Which telescope's 1990 product launch was initially considered a marketing disaster due to a flawed mirror, but later became one of astronomy's greatest brand redemption stories after a repair mission?

The astronomy industry has seen remarkable product innovations that transformed how we observe and understand the cosmos. Beyond scientific breakthroughs, some astronomical products have achieved legendary status through brilliant marketing strategies and product launches. This poll tests your knowledge about a pivotal moment in astronomy retail history that dramatically increased public engagement with space observation.

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