LOS ANGELES AIR FORCE BASE, El Segundo, Calif. — The U.S. Air Force Global Positioning System (GPS) IIF-4 satellite is ready for launch aboard a United Launch Alliance Atlas V Launch Vehicle on May 15 ...

Aerojet’s liquid second-stage engine helped power the Boeing Delta II launch vehicle and its Global Positioning System (GPS) satellite into orbit today for the U.S. Air Force from Cape Canaveral Air ...

The Michibiki No. 5 satellite that Japan's H3 rocket failed to put into orbit on Dec. 22 was supposed to form part of a ...

Global Navigation Satellite System (GNSS) positioning techniques have evolved significantly over recent decades, spanning from traditional single-frequency methods to advanced multi-constellation and ...

Japan’s science and technology ministry said the launch of an H3 rocket on December 22 ended up failing as it could not ...

The positioning, navigation, and timing (PNT) information is fundamental to modern information systems. Over the years, people have invented many navigation systems to get PNT information, whereas ...

A Japanese H3 rocket carrying the sixth satellite in a seven-orbiter geolocation system failed to deliver its payload into orbit after liftoff on Monday, the country's science ministry said. The Japan ...

Japan’s flagship H3 rocket has suffered a fresh setback, with an engine failure in its upper stage cutting short a ...

TOKYO (Reuters) - Japan launched a rocket carrying a satellite with a local version of the U.S. global positioning system (GPS) on Thursday, which is expected to increase the precision of location ...

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