![](http://www.alamy.com/thumbs/6/A9DA0B0B-4994-4228-92A7-54248815EE8A/2ADMGCB.jpg)
Astronaut Bruce McCandless in MMU (manned maneuvring unit) practises attachment to side of the shuttle.
Size: 5249px × 5349px
Photo credit: © NASA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: bruce, flight, maneuvring, manned, mccandless, shuttle, space, spaceflight, spacewalk, unit, walk