These incredible photos were made on February 3, 1984, when an American astronaut Bruce McCandless II made the first untethered free flight in history. This mission marked the first checkout of the Manned Maneuvering Unit (MMU) and Manipulator Foot Restraint (MFR). McCandless made the first untethered free flight on each of the two MMUs carried on board and ventured out 320 feet (98 m) from the orbiter. Years later the NASA has decided that MMU was too dangerous for astronauts and it was never used again.
This is must be the most known picture in the Internet and in the whole world. But it so great that it will never get old hence my choice to post it.
Some history just in case. The...
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