Satellite navigation has revolutionized the way we traverse our world—guiding everything from automobile journeys to global air travel, from everyday smartphone applications to precision military operations. Yet even as the United States’ Global Positioning System (GPS) has become a household name, the future of navigation is expanding far beyond it. New global and regional systems, advanced augmentation methods, innovative hybrid techniques, and even lunar positioning initiatives promise to redefine the art and science of navigation. This article explores these trends, delving into emerging technologies, their applications, challenges, and the transformative impact on industries and everyday life. 1. Introduction For decades, GPS has been synonymous with satellite navigation. Developed by the U.S. Department of Defense, its constellation of satellites, ground control networks, and user equipment has served millions of users around the globe. However, as our reliance on positioning, na...
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