Illustration of LEO missile warning satelliteCredit:Rocket Lab

WASHINGTON — Three missile-tracking satellite programs have cleared key design reviews as the Space Force builds out new sensor constellations in low and medium Earth orbit.

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Sandra Erwin

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...More by Sandra Erwin