ABMS
U.S. Air Force 2nd Lt. Erick Brown, 20th Space Control Squadron Crew Commander, monitors radar activity at Eglin Air Force Base, Florida, Aug. 29, 2020. The 20th SPCS has the preponderance of Department of Defense space situational awareness assets and is able to find, fix, track, and target manmade objects in Earth’s orbit, ranging from a softball-sized object 7,000 kilometers away to an object the size of a basketball 40,000 kilometers away. (U.S. Air Force photo by Staff Sgt. Haley D. Phillips)