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Positioning, Navigation, and Timing (PNT) Satellites

US PNT Satellites (GPS)


2014 – GPS

The number of U.S. GPS satellites remained relatively unchanged from 2013, with ## orbiting the Earth. The composition of GPS satellite generations within the constellation changed, as the United States…

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2008 – GPS

The U.S. Navigation Signal Timing and Ranging Global Positioning System (NAVSTAR GPS or GPS) is the only fully operational satellite-based navigation network. Best known from its widespread commercial applications, the…

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2009 – GPS

The U.S. Navigation Signal Timing and Ranging Global Positioning System (NAVSTAR GPS or simply GPS) was developed and deployed by the U.S. Air Force and remains the only fully operational…

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2010 – GPS

PNT satellites send signals from space to receivers, which can determine their positions so long as they can see at least three PNT satellites. In addition to the primary PNT…

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2011 – GPS

Although many generically use the term “GPS” to refer to the overall concept of satellite-based navigation, this acronym only refers to one specific network. The U.S. Navigation Signal Timing and…

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2012 – GPS

To many consumers, all satellite-based navigation is synonymous with the term “GPS,” but this acronym only refers to one specific network. The U.S. Navigation Signal Timing and Ranging Global Positioning…

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2013 – GPS

To many, all satellite-based navigation is synonymous with the term “Global Positioning System” or “GPS.” However, this acronym only refers to one specific network: the U.S. Navigation Signal Timing and…

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Infrastructure: Space Infrastructure – TSR 2015

Infrastructure: Space Infrastructure - TSR 2015 examines global human spaceflight operations, launch vehicles from all spacefaring nations, communications satellite constellations, PNT satellites, Earth observation and remote sensing satellites, defense satellites,…

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Infrastructure: Space Infrastructure – TSR 2014

Infrastructure: Space Infrastructure - TSR 2014 examines global human spaceflight operations to include both the Chinese and US space stations, launch vehicles from all spacefaring nations, communications satellite constellations, PNT…

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