Eleventh Endeavor flight. A Spartan 207 platform was released from the Shuttle, with the inflatable Antenna Experiment (IAE). The PAMS-STU spacecraft was also released from the Shuttle to test altitude stabilization then re-enter the atmosphere. Landed May 29, 1996 at Kennedy Space Center, FL. Mission Duration: 240 hours 39 minutes 18 seconds. Launch Date: May 19, 1996. Launch Vehicle: Endeavour. Crew: Commander – John H. Casper, Pilot – Curtis L. Brown, Mission Specialists – Daniel W. Bursch, Mario Runco, Jr., Marc Garneau, Andrew S. W. Thomas. Iron-on. 4" diameter.