B-21 Raider

B-21 Raider. The B-21 Raider is a next-generation, long-range stealth strategic bomber being developed for the United States Air Force by Northrop Grumman. It is designed to penetrate advanced air defense systems and deliver both conventional and nuclear ordnance as a central component of America's future nuclear triad and conventional strike capabilities. The aircraft's development represents the most ambitious Department of Defense aircraft program in decades, intended to eventually replace the aging fleets of B-1 Lancer and B-2 Spirit bombers.

Development and procurement

The program originated from the Long Range Strike Bomber (LRS-B) requirement initiated by the United States Air Force to address aging fleets and emerging threats from peer competitors like China and Russia. In October 2015, the United States Department of Defense awarded the development contract to Northrop Grumman, selecting its proposal over a competing team of Boeing and Lockheed Martin. The program is managed by the Air Force Materiel Command's Air Force Life Cycle Management Center and the Rapid Capabilities Office, emphasizing streamlined acquisition. Key milestones included the Critical Design Review in 2018 and the official naming as "Raider" in 2016, honoring the Doolittle Raid of World War II. The first prototype was publicly unveiled in December 2022 at the manufacturer's facility in Palmdale, California.

Design and features

The B-21 Raider incorporates a flying wing design, similar to its predecessor the B-2 Spirit, but with significant advancements in low-observable technology, materials, and manufacturing techniques. It is designed for open architecture systems integration, allowing for rapid software and hardware upgrades throughout its service life. The bomber will be capable of both manned and unmanned operations and is expected to employ a range of advanced munitions, including the future Long Range Standoff Weapon. Its stealth characteristics are considered a generation ahead of previous aircraft, with enhanced survivability in contested environments defended by systems like the S-400 missile system.

Operational history

The B-21 Raider conducted its maiden flight on 10 November 2023 from Air Force Plant 42 in Palmdale, California to Edwards Air Force Base, marking the start of a rigorous flight test campaign. This testing is being conducted by the 412th Test Wing at Edwards Air Force Base under the purview of the Air Force Test Center. The program plans to build at least six test aircraft for evaluation before proceeding to full-rate production. Initial operational capability is projected for the mid-2020s, with the first operational unit expected to be the 28th Bomb Wing at Ellsworth Air Force Base in South Dakota. Future basing plans also include Dyess Air Force Base and Whiteman Air Force Base.

Specifications (B-21 Raider)

* **Crew:** Optionally manned (standard crew of two) * **Length:** Approximately 50–60 ft (estimated) * **Wingspan:** Approximately 130–150 ft (estimated) * **Powerplant:** 2 × Pratt & Whitney or General Electric non-afterburning turbofans (exact model classified) * **Range:** Intercontinental (classified) * **Service ceiling:** Classified * **Armament:** Internal weapons bay capable of carrying JDAMs, B61-12 and future B83-1/2 nuclear gravity bombs, Long Range Standoff Weapon, hypersonic missiles, and other advanced munitions. * **Avionics:** Advanced AESA radar, electronic warfare suite, and networked battle management systems.

See also

* Northrop Grumman B-2 Spirit * Rockwell B-1 Lancer * Boeing B-52 Stratofortress * Next Generation Air Dominance * Long Range Standoff Weapon * Doolittle Raid * Nuclear weapons of the United States

Category:Military aircraft of the United States Category:Stealth aircraft Category:Strategic bombers