What was the purpose of the 1993 Space Shuttle servicing mission for the Hubble Space Telescope?
Answer
To install corrective optics addressing an initial spherical aberration flaw.
The 1993 Space Shuttle servicing mission for the Hubble Space Telescope was necessary to install corrective optics because the initial mirror had a spherical aberration caused by a grinding error.
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Why Do We Need Both Ground-Based and Space Telescopes?
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