WASHINGTON — The U.S. Space Force is starting work on a new ground control architecture for its future GPS constellation, applying lessons from the $6.27 billion OCX program that the Pentagon canceled earlier this year after 15 years of development.

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Sandra Erwin writes about military space programs, policy, technology and the industry that supports this sector. She has covered the military, the Pentagon, Congress and the defense industry for nearly two decades as editor of NDIA’s National Defense...