This effort is being planned for the 2025-2035 time frame.Existing ground-based telescopes, and various proposed Extremely Large Telescopes, can exceed the HST in terms of sheer light-gathering power and diffraction limit due to larger mirrors, but other factors affect telescopes.. 
Ó bọ́ sí orí ipò ní 8 July 2004, wọ́n sì tún jẹ́ titundìbò ní 25 April 2010.Ìtọ́kasí ní Ọjọ́ìbí ní 1938 ilé Austria.. 