Northrop Grumman - B21
credit :-Northrop Grumman
US defence Secretary Lloyd Austin said it was " a testament to America's enduring advantages in ingenuity and innovation".
credit:- wikpedia
credit:- gettyimages
Plane was designed with an "open system architecture", permits for amalgamation of "new weapons that havn't even been invented yet".
credit:- U.S. Air Force