During his historic untethered EVA with the Manned Maneuvering Unit (MMU) on 7 February 1984, Bruce McCandless ventured as far as 300 feet (90 meters) from Challenger. Photo Credit: NASA
Ironically, the spacecraft from which the most Extravehicular Activities (EVAs) were performed—the space shuttle—was not originally intended to carry the capability for spacewalking at [...]
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