Major sunshield test for @NASAWebbTelescp by @NorthropGrumman unfolds seamlessly: http://go.nasa.gov/1rPCHrW pic.twitter.com/1B3tZ8iriw
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@WimVO @NASA @northropgrumman It on the way to L2: http://youtu.be/bTxLAGchWnA All systems are designed to survive micrometeoroid impacts.