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GPS Enters Most Advanced Phase Yet

December 11, 2025

1 min read

Key Takeaways

The GPS constellation remains vital and resilient.
GPS III and IIIF satellites bring advanced capabilities.
Modernization enhances accuracy and security.
RMP and SAR payloads expand humanitarian role.

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Strategic Implications

The modernization of GPS may indicate the US Space Force's commitment to maintaining a robust navigation system. The introduction of RMP and SAR capabilities could strengthen the US military's position in contested regions and enhance its ability to support commercial aviation. However, the pace of modernization may also raise questions about the long-term sustainability of the constellation and the potential for technological obsolescence.

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What Happened

Lockheed Martin Sees GPS as Vital to Global Economy and Defense Infrastructure

The US Space Force operates a constellation of GPS satellites across four generations, with modernization efforts underway to enhance accuracy, security, and resilience. Lockheed Martin is leading the development of GPS III and IIIF satellites, which will bring advanced capabilities such as RMP and SAR payloads. The company’s Vice President of Navigation Systems, Malik Musawwir, emphasizes the importance of GPS to the global economy and defense infrastructure.

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