Hubble Space Telescope Before and After
The image quality of the original Hubble Space Telescope was severely impaired by an improperly ground main mirror, but this problem was overcome by a December 1993 repair mission.
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Hubble Space Telescope Before and AfterThe image quality of the original Hubble Space Telescope was severely impaired by an improperly ground main mirror, but this problem was overcome by a December 1993 repair mission.
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