Ground crewmen shove the more than two-ton SOFIA primary mirror assembly in its transport crate into a C-17's cavernous cargo bay for shipment to NASA Ames.
ED08-0110-22May 1, 2008
Ground crewmen shove the more than two-ton SOFIA primary mirror assembly in its transport crate into a C-17’s cavernous cargo bay for shipment to NASA Ames.
NASA photo by Tony Landis