When the Hubble Space Telescope was first deployed in 1990, engineers discovered a critical flaw that severely impacted image quality. What was this famous product defect?

The Hubble Space Telescope revolutionized our understanding of the universe, but its launch wasn't without challenges. This telescope, a collaboration between NASA and the European Space Agency, has provided some of the most stunning and scientifically valuable images of deep space. Test your knowledge about this iconic product innovation that transformed astronomy and our perspective of the cosmos!

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The primary mirror had been ground to the wrong specification, creating spherical aberration
The solar panels failed to deploy properly, limiting power to imaging systems
The main camera's sensor was installed backwards, causing inverted images
The telescope's gyroscopes were miscalibrated, preventing stable pointing