When was Orrin Hatch on the space shuttle?

Orrin Hatch, the former U.S. Senator from Utah, flew on the Space Shuttle Discovery during the STS-51 mission in September 1993. He participated in this mission as a part of a congressional delegation to promote the importance of space exploration and technology. Hatch did not actually travel into space; rather, he toured the shuttle and participated in educational activities related to the mission.