NASA said that all of the mirrors that will fly aboard its James Webb Space Telescope (JWST) have been polished. Northrop Grumman [NOC] is the prime contractor for JWST to NASA's Goddard Space Flight Center in Greenbelt, Md. "Webb's mirror polishing always was considered the most challenging and important technological milestone in the manufacture of the telescope, so this is a hugely significant accomplishment," said Lee Feinberg, Webb Optical Telescope manager at NASA's Goddard Space Flight Center. The mirrors were…
NASA Completes Mirror Polishing For Webb Telescope
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