STS-51A Gardner with saltelliteMission Specialist (MS) Dale A. Gardner, wearing an Extravehicular Mobility Unit (EMU), using the Manned Maneuvering Unit (MMU) to travel to the Westar VI satellite. Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/51a-104-018/Copy URL to clipboard> DownloadShareSize2094x3183px