He told Spotlight on America that the vulnerability of the GPS system isn't on the public's radar, but it should be. That's a ...

Northrop Grumman's navigation technology flew on Stratolaunch's Talon-A hypersonic glide vehicle, shown here, in two recent tests. (Stratolaunch) Two recent groundbreaking hypersonic test flights ...

The mission is AFRL's first major PNT demonstration since 1977, when it launched NTS-2 — a satellite that helped shaped the modern GPS constellation.

The Space Force operates the Global Positioning System satellite network to provide navigation services to ships, airplanes, ...