AWACS (Airborne Warning and Control System) – A mobile, airborne radar and command and control center mounted on aircraft platforms designed to detect, track, and manage aerial and surface threats over long ranges while directing friendly forces in real-time. The term originally referred specifically to the Boeing E-3 Sentry, which features a distinctive rotating radar dome (rotodome) mounted above the fuselage and provides 360-degree surveillance coverage extending hundreds of miles. AWACS aircraft serve as airborne battle management platforms, coordinating air operations, providing early warning of enemy aircraft and missiles, directing interceptors to targets, supporting ground-attack missions, and managing tanker and rescue operations. The E-3’s AN/APY-1/2 pulse-Doppler radar can detect aircraft flying at all altitudes, including low-flying threats that ground-based radar cannot see due to terrain and earth curvature limitations. Modern AWACS platforms include extensive communications suites, data links, and onboard mission crews of controllers and technicians who manage the tactical picture. The system has been operated by the United States Air Force, NATO, and allied nations including the United Kingdom, France, and Saudi Arabia, proving essential in conflicts from Desert Storm to modern operations, where maintaining air superiority and situational awareness are critical.