COLORADO SPRINGS — A pair of Lockheed Martin cubesats that flew to geostationary Earth orbit in November performed maneuvers in close proximity and demonstrated other technologies for in-orbit servicing operations, company officials said April 17.

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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...