The Last 3 of the Webb Telescope Flight Primary Mirror Segments (IMAGE)

NASA/Goddard Space Flight Center

The Last 3 of the Webb Telescope Flight Primary Mirror Segments

Caption

The last three of the 18 flight primary mirror segments arrived at NASA's Goddard Space Flight Center in Greenbelt, Md., on Dec. 16, 2013. After traveling across the country, the mirrors were prepped to enter a Goddard clean room for inspections.

Credit

NASA Goddard/Chris Gunn

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