SUNNYVALE, Calif., September 28, 2005 -- Lockheed Martin [NYSE: LMT] today announced the successful delivery of its second Highly Elliptical Orbit (HEO 2) payload, a critical element of the nation's next-generation missile warning system, known at the Space-Based Infrared System (SBIRS) program. The payload ultimately will be integrated with a host satellite and launched into a highly elliptical orbit to globally scan for, detect and report missile launches and other infrared events of military interest. Lockheed Martin Space Systems, Sunnyvale, Calif., the SBIRS prime contractor, and its subcontractor Northrop Grumman Electronic Systems, Azusa, Calif., built the two HEO payloads for...