U.S. Air Force approves Lockheed Martin's SBIRS ground system
Tuesday, December 6, 2016 - 16:31
in Astronomy & Space
Ryan MaassBUCKLEY AIR FORCE BASE, Colo., Dec. 6 (UPI) -- The U.S. Air Force has signed off on Lockheed Martin's planned Space Based Infrared System ground system.