The Northrop Grumman B-21 Raider is an American strategic bomber in development for the United States Air Force (USAF) by Northrop Grumman. Part of the Long Range Strike Bomber (LRS-B) program, it is to be a stealth intercontinental strategic bomber that can deliver conventional and thermonuclear weapons.

B-21「突襲者」（英語： B-21 Raider ）匿蹤戰略轟炸機，舊稱遠程打擊轟炸機（英語： Long Range Strike Bomber ，LRS-B），是諾斯洛普·格魯曼研發的遠程轟炸機 [2] ，用於取代美國空軍現役的B-1槍騎兵戰略轟炸機和B-2幽靈戰略轟炸機 [3] 。

The B-21 Raider will be capable of penetrating the toughest defenses to deliver precision strikes anywhere in the world. The B-21 is the future of deterrence and the world's first sixth-generation aircraft to reach the skies.

The B-21 Raider is named in honor of the historic Doolittle Raiders, U.S. Army Air Force men who are known for their surprise attack against Japan during World War II on April 18, 1942, which forced the Japanese to recall combat forces for home defense, and boosted morale among Americans and U.S. allies abroad.

2024年9月19日 · Air Force leaders gave an update on the B-21 Raider, a futuristic aircraft that is expected to become the United States' next nuclear stealth bomber. The aircraft can deliver both "conventional...

2024年9月18日 · The B-21 will incrementally replace the B-1 Lancer and B-2 Spirit bombers to become the backbone of the Air Force’s flexible global strike capability. The airframe is a long-range, highly survivable stealth bomber capable of delivering a mix of conventional and nuclear munitions and will be the “air leg” of the nuclear triad, critical to ...

2022年12月3日 · As a dual-capable penetrating strike stealth bomber, the B-21 Raider is capable of delivering both conventional and nuclear munitions. It will be able to support joint and coalition forces...

The B-21 will penetrate the toughest defenses for precision strikes anywhere in the world. Here are 10 key facts about the Northrop Grumman’s B-21 Raider: 1. Sixth Generation. The B-21 Raider benefits from more than three decades of strike and stealth technology. It is the next evolution of the Air Force strategic bomber fleet.

The B-21 will deliver a new era of capability and flexibility through advanced integration of data, sensors and weapons. Capable of delivering both conventional and nuclear payloads, the B-21 will be one of the most effective aircraft in the sky, with the ability to use a broad mix of stand-off and direct attack munitions.

2024年6月18日 · Benefitting from more than three decades of strike and stealth technology innovation, the B-21 is the next evolution of the U.S. Air Force strategic bomber fleet and the world’s first sixth-generation aircraft to reach the skies.