Testing #JWST test hardware, in this case equipment that simulates our MIRI instrument: http://go.nasa.gov/191gr4W pic.twitter.com/hm5YLLsVnA
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Testing #JWST test hardware, in this case equipment that simulates our MIRI instrument: http://go.nasa.gov/191gr4W pic.twitter.com/hm5YLLsVnA
