At the time, the mission was one of the most complex ever undertaken, involving five lengthy periods of extra-vehicular activity, and its resounding success was an enormous boon for NASA, as well as for the astronomers who now had a fully capable space telescope.Iranlose Isatunse 2 Servicing Mission 2, flown by Discovery in February 1997, replaced the GHRS and the FOS with the Space Telescope Imaging Spectrograph (STIS) and the Near Infrared Camera and Multi-Object Spectrometer (NICMOS), replaced an Engineering and Science Tape Recorder with a new Solid State Recorder, and repaired thermal insulation.. 
Martin elechi je oloselu ara Naijiria ati gomina ipinle ẹbọnyí lati 2007.itọkasiàwọn oloselu ara Naijiriàwọn gomina ipinle ẹbọnyí.. 