Bruce McCandless II

Bruce McCandless II was a U.S. naval officer and aviator, electrical engineer, and NASA astronaut. In 1984, during the first of his two Space Shuttle missions, he made the first untethered free flight by using the Manned Maneuvering Unit.

Biography from Launch Library 2.

• Space Shuttle Discovery / OV-103 | STS-31 (Hubble) — Mission Specialist · Success · April 24, 1990
• Space Shuttle Challenger / OV-099 | STS-41-B — Mission Specialist · Success · February 3, 1984

• STS-41-B EVA 2 — 1984-02-09 · 6h 17m
• STS-41-B EVA 1 — 1984-02-07 · 5h 55m