<P> Hiroshima was the primary target of the first nuclear bombing mission on August 6 , with Kokura and Nagasaki as alternative targets . The 393d Bombardment Squadron B - 29 Enola Gay , named after Tibbets ' mother and piloted by Tibbets , took off from North Field , Tinian , about six hours ' flight time from Japan . Enola Gay was accompanied by two other B - 29s . The Great Artiste , commanded by Major Charles Sweeney , which carried instrumentation , and a then - nameless aircraft later called Necessary Evil , commanded by Captain George Marquardt , which served as the photography aircraft . </P>
<P> Hiroshima was the primary target of the first nuclear bombing mission on August 6 , with Kokura and Nagasaki as alternative targets . The 393d Bombardment Squadron B - 29 Enola Gay , named after Tibbets ' mother and piloted by Tibbets , took off from North Field , Tinian , about six hours ' flight time from Japan . Enola Gay was accompanied by two other B - 29s . The Great Artiste , commanded by Major Charles Sweeney , which carried instrumentation , and a then - nameless aircraft later called Necessary Evil , commanded by Captain George Marquardt , which served as the photography aircraft . </P>
what kind of bomb was used in hiroshima
what kind of bomb was used in hiroshima
nuclear
nuclear