Built by Northrop Grumman Corporation in support of the Missile Defense Agency, two demonstration Space Tracking and Surveillance System satellites successfully completed their missions and have been retired.
Airborne ISR
![plane on tarmac](/_next/image?url=https%3A%2F%2Fcdn.northropgrumman.com%2F-%2Fjssmedia%2FProject%2FNorthrop-Grumman%2Fngc%2Fwhat-we-do%2Fair%2Fairborne-isr%2Fairborne-isr-hero-image-facebook-2024.jpg%3Frev%3Dfbd18bd50a9c4d8d96a7bfde47853ee1&w=1080&q=75)
Northrop Grumman’s approach to advancing Airborne Intelligence, Surveillance and Reconnaissance (ISR).