A Northrop Grumman engineer checks that the sunshield for NASA's James Webb Space Telescope unfolds properly before it has to do so in space. (Fortunately, it does.) [NASA]
via Gizmodo http://ift.tt/YYl3GN http://ift.tt/1uiIo20
A Northrop Grumman engineer checks that the sunshield for NASA's James Webb Space Telescope unfolds properly before it has to do so in space. (Fortunately, it does.) [NASA]
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