Northrop Grumman [NOC] said it successfully completed payload integration and the ambient functional test of the Air Force's Space Based Infrared System's (SBIRS) third highly elliptical orbit (HEO-3) payload. "The HEO-3 payload is on track to provide the same high-quality global persistent infrared surveillance capabilities as its predecessors," said Stephen Toner, vice president of Northrop Grumman's Military and Civil Space business unit. Lockheed Martin [LMT] is the SBIRS prime contractor; Northrop Grumman is the payload integrator. "The completion of this…
Northrop Grumman Reports Successful SBIRS Payload Tests
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