The U.S. Air Force may not get Northrop B-21 Raider on Time
Meet the B-21 Raider
Northrop Grumman B-21 Raider (LRS-B) Long Range Strike - Bomber / Stealth Heavy Bomber
How Makers of the B-21 Are Learning Lessons From the B-2 Bomber
The Northrop Grumman B-21 Raider is a heavy bomber under development by Northrop Grumman. As part of the Long Range Strike Bomber program (LRS-B), it is to be a very long-range, stealth strategic bomber for the United States Air Force capable of delivering conventional or thermonuclear weapons.