Webb space telescope secondary mirror installed

Greenbelt MD (SPX) Mar 13, 2016

The sole secondary mirror that will fly aboard NASA’s James Webb Space Telescope was installed onto the telescope at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, on March 3, 2016. The Webb telescope uses many mirrors to direct incoming light into the telescope’s instruments. The secondary mirror is called the secondary mirror because it is the second surface the light from the cosm —> Read More

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