Northrop Grumman Group (NOC) CEO Kathy Warden on Q1 2021 Results - Earnings Call TranscriptSeeking Alpha • 04/29/21
Northrop Grumman (NOC) Q1 Earnings and Revenues Surpass EstimatesZacks Investment Research • 04/29/21
Another milestone for in-space servicing as Northrop Grumman gives aging satellite new lifeTechCrunch • 04/12/21
Northrop Grumman and Intelsat Make History with Docking of Second Mission Extension Vehicle to Extend Life of SatelliteGlobeNewsWire • 04/12/21