The Rockwell B-1 Lancer is a supersonic variable-sweep wing, heavy bomber used by the United States Air Force. It has been nicknamed the "Bone". As of 2026, it is one of the U.S. Air Force's three str
A B-1B flying with 20-degree wing sweep
The XB-70 Valkyrie was chosen in 1957 to replace the Hustler but suffered as a result of a switch in doctrine from a high- to a low-altitude flying profile.
AN/APQ-140 radar for the B-1A
The Northrop Grumman B-21 Raider is an American nuclear-capable subsonic stealth strategic bomber in development for the United States Air Force by Northrop Grumman. Part of the Long Range Strike Bomb
Rockwell B-1 Lancer
…2010, senior USAF officials met to consider retiring the entire fleet to meet budget cuts. The Pentagon plans to begin replacing the aircraft with the B-21 Raider after 2025. In the meantime, its "capabilities are particularly well-suited to the vast distances and unique challenges of the Pacific region, and we'll…
B-21 (AF 0001) in flight in 2024
This 2016 artist's rendering depicts the B-21 with a much darker color than the actual aircraft unveiled in 2022.
Richard E. Cole, left, the last living Doolittle Raider, announces the name of the B-21 with Air Force Secretary Deborah Lee James, right, during the Air Force Association conference on 19 September 2016.
The cockpit windows of the B-21 are unique to the aircraft, and designed to eliminate joints and seams to minimize radar cross-section.