Visitors deplane from the SOFIA flying observatory during its weekend visit to NASA's Ames Research Center at Moffett Field, Calif., where the observatory's astronomical science missions are managed.
ACD11-0183-104
Visitors deplane from the SOFIA flying observatory during its weekend visit to NASA’s Ames Research Center at Moffett Field, Calif., where the observatory’s astronomical science missions are managed.October 15, 2011
NASA / Dominic Hart