Exercise Red Flag is a two-week advanced aerial combat training exercise held several times a year by the United States Air Force (USAF). It aims to offer realistic air-combat training for military pilots and other flight crew members from the United States and allied countries.
The 527th Space Aggressor Squadron is a United States Space Force unit assigned to the Space Training and Readiness Command. The unit traces its lineage to the 312th Bombardment Squadron (Light) constituted in 1942. It presents realistic adversary threats to US and allied military forces to improve their training for space-associated operations. It is stationed at Schriever Space Force Base, Colorado. Its present form dates from its activation as part of the United States Air Force in 2000. That year it was activated as part of the Space Warfare Centre, but it was then transferred to the 57th Adversary Tactics Group in 2006. The mission was augmented with the activation of a United States Air Force Reserve associate unit, the 26th Space Aggressor Squadron, on 1 October 2003. With the formation of the Space Force in 2019, the squadron was part of the second wave of transfers and reorganizations which took place in mid-2020. It was realigned under Space Delta 11 upon that organizations activation in 2021.
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 328th Weapons Squadron is the United States Space Force's weapons school. Assigned to Space Training and Readiness Command's Space Delta 1 and located at Nellis Air Force Base, Nevada, the squadron offers the Space Superiority Weapons Instructor Course and the Space Warfighter Advanced Instructor Course. Students undergo five to six months of rigorous advanced training, after which they become weapons officers, a reservoir of tactical and operational knowledge.
The 57th Wing is an operational unit of the United States Air Force (USAF) Warfare Center, stationed at Nellis Air Force Base, Nevada.
The 1st Test and Evaluation Squadron is a United States Space Force test and evaluation unit, located at Schriever Space Force Base, Colorado. The squadron is tasked with testing and evaluation of command and control systems for Space Operations Command.
The 25th Space Range Squadron is a squadron of the United States Space Force. It is assigned to the Space Delta 11 at Schriever Space Force Base, Colorado, US. The 25th operates the Space Test and Training Range along with the 379th Space Range Squadron of the United States Air Force Reserve.
The 3rd Test and Evaluation Squadron is a space test and evaluation unit located at Schriever Space Force Base in Colorado.
The 57th Operations Group is the operational component of the 57th Wing, assigned to the United States Air Force's Air Combat Command. The group is stationed at Nellis Air Force Base, Nevada.
The 57th Adversary Tactics Group was the flying component of the 57th Wing, assigned to the United States Air Force Air Combat Command. The group was stationed at Nellis Air Force Base, Nevada, prior to being merged with the 57th Operations Group on 31 March 2020.
The 17th Test and Evaluation Squadron is a United States Space Force test and evaluation unit, located at Schriever Space Force Base, Colorado. The squadron is tasked with testing and evaluating space systems and associated support equipment.
The United States Space Force's 392d Combat Training Squadron was an intercontinental ballistic missile training unit at Vandenberg Air Force Base, California. Its first predecessor was the 592d Bombardment Squadron, which trained aircrews on Boeing B-17 Flying Fortresses during World War II. Its second predecessor was the 392d Missile Training Squadron, which conducted training, primarily for Royal Air Force launch crews, on the PGM-17 Thor missile at Vandenberg from 1958 to 1963. The two squadrons were consolidated in 1985 and activated again in 1993 to train missile crews at Vandenberg. The squadron was inactivated in 2010.
The Space Training and Readiness Delta (Provisional) (STAR Delta (P)) was a United States Space Force unit responsible for the training and education of space professionals, as well as the development of space warfighting doctrine. It was a component of Space Operations Command and was headquartered at Peterson Space Force Base, Colorado.
Space Training and Readiness Command is the United States Space Force's education, training, doctrine, and test field command. It is headquartered at Peterson Space Force Base, Colorado.
The United States Space Force is organized by different units: the Space Staff, the field commands, and the space deltas.
Space Delta 13 is a United States Space Force unit responsible for space education. It offers advanced and developmental space education courses for the Space Force and its joint and allied partners. It was established on 23 August 2021 following the establishment of the Space Training and Readiness Command, the field command to which it reports. It is temporarily headquartered at Maxwell Air Force Base, Alabama, but its final location requires a base selection process.
Space Delta 11 is a United States Space Force unit responsible for space range and aggressor. It conducts live and virtual training and operations for test and training requirements. It was established on 23 August, 2021 following the establishment of the Space Training and Readiness Command (STARCOM), the field command to which it reports. It is temporarily headquartered at Schriever Space Force Base, Colorado. Its final location requires a base selection process and the Department of the Air Force's preferred option is Kirtland Air Force Base, New Mexico.
The 50th Operations Support Squadron was a United States Space Force unit assigned to Space Operations Command's Space Delta 8. It provided operations support to the delta by leading training, intelligence operations, tactics development. It was headquartered at Peterson Space Force Base, Colorado.
The 10th Delta Operations Squadron is a United States Space Force unit assigned to Space Training and Readiness Command's Space Delta 10. It provides operations support to the delta. Temporarily headquartered at the United States Air Force Academy, Colorado, it was activated on 30 September 2021 following a ceremonial activation of Space Delta 10.
The 12th Delta Operations Squadron is a United States Space Force unit assigned to Space Training and Readiness Command's Space Delta 12. It leads the delta's headquarters staff and manages cross-functioning processes of squadrons across the delta. It is headquartered at Schriever Space Force Base, Colorado.
United States
United States Space Force 
