Tolong jelaskan mengenai Kerjaya Selepas NASA dari Robert L. Gibson dalam bahasa melayu

Gibson left NASA in November 1996 and became a pilot for Southwest Airlines.  In 2006, as reported by NASA Watch, Gibson was forced to retire as mandated by the Federal Aviation Administration for commercial airline pilots. Gibson has publicly spoken out against federal regulations which require airline pilots to retire at age 60.  In December 2006, he joined the Benson Space Company as Chief Operating Officer and Chief Test Pilot.

Hoot competed at the 2007 Reno Air Races.