Phase Four technician Josh Lopez integrates two Maxwell Block 1 top level assemblies during Phase Four's second production run. After integration, the engines moved to software acceptance testing. Credit: Phase Four

WASHINGTON — At a virtual pitch event Aug. 19, the U.S. Space Force selected 19 companies that each will receive $1.7 million Small Business Innovation Research Phase 2 contracts. 

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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...