"Gadget," the first atomic bomb — a 6-foot sphere with a grapefruit ... Designed and launched under Oppenheimer's chosen codename "Trinity" — inspired by a poem by John Donne — the original ...

Photo: Atomic bomb test explosion in Alamagordo ... On July 13, 1945, at a site called Trinity 100 km northwest of Alamogordo, a plutonium bomb was assembled and brought to the top of a tower.

where scientists created the first atomic weapons, and the Trinity Site to the south, where they tested the first nuclear bomb. Dating to 1969, National Museum of Nuclear Science & History tracks ...