<P> Bockscar , sometimes called Bock 's Car , is the name of the United States Army Air Forces B - 29 bomber that dropped a Fat Man nuclear weapon over the Japanese city of Nagasaki during World War II in the second -- and last -- nuclear attack in history . One of 15 Silverplate B - 29s used by the 509th , Bockscar was built at the Glenn L. Martin Aircraft Plant at Bellevue , Nebraska , at what is now Offutt Air Force Base , and delivered to the United States Army Air Forces on 19 March 1945 . It was assigned to the 393d Bombardment Squadron , 509th Composite Group to Wendover Army Air Field , Utah in April . </P>
<P> Bockscar , sometimes called Bock 's Car , is the name of the United States Army Air Forces B - 29 bomber that dropped a Fat Man nuclear weapon over the Japanese city of Nagasaki during World War II in the second -- and last -- nuclear attack in history . One of 15 Silverplate B - 29s used by the 509th , Bockscar was built at the Glenn L. Martin Aircraft Plant at Bellevue , Nebraska , at what is now Offutt Air Force Base , and delivered to the United States Army Air Forces on 19 March 1945 . It was assigned to the 393d Bombardment Squadron , 509th Composite Group to Wendover Army Air Field , Utah in April . </P>
planes that dropped bombs on hiroshima and nagasaki
planes that dropped bombs on hiroshima and nagasaki
Bockscar
Bockscar