Even before Hubble was launched, specialized ground-based techniques such as aperture masking interferometry had obtained higher-resolution optical and infrared images than Hubble would achieve, though restricted to targets about 108 times brighter than the faintest targets observed by Hubble.. 
Kí ó tó di gomina ó ti kọ́kọ́ jẹ́ alàgbà ní ilé ìwáko ilé Ìgbìmọ̀ asòfin Nàìjíríà láti 1999.. 