An H3 launch failure in December may have been caused by an unusual event that led to the satellite separating from the rocket prematurely.

The H3 failed during its debut launch in March 2023 but bounced back with five consecutive successes — until Sunday night. JAXA has set up a task force headed by agency chief Hiroshi Yamakawa to help ...

Japan’s H3 rocket suffered engine trouble on December 22, 2025, and failed to place a Japanese navigation satellite into ...

Japan’s latest attempt to expand its homegrown navigation network ended abruptly when the Michibiki 5 satellite launch was halted in the final moments of the countdown, turning what was meant to be a ...

CEDARVILLE — The United States launched the experimental GPS satellite NTS-3 in mid-August from Cape Canaveral Space Force Station, marking the first such launch in nearly 50 years. The Navigation ...

Global navigation satellite systems (GNSS) are vital for positioning autonomous vehicles, buses, drones, and outdoor robots. Yet its accuracy often degrades in dense urban areas due to signal blockage ...

Global Navigation Satellite Systems (GNSS) have revolutionised location-based services by providing positioning information through satellite signals. In urban environments, however, positioning ...

Satellite technology has become a cornerstone of commercial aviation, enhancing navigation precision, in-flight connectivity, and operational efficiency. From GPS augmentation systems to real-time ...

In modern cities, finding your exact location can be surprisingly unreliable. Tall buildings bend, block, and reflect satellite signals, turning navigation into a guessing game. Streets become signal ...