WASHINGTON — A constellation of about 40 geolocation satellites operated by Spire Global is collecting data used by the U.S. Space Force to detect GPS jamming, an issue now gaining worldwide attention due to Russia’s use of electronic warfare tactics in the run-up to the invasion of Ukraine.

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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...