HUNTSVILLE, Ala. – Recently, six James Webb Space Telescope beryllium mirror segments completed a series of cryogenic tests at the X-ray & Cryogenic Facility at NASA’s Marshall Space Flight Center in ...
Engineers and technicians guide six James Webb Space Telescope’s mirror segments off the rails after completing final cryogenic testing this week at Marshall. (NASA/Emmett Given) The first six of 18 ...
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