b52 bomber The Boeing B-52 Stratofortress is an American long-range subsonic jet-powered strategic bomber . The B-52 was designed and built by Boeing , which has continued to provide support and upgrades. It has been operated by the United States Air Force (USAF) since 1955 and was flown by NASA from 1959 to 2007. [ 2 ] The bomber can carry up to 70,000 pounds (32,000 kg) of weapons [ 3 ] and has a typical combat range of around 8,800 miles (14,200 km) without aerial refueling . [ 4 ]. tool b52 Ở Việt Nam, B-52 từng tham gia các trận ném bom ác liệt, đặc biệt là “Điện Biên Phủ trên không” tháng 12/ link tải b52 When it entered service in 1955, the B-52 bomber immediately became a cornerstone of the U.S. Air Force’s Strategic Air Command (SAC). Its primary role was to serve as part of the nuclear triad, which included land-based missiles, submarine-launched missiles, and strategic bombers like the B-52 Stratofortress. The ability to carry nuclear payloads allowed the B-52 bomber to provide a retaliatory strike option in the event of a nuclear attack.