NASA's two modified Boeing 747 Shuttle Carrier Aircraft 905 (lower left) and 911 (upper right) were captured by photographer Carla Thomas as they flew in formation over the edge of Rogers Dry Lake on Edwards Air Force Base.
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NASA’s two modified Boeing 747 Shuttle Carrier Aircraft 905 (lower left) and 911 (upper right) were captured by photographer Carla Thomas as they flew in formation over the edge of Rogers Dry Lake on Edwards Air Force Base. NASA 905 was on a post-maintenance functional check flight, while NASA 911 was aloft on a pilot proficiency flight.August 2, 2011
NASA Photo / Carla Thomas