Buckley Space Force Base is a United States Space Force base in Aurora, Colorado named after United States Army Air Service First Lieutenant John Harold Buckley. The base is run by Space Base Delta 2, with major units including the U.S. Space Force's Space Delta 4, the Colorado Air National Guard's 140th Wing, the Denver Naval Operations Support Center, and the National Reconnaissance Office's Aerospace Data Facility-Colorado.
The 50th Wing is an inactive United States Air Force wing.
The Colorado Air National Guard (CO ANG) is the aerial militia of the State of Colorado, United States of America. It is, along with the Colorado Army National Guard, an element of the Colorado National Guard. The units of the Colorado Air National Guard are not in the normal United States Air Force or United States Space Force chain of command. They are under the jurisdiction of the Governor of Colorado through the office of the Colorado Adjutant General unless they are federalized by order of the President of the United States. The Colorado Air National Guard is headquartered in Centennial, and its commanders are currently Major General Laura Clellan as The Adjutant General (TAG) of Colorado and Brigadier General D. Michah Fesler as the Assistant Adjutant General for Air (ATAG-Air) and Commander, Colorado Air National Guard (COANG/CC).
The 21st Wing is an inactive wing of the United States Air Force.
The United States Space Force's 4th Electromagnetic Warfare Squadron is an offensive space electromagnetic warfare unit formerly located at Holloman Air Force Base, New Mexico, stood up operations 1 July 2014 at Peterson Space Force Base, Colorado.
The 3rd Space Operations Squadron is a United States Space Force unit responsible for conducting on-orbit operations. It is located at Schriever Space Force Base, Colorado.
The United States Space Force's 4th Space Operations Squadron is a satellite operations unit located at Schriever Space Force Base, Colorado. 4 SOPS is part of Space Delta 8 and responsible for command and control of the Milstar/Advanced Extremely High Frequency, Defense Satellite Communications System Phase III, and Wideband Global SATCOM satellite constellations. The 4th Space Operations Squadron's mission is to operate the Space Force's protected and wideband MILSATCOM systems. They provide warfighters global, secure, survivable, strategic and tactical communication during peacetime and throughout the full spectrum of conflict. The squadron also operates three mobile constellation control stations at various locations in conjunction with host partners. At higher readiness levels and during exercises, these personnel deploy with U.S. Strategic Command and U.S. Northern Command respectively.
The 5th Expeditionary Space Operations Squadron is an expeditionary satellite operations unit of the United States Air Force, assigned to the Air Force Space Command for activation or inactivation as required.
The United States Air Force's 1st Expeditionary Space Control Squadron is a provisional squadron attached to the 21st Space Wing at Peterson Air Force Base, Colorado.
The 16th Electromagnetic Warfare Squadron is an active United States Space Force unit, stationed at Peterson Space Force Base, Colorado as part of the Space Delta 3. The squadron protects critical satellite communication links to detect, characterize, geolocate and report sources of electromagnetic interference on US military and commercial satellites. The squadron also provides combat-ready crews to deploy and employ defensive space electromagnetic warfare capabilities for theater combatant commanders. The squadron is Air Force Space Command's first defensive counterspace unit.
The 140th Wing is a unit of the Colorado Air National Guard, stationed at Buckley Space Force Base, Aurora, Colorado. If activated to federal service, the Wing is gained by the United States Air Force Air Combat Command.
The 76th Fighter Squadron is a United States Air Force Reserve unit. It is assigned to the 476th Fighter Group and stationed at Moody Air Force Base, Georgia. The squadron is equipped with the Fairchild Republic A-10C Thunderbolt II attack fighter.
The United States Air Force's 114th Electromagnetic Warfare Squadron (EWS) is a Florida Air National Guard unit located at Cape Canaveral Space Force Station, Florida. It is operationally gained by the United States Space Force.
The 2nd Space Warning Squadron is part of the Space Delta 4 at Buckley Space Force Base, Colorado. It operates the Space-Based Infrared System satellites conducting global monitoring for significant infrared events.
The 233d Space Group (233SG) is a unit of the Colorado Air National Guard located at Greeley Air National Guard Station, Greeley, CO. The 233d Space Group provides immediate, worldwide missile warning as well as space launch and detection in the event of an attack against the United States. If activated to federal service, the Wing is gained by the United States Air Force or United States Space Force depending on decisions made in the hopefully near future by military leaders and Congress.
The 4th Space Warning Squadron is an active United States Air Force Reserve Command unit, formerly located at Holloman Air Force Base, New Mexico, and now located at Buckley Space Force Base. The unit was activated on 3 August 2019. It was previously activated in May 1992 as the 4th Space Communications Squadron, when it took over the mission and personnel of the 4th Satellite Communications Squadron, before being inactivated in March 1996. The squadron's primary mission is to provide mobile Defense Support Program support in case of hostilities.
The 50th Operations Group was a subordinate unit of the 50th Space Wing, and assigned to Air Force Space Command from 1991-2019. The group, redesignated as Space Delta 8 on 24 Jul 2020 is stationed at Schriever Space Force Base, previously Schriever Air Force Base, Colorado.
Space Delta 2 is the United States Space Force's space domain awareness and space battle management delta and is headquartered at Peterson Space Force Base, Colorado. Space Delta 2 tracks and monitors all human made objects from low Earth orbit to geosynchronous orbit and further out to deep space. It also partners with the National Oceanic and Atmospheric Administration to provide weather satellite observation for the U.S. Armed Forces. It consists of the 15th Space Surveillance, 18th Space Defense Squadron, 19th Space Defense Squadron, and 20th Space Surveillance Squadron.
Space Delta 3 is a United States Space Force unit responsible for presenting operational combat-ready space electromagnetic warfare forces in support of assigned missions. It is headquartered at Peterson Space Force Base.
Space Delta 6 is a United States Space Force unit which assures access to space through the $6.8 billion Satellite Control Network and defensive cyberspace capabilities for space mission systems.
United States 
United States Air Force 
