Which famous telescope underwent a major recall shortly after launch due to a spherical aberration in its primary mirror, requiring a space mission to install corrective optics?

In the world of astronomy, even the most sophisticated instruments can have flaws. This poll explores a famous product recall that shook the astronomy community and changed how telescope manufacturers approach quality control. Test your knowledge of astronomy product history and see if you can identify this significant event that led to major improvements in telescope manufacturing standards.

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Hubble Space Telescope
James Webb Space Telescope
Spitzer Space Telescope
Chandra X-ray Observatory