![Inside NASA's Goddard Space Flight Center's massive clean room in Greenbelt, Maryland, the ninth flight mirror was installed onto the telescope structure with a robotic arm on December 23, 2015. This marks Inside NASA's Goddard Space Flight Center's massive clean room in Greenbelt, Maryland, the ninth flight mirror was installed onto the telescope structure with a robotic arm on December 23, 2015. This marks](https://c8.alamy.com/comp/W0MNXJ/inside-nasas-goddard-space-flight-centers-massive-clean-room-in-greenbelt-maryland-the-ninth-flight-mirror-was-installed-onto-the-telescope-structure-with-a-robotic-arm-on-december-23-2015-this-marks-the-halfway-completion-point-for-the-james-webb-space-telescopes-segmented-primary-mirror-engineers-worked-tirelessly-to-install-the-ninth-primary-flight-mirror-onto-the-telescope-structure-the-james-webb-space-telescope-is-the-scientific-successor-to-nasas-hubble-space-telescope-it-will-be-the-most-powerful-space-telescope-ever-built-webb-is-an-international-project-led-by-nasa-with-W0MNXJ.jpg)
Inside NASA's Goddard Space Flight Center's massive clean room in Greenbelt, Maryland, the ninth flight mirror was installed onto the telescope structure with a robotic arm on December 23, 2015. This marks
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Attached to the “robot arm” the Hubble Space Telescope is unberthed and... | Download Scientific Diagram
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The Nail-Biting Journey of NASA's James Webb Space Telescope Is About to Begin - Scientific American
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