Space Shuttle program March 25, 1979, and was first launched on April 12, 1981—the 20th anniversary of Yuri Gagarin's space flight—with a crew of two. "Challenger" (OV-099) was delivered to KSC in July 1982, "Discovery" (OV-103) in November 1983, "Atlantis" (OV-104) in April 1985 and "Endeavour" in May 1991. "Challenger" was originally built and used as a Structural Test Article (STA-099), but was converted to a complete orbiter when this was found to be less expensive than converting "Enterprise" from its Approach and Landing Test configuration into a spaceworthy vehicle. On April 24, 1990, "Discovery" carried the Hubble Space Telescope into space during
Space Shuttle America doomed Space Shuttle America and its final operating season was 2007. For the following time period when the ride was closed, the interior was used as a temporary office/storage by employees. The shuttle and building were finally removed in December 2009. After plans to build a roller coaster on the site were canceled, the park expanded Hurricane Harbor into the area for the 2011 season. Space Shuttle America Space Shuttle America (also known as Space Shuttle America - The Next Century) was a motion simulator ride at the Six Flags Great America theme park in Gurnee, Illinois, that opened in