Space telescope to maintain. The Hubble Space Telescope was serviced by the Space Shuttle while many other space telescopes cannot be serviced at all. Space observatories can generally be divided into two classes: missions which map the entire sky (surveys), and observatories which focus on selected astronomical objects or parts of the sky. Satellites have been launched and operated by NASA, ISRO, ESA, Japanese Space Agency and the Soviet space program later succeeded by Roskosmos of Russia. As of 2018, many space observatories have already completed their missions, while others continue operating on extended time. However, the availability of space telescopes and
Space Shuttle America 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 1994. The ride's main feature was a full-scale replica of an American Space Shuttle orbiter. It closed permanently after the 2007 season and was removed in December 2009. The storyline of the ride was that riders have boarded a new Space Shuttle called "America", which is capable of transporting passengers to the fictional Armstrong City using the LRVM (Lunar Run Velocity Management) Warp. Armstrong City