Nellis Air Force Base is a United States Air Force installation in southern Nevada. Nellis hosts air combat exercises such as Exercise Red Flag and close air support exercises such as Green Flag-West flown in "Military Operations Area (MOA) airspace", associated with the nearby Nevada Test and Training Range (NTTR). The base also has the Combined Air and Space Operations Center-Nellis.
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 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 310th Space Wing is an Air Reserve Component (ARC) of the United States Air Force. It is assigned to the Tenth Air Force, Air Force Reserve Command, stationed at Schriever Space Force Base, Colorado. The wing is the only space wing in the Air Force Reserve. It provides specialized expertise, continuity and combat ready personnel. It is mission partnered with several United States Space Force deltas: Space Delta 2, Space Delta 3, Space Delta 4, and Space Launch Delta 30.
The Nevada Test and Training Range (NTTR) is a United States Air Force unit assigned to the United States Air Force Warfare Center of Air Combat Command. The unit is stationed at Nellis Air Force Base, Nevada as a tenant unit.
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 926th Wing is an Air Reserve Component of the United States Air Force. It is assigned to the Tenth Air Force, Air Force Reserve Command, stationed at Nellis Air Force Base, Nevada.
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 United States Air Force Warfare Center (USAFWC) at Nellis Air Force Base, Nevada, reports directly to Air Combat Command. The center was founded on September 1, 1966, as the U.S. Air Force Tactical Fighter Weapons Center. It was renamed the U.S. Air Force Warfare Center in 2005.
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.
The 98th Operations Group is a component unit of the Nevada Test and Training Range, assigned to the United States Air Force Air Combat Command. The group is stationed at Nellis Air Force Base, Nevada. It provides day-to-day control of the Nevada Test and Training Range (NTTR) and directly supports Air Force, joint and multi-national test and training activities; and operates two Air Combat Command bombing ranges; the NTTR and Leach Lake Tactics Range, near Barstow, California.
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 379th Space Range Squadron is an Air Force Reserve unit. It is assigned to the 926th Wing at Schriever Air Force Base, Colorado. It is a reserve associate squadron of United States Space Force's 25th Space Range Squadron.
The 14th Test Squadron is a United States Air Force unit located at Schriever Air Force Base, Colorado. It is an Air Force Reserve unit that augments the 17th Test Squadron. The squadron is responsible for testing and evaluating space systems and associated support equipment. The unit was originally established in 1972 as the 14th Missile Warning Squadron. The missile warning squadron was an active duty unit that operated early warning radars at eight locations around the United States until it was inactivated in 1980. The squadron was reactivated and given its current space test mission in 2000.
The 705th Combat Training Squadron is a United States Air Force unit located at Kirtland Air Force Base, New Mexico. It is assigned to the 505th Combat Training Group and conducts live, virtual, constructive exercises at all levels of operation.
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.
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United States Space Force 
