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How NASA Built The Most Complex Mirror In History

The James Webb Space Telescope will be launched on 18 December 2021. It’s the biggest and the most complex space telescope built to date and is the successor of the Hubble Space Telescope. The James Webb telescope will primarily work on the infrared region of the electromagnetic spectrum.

Its primary mirror is made of 18 smaller hexagonal segments. But what is the science behind the golden mirrors of the James Webb Space Telescope and how is it different from the Hubble Space Telescope?

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