Skylab 4 launched from Kennedy Space Center on November 16, 1973, with Commander Gerald P. Carr, Pilot William R. Pogue and Science Pilot Edward G. Gibson as its crew. According to the NASA mission summary, all three crew members had gone into space for the first time ever and their scheduled duration in space on Skylab was to be for 59 days, which could be extended on a weekly basis for up to 84 days.
The mission ran a record-setting 84 days