For decades, the United States treated satellite navigation as a quiet monopoly, with GPS embedded in everything from ...

June 10, 2024: Once more, the Russian GLONASS is in trouble. The problem is a familiar one, too many GLONASS satellites are ending their service lives, usually seven years, and Roscosmos, the Russian ...

A further step towards the deployment of Europe’s Galileo global navigation satellite system was taken tonight, with the successful launch of ESA’s second Galileo In-Orbit Validation Element (GIOVE-B) ...

While serving on the National Security Council staff in the Biden administration, I was tasked with strengthening the resilience of U.S. critical infrastructure, namely its reliance on GPS for ...

No audio available for this content. The Russian satellite navigation system is experiencing tough times as Western sanctions and Russia’s ever-growing international isolation seriously complicate its ...

WASHINGTON — A recently launched Indian navigation satellite is stranded in a transfer orbit after the failure of its onboard propulsion system and could soon renter. The Indian Space Research ...

With satellite signals unavailable, navigation apps stopped functioning properly, ride-hailing services struggled, food deliveries slowed, and drones were forced to stay grounded.

GPS is the best technology for tracking the location and movement of any object anywhere in the world. GPS stands for “Global Positioning System,” and refers to a worldwide network of satellites, ...

Our everyday GPS struggles in “urban canyons,” where skyscrapers bounce satellite signals, confusing even advanced navigation systems. NTNU scientists created SmartNav, combining satellite corrections ...

Far above your head, constellations of satellites are working constantly to provide the positioning, navigation, and timing systems that quietly run modern life. Known as the global navigation ...

Global Navigation Satellite Systems (GNSS) underpin modern positioning and navigation, integrating signals from multiple satellite constellations such as GPS, GLONASS, Galileo and BeiDou. Recent ...

Urban environments present unique challenges for GNSS, which is the backbone of many navigation applications including smartphones and autonomous vehicles. The performance of GNSS systems deteriorates ...