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  1. Global Positioning System - Wikipedia

    It provides critical positioning capabilities to military, civil, and commercial users around the world. Although the United States government created, controls, and maintains the GPS system, it is …

  2. GPS | Definition, Types, Uses, & Facts | Britannica

    Sep 2, 2025 · GPS, space-based radio-navigation system. A GPS receiver operated by a user on Earth measures the time it takes radio signals to travel from four or more satellites, calculates …

  3. How Does GPS Work? | NASA Space Place – NASA Science for Kids

    Sep 25, 2025 · GPS is a system of 30+ navigation satellites circling Earth. We know where they are because they constantly send out signals. A GPS receiver in your phone listens for these …

  4. What is a GPS? How does it work? - Library of Congress

    Nov 19, 2019 · One way to track them would be to have a GPS receiver installed in the car! The GPS, or Global Positioning System, is one of the hottest technologies around, and no wonder.

  5. GPS - National Geographic Society

    Oct 3, 2025 · A global positioning system (GPS) is a network of satellites and receiving devices used to determine the location of something on Earth. Some GPS receivers are so accurate …

  6. What is GPS? - NOAA's National Ocean Service

    GPS stands for Global Positioning System, and it lets us know where we are and where we are going anywhere on Earth. We still need objects in the sky to know where we are and how we …

  7. Global Positioning System (GPS) Overview | Navigation Center

    GPS permits land, sea, and airborne users to determine their three-dimensional position, velocity, and time 24 hours a day, in all weather, anywhere in the world with precision and accuracy far …

  8. GPS for Mapping | GPS.gov

    GPS for Mapping The most effective way to achieve a robust and globally consistent continental reference system is through the technology of the Global Positioning System (GPS). The …

  9. GPS: What is it and how does it work? | Space

    Dec 6, 2022 · GPS is a vital space-based technology that keeps us on the right track. (Image credit: Yuichiro Chino via Getty Images) How does it work? GPS stands for Global Positioning …

  10. What is GPS? | NovAtel

    What is GPS and how does it work? The Global Positioning System (GPS) is a satellite constellation supporting highly accurate positioning, navigation and timing (PNT) …