Which critical manufacturing challenge in the JWST supply chain required the development of entirely new production techniques that had never before existed?

The James Webb Space Telescope (JWST) represents one of the most complex supply chain and manufacturing challenges in scientific history. With components from 14 countries and over 300 universities, companies, and organizations involved, its development tested the limits of international scientific collaboration and precision manufacturing. Test your knowledge about this remarkable supply chain achievement that resulted in the most powerful space telescope ever built.

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Creating the 18 hexagonal beryllium mirror segments that can withstand temperatures near absolute zero
Developing the radiation-resistant computer systems that operate the telescope's instruments
Manufacturing the five-layer sunshield material that keeps the telescope at -233°C
Producing the infrared sensor arrays that can detect light from the earliest galaxies