Which critical supply chain challenge caused the most significant delay in the James Webb Space Telescope's production timeline?

The James Webb Space Telescope (JWST) represents one of the most complex scientific instruments ever built, requiring an extraordinary supply chain spanning multiple countries and decades of development. This groundbreaking observatory faced numerous production delays, budget overruns, and technical challenges before its successful launch in December 2021. Test your knowledge about the incredible supply chain journey behind this astronomical marvel that's now revealing unprecedented views of our universe.

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Sunshield membrane tearing during tensioning tests
Primary mirror beryllium shortage from mining disruptions
Cryocooler manufacturing defects from European suppliers
Solar panel efficiency failures during final testing