B-21レイダー
The [b]Northrop Grumman B-21 Raider[/b] is a stealth strategic bomber under development for the [[United States Air Force]]. Named in honor of the Doolittle Raiders of 1942, the bomber is meant to augment (and ultimately replace) the [[B-2 Spirit]] also designed and manufactured by Northrop Grumman.

h4. See also
* [[B-2 Spirit]] (its predecessor which shares the same flying wing design)
* [[XB-35]] (the original flying wing bomber design, same company)

h4. External links
* "Wikipedia: Northrop Grumman B-21":[https://en.wikipedia.org/wiki/Northrop_Grumman_B-21_Raider]
b-21 raider