On this mission the first untethered space walks were carried out by McCandless and Stewart, using the manned maneuvering unit.
Space Shuttle Challenger - Sts - 41B Crew - Inscribed Printed Photograph Signed In Ink With Co-Signers
STS-41B - NASA
Vintage 1980's souvenir NASA collectible embroidered patch features the Space Shuttle Challenger STS-41B notable for achieving the first untethered
Vintage circa 1980's to 1990's Space Shuttle Challenger STS-41B NASA collectible crew patch
Wonders All Around – Bruce McCandless III
Confessions of an Independent Publisher (who learns everything the hard way)
인공위성을 붙잡는 우주 비행사 McCandless durante la STS-41B (NASA). Planetas del espacio, Ilustración del espacio, Mundo hermoso Lot Detail - NASA Photo from Space Shuttle Challenger STS-41B Showing Bruce McCandless During the EVA Space Shuttle Missions (1-50) Sts-116 nasa embroidered patch - Gem Les collections de Sassa - Navette Spatiale Challenger Challenger STS 41-B / First MMU EVA and first KSC landing - Screenshots
