Top Ten US EVA Missions of All Time: No. 4—’The Flights of Buck and Flash’

This iconic image, captured by astronaut Robert “Hoot” Gibson, shows Bruce McCandless participating in humanity’s first untethered EVA, aboard the Manned Maneuvering Unit (MMU). Photo Credit: NASA

When the crew of Mission 41B—the tenth shuttle flight and the fourth voyage by orbiter Challenger—released their official patch in the fall of 1983, it included in [...]