Twenty-first Columbia flight. Two satellites, the Wake Shield Facility (WSF) and the Retrievable Far and Extreme Ultraviolet Spectrograph-Shuttle Pallet Satellite II (OREFEUS-SPAS) were both deployed and retrieved on this flight. The WSF was flown to test the growth of thinn semi-conductor films for advanced electronics. The ORFEUS-SPAS II will observe the evolution of stars, structure of galaxies and the nature of interstellar mediums. The astronauts tested a variety of tools and instruments for future station operations. Landed December 7, 1996 at Kennedy Space Center, FL. Mission Duration: 423 hours 53 minutes 18 seconds. Launch Date: November 19, 1996 Launch Vehicle: Columbia Crew: Commander: Kenneth D. Cockrell Pilot: Kent V. Rominger Mission Specialists: Tamara E. Jernigan, Thomas D. Jones, F. Story Musgrave