Lunar Module

The Apollo Lunar Module (LM ), originally designated the Lunar Excursion Module (LEM), was the lunar lander spacecraft that was flown between lunar orbit and the Moon's surface during the United States' Apollo program.

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Neil Armstrong completed almost all required coursework towards a master's degree when he joined NASA in early 1960s. A semester short, he returned to USC after his moon landing in 1970 to give a one-hour seminar on the technical aspects of landing Apollo's lunar module to receive his Masters

While on the Moon, astronauts did not have any data to tell how long the small water tank used for cooling in their backpacks would last. After returning to and repressurizing the Lunar Module, they could drain and measure remaining water in the backpacks to confirm the predicted