Apollo 9 was a pivotal mission in NASA's Apollo program, serving as the first full test of all the components of the Apollo spacecraft, including the lunar module, in Earth orbit. The mission was crewed by Commander James McDivitt, Command Module Pilot David Scott, and Lunar Module Pilot Rusty Schweickart. It was launched on March 3, 1969, and lasted for ten days.Key Highlights from Apollo 9 Audio:Testing the Lunar Module (LM): One of the primary objectives of Apollo 9 was to test the lunar module, named "Spider," in the vacuum of space. Audio from these tests includes communications between the lunar module and...