The Lockheed Martin B-21 Raider is a next-generation stealth bomber designed for the United States Air Force. It aims to replace the aging fleet of B-1 and B-2 bombers, providing advanced capabilities for long-range missions. The B-21 features cutting-edge technology to enhance its stealth and survivability against modern air defenses. This aircraft is part of the U.S. military's broader strategy to maintain air superiority and adapt to evolving threats. The B-21 is expected to support a variety of missions, including conventional bombing and nuclear deterrence, ensuring that the U.S. remains prepared for future conflicts.