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  • 721st Operations Support Squadron

    The 721st Operations Support Squadron is assigned to the 721st Operations Group, 21st Space Wing, Peterson Air Force Base, Colo. The unit includes active duty Air Force Airmen, Department of Defense civilians, and contract support personnel.
  • 721st Operations Group

    The 721st Operations Group is a component of the protect and defend force structure and is responsible for the mission of Space Electronic Warfare (EW) to operate electronic attack, electronic protection and electronic warfare support capabilities. The protect and defend force structure was created to improve readiness, strengthen operating concepts and tactics, institutionalize the Air Force culture for space warfighting, and streamline force presentation for the Major Warfighting Functional areas.
  • 5th Space Control Squadron

    The 5th Space Control Squadron provides space control effects for the Commander, U.S. Space Command and other Joint Force Commanders, as directed. The squadron is assigned to the 721st Operations Group, 21st Space Wing, Peterson Air Force Base, Colo.
  • 21st Contracting Squadron

    21st CONTRACTING SQUADDRONCommanders: Lt. Col. Scott D. Schofield (Peterson Air Force Base, Colorado) and Maj. Jamie M. Porchia (Det 1, U.S. Embassy Copenhagen, Denmark) MISSIONDevelop and execute business solutions to support combined global capabilities to defend the homeland and enable space combat operations. EQUIPMENT AND FACILITIESThe
  • 21st Logistics Readiness Squadron

    21st LOGISTICS READINESS SQUADRONCommander: Lt. Col. Joshua M. SchaadMISSIONThe mission of the 21st Logistics Readiness Squadron supports full spectrum worldwide logistics; supporting mission success in air, space, cyberspace and on land.EQUIPMENTThe 21st Logistics Readiness Squadron executes it’s mission utilizing a combination of vehicles,
  • 21st Communications Squadron

    21st COMMUNICATIONS SQUADRONCommander: Lt. Col. Thomas HamlynMISSIONDeliver communications and information to win today’s fight.EQUIPMENT AND FACILITESThe squadron uses Defense Red Switch, Military Strategic and Tactical Relay, Land Mobile Radios, and network server infrastructure equipment to achieve their mission on Peterson Air Force Base,
  • RAF Fylingdales, U.K.

    The U.S. Air Force presence at Royal Air Force Fylingdales, U.K., is a liaison officer who reports through the 21st Operations Group. The USAFLO is a bridge to U.S. operations, maintaining mission ready status and advising the RAF station commander on U.S. Air Force operational issues. The USAFLO also serves as the quality assurance evaluator for
  • 20th Space Control Squadron

     The mission of the 20th Space Control Squadron (20 SPCS) is to execute multiplatform, tactical space warfighting domain characterization, recognition, and responsiveness to achieve 21st Space Wing and United States Strategic Command (USSTRATCOM) intent.  20 SPCS uses a global network of near-earth and deep-space weapons systems to conduct space
  • 13th Space Warning Squadron

    The 13th Space Warning Squadron is located on Clear Air Force Station, an 11,500-acre subarctic remote installation 80 miles southwest of Fairbanks, Alaska.  The squadron is a geographically separated unit (GSU) of the 21st Space Wing, Peterson Air Force Base, CO. MISSION - Provides combat capabilities through missile warning and space surveillance
  • 12th Space Warning Squadron

    The 12th Space Warning Squadron (12 SWS) operates the Upgraded Early Warning Radar (UEWR), formerly the Ballistic Missile Early Warning System (BMEWS) - Site I, at Thule Air Base, Greenland. MISSION UEWR is an AN/FPS-132, two-sided, solid-state phased-array radar system used to perform multiple missions.       12 SWS has three missions:  Missile
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Pave PAWS Radar

PAVE PAWS is an Air Force Space Command radar system operated by three 21st Space Wing squadrons for missile warning and space surveillance. PAVE PAWS radars are located at Cape Cod Air Force Station, Mass., Beale Air Force Base, Calif., and Clear AFS, Alaska. Read full Pave PAWS factsheet Click here for more information.



The AN/FPS-85 Phased Array Space Surveillance Radar provides space situational awareness for U.S. Strategic Command's space control mission area. It is one of 29 sensors that comprise the global Space Surveillance Network (SSN), and is the only phased array radar dedicated to space surveillance. Read the full AN/FPS-85 fact sheet Click here for more information.



Ground-Based Electro-Optical Deep Space Surveillance System, or GEODSS, plays a vital role in tracking deep space objects.
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