Science
James Webb needs a five-layer sunshield
HERE’S THE INTERESTING PART
To observe the coldest depths of the cosmos, you need a spectacularly ridiculous sunshade. This premier observatory unfolded five layers of ultra-thin, coated material in deep space to permanently block the blazing heat of the sun. Without this massive reflective umbrella, its hyper-sensitive infrared cameras would be completely blinded by its own operational warmth.
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