A technician guides SOFIA's primary mirror assembly into the aircraft's telescope cavity completing the mirror reinstallation following its initial coating

A technician guides SOFIA's primary mirror assembly into the aircraft's telescope cavity completing the mirror reinstallation following its initial coating.

A technician guides SOFIA's primary mirror assembly into the aircraft's telescope cavity completing the mirror reinstallation following its initial coating.

Photographer NASA/Carla Thomas
Location AFRC
SOFIAStratospheric Observatory for Infrared Astronomy747 airborne observatoryprimary mirror assemblyinstallationtelescope cavity