NASA Challenger Mission STS-41-B

NASA Space Shuttle Challenger Mission STS-41-B footage, narrated by members of the mission crew. NASA Astronauts Bruce McCandless II and Robert L. Stewart conducting an extravehicular activity (EVA) spacewalk. Astronaut in full spacesuit operating the Manipulator Foot Restraint work platform outside the Space Shuttle Challenger. Stewart operating the Manned Maneuvering Unit (MMU) in the Challenger payload bay, beginning his untethered EVA spacewalk. Crew discusses spacewalk and equipment. McCandless working with the Manipulator Foot Restraint; Earth in BG. Stewart and McCandless working in the payload bay of Challenger; McCandless is on the Manipulator Foot Restraint. Astronauts Ronald E. McNair, Robert L. Gibson, and Vance D. Brand working inside shuttle while McCandless and Stewart conduct their EVA spacewalk. McNair discusses coordinating the movement of Manipulator Foot Restraint’s control arm, with McCandless and Stewart working in payload bay.