2017年3月15日 星期三

NASA's Webb Telescope Ghostly 'Lights Out' Inspection


The technicians who are inspecting the telescope and its expansive golden mirrors look like ghostly wraiths in this image as they conduct a "lights out inspection" in the Spacecraft Systems Development and Integration Facility (SSDIF) at NASA's Goddard Space Flight Center in Greenbelt, Maryland. via NASA http://ift.tt/2n006uB

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