Thursday, 4 February 2016

NASA's James Webb Space Telescope Primary Mirror Fully Assembled

The 18th and final primary mirror segment is installed on what will be the biggest and most powerful space telescope ever launched. The final mirror installation Wednesday at NASA’s Goddard Space Flight Center in Greenbelt, Maryland marks an important milestone in the assembly of the agency’s James Webb Space Telescope.

from NASA Breaking News http://ift.tt/1SKVgdc
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