Q-CTRL’s Ironstone Opal is delivering reliable GPS backup navigation for the defense and aerospace industry. There are ...

Credit: U.S. Space Force The U.S. Space Force has taken delivery of the GPS Operating Control System (OCX), a software-centric upgrade to its existing ground control system built by Raytheon, an RTX ...

The pilots flying into Denver International Airport could tell something was wrong. In urgent calls to air traffic controllers, they reported that the Global Positioning System they used to navigate ...

Raytheon has completed a key test milestone in developing the U.S. Air Force’s next-generation GPS ground control segment, dubbed OCX, proving its ability to securely transfer information between ...

Does that APR, or approach mode key, on your autopilot somehow activate a GPS receiver so it can fly an approach? The answer is no, it doesn't. And if you're confused about that, you're not alone. And ...

One of the earliest radio navigation systems was Radio Direction Finding (RDF). Introduced in the 1920s, RDF allowed pilots to determine the direction of a ground-based radio transmitter.

Engineers at the University of South Australia have taken a page from the days of wooden sailing ships and developed a way for drones to navigate by the stars at night using simple, lightweight ...

The country’s GPS systems might be more vulnerable than you think — and the stakes are high. A Global Positioning System failure could affect transportation, banking and emergency operations. But ...