View of the damaged Solar Maximum Mission Satellite from the 41-C Challenger

41C-34-1380 (10-11 April 1984) --- Astronaut George D. Nelson, using the manned maneuvering unit (MMU), arrives at the ailing Solar Maximum Mission Satellite (SMMS). After the STS-41C crewmembers captured the errant satellite and temporarily cradled it in Challenger?s payload bay, astronauts Nelson and James D. van Hoften repaired it and later re-released it.