydrogen and liquid oxygen as propellants, allowing for precise control and reusability across multiple missions. Their advanced technology and engineering contributed significantly to the success of human spaceflight and exploration.