Air Force Space Command

Air Force Space Command, activated Sept. 1, 1982, was a major command with headquarters at Peterson Air Force Base, Colorado. AFSPC provided military focused space capabilities with a global perspective to the joint warfighting team.

Space and Missile Systems Center

The Space and Missile Systems Center, a subordinate unit of U.S. Space Force, is the center of technical excellence for developing, acquiring, fielding and sustaining military space systems. SMC's mission is to deliver resilient and affordable space capabilities. The center is responsible for on-orbit check-out, testing, sustainment and maintenance of military satellite constellations and other Department of Defense space systems.