The 2012 Northrop Grumman B-2 Spirit also recognized as the Stealth Bomber is an American heavy bomber with low visible stealth technology intended to penetrate dense anti-aircraft military protection and deploy both conformist and nuclear weapons. The 2012 Northrop Grumman B-2 Spirit has a crew of two and can drop up to eighty 500 lb (230 kg)-class JDAM GPS-guided bombs, or sixteen 2,400 lb (1,100 kg) B83 nuclear bombs. The 2012 Northrop Grumman B-2 Spirit is the only aircraft that can bear large air to outside standoff weapons in a stealth design.Expansion originally started under the 2012 Northrop Grumman B-2 Spirit project throughout the Carter administration, and its performance was one of the reasons for his cancellation of the B-1 Lancer. 2012 Northrop Grumman B-2 Spirit constant during the Reagan management, but worries about delays in its introduction led to the reinstatement of the B-1 program as well. Curriculum costs rose throughout development. Designed and manufactured by Northrop Grumman with assistance from Boeing, the cost of each aircraft averaged US$737 million. Totality procurement costs averaged $929 million per aircraft, which includes spare parts, equipment, retrofitting, and software support.The total program cost, which includes progress, manufacturing and testing, averaged $2.1 billion per aircraft in 1997.The 2012 Northrop Grumman B-2 Spirit winding-down of the Cold War in the later segment of the 1980s noticeably reduced the need for the aircraft, which was designed with the meaning of stabbing Soviet airspace and attacking high-value targets. The 2012 Northrop Grumman B-2 Spirit is the only U.S. aircraft that combines long range, large payload and stealth in a single platform, giving it the ability to project air power anywhere in the world.