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| | More Favored than the Birds The Manned Maneuvering Unit in Space |
 | | The astronaut representative for the MMU was Bruce McCandless, who as a member of the astronauts corps had served a CapCom or capsule communicator transmitting voice messages to Apollo spacecraft 10, 11, and 14, and who had participated in Skylab Experiment M509. |
 | | Outside the craft an oxygen hose, electrical and communication wires, and a safety tether connected the astronaut to the spacecraft. |
 | | In a brochure for the "payload community," NASA advertised the MMU: "Since the Manned Maneuvering Unit has a six-degree-of-freedom control authority, an automatic attitude-hold capability and electrical outlets for such ancillary equipment as power tools, a portable light, cameras and instrument monitoring devices, the unit is quite versatile and adaptable to many payload task requirements. |
| history.nasa.gov /SP-4219/Chapter13.html (755 words) |
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