Hubble Space Telescope scientific merit, did not duplicate proposals made by professionals, and required the unique capabilities of the space telescope. Thirteen amateur astronomers were awarded time on the telescope, with observations being carried out between 1990 and 1997. One such study was "Transition Comets—UV Search for OH". The very first proposal, "A Hubble Space Telescope Study of Posteclipse Brightening and Albedo Changes on Io", was published in "Icarus", a journal devoted to solar system studies. A second study from another group of amateurs was also published in "Icarus". After that time, however, budget reductions at STScI made the support of work by
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