Question:  Charles "Pete" Conrad Jr., an American astronaut, set an eight-day space endurance record along with his Command Pilot Gordon Cooper, one of the seven original astronauts in the first manned space program of the United States called what?
Sentence (from "Pete Conrad"): After Apollo, he commanded the Skylab 2 mission (the first manned one), on which he and his crewmates repaired significant launch damage to the Skylab space station.
Relevant evidence: No