Nonetheless, during the first three years of the Hubble mission, before the optical corrections, the telescope still carried out a large number of productive observations.. 
A study on the esperan àgbébọ̀ benefits of different sizes of Telescope found that while Papers based on hst Data generate 15 times as many citations as a 4 m ground-based sínú such as the William Arákùnrinhope Telescope, the Hst costs about 100 times as much to build and maintain.deciding between building ground- versus space-based Telescope is Complex.. 