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Webb telescope fully deploys sunshield in mission milestone

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AFP

Washington (AFP) – The James Webb Space Telescope fully deployed its tennis-court sized sunshield Tuesday, a critical milestone for the success of its mission to study every phase of cosmic history, NASA said. “All five layers of the sunshield are fully tensioned,” said an announcer at the observatory’s control center in Baltimore, where team members cheered, a live feed showed. The 70-foot (21 meter) long, kite-shaped apparatus acts like a parasol, ensuring Webb’s instruments are kept in the shade so they can detect faint infrared signals from the far reaches of the Universe. Each of the laye…

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