SOFIA's primary mirror assembly is lifted above wing level prior to its reinstallation in the telescope cavity of NASA's 747 airborne observatory Oct. 8, 2008.
October 8,2008
SOFIA’s primary mirror assembly is lifted above wing level prior to its reinstallation in the telescope cavity of NASA’s 747 airborne observatory Oct. 8, 2008.NASA Photo / Carla Thomas
ED08-0262-42