On June 21, 1946, the Council of Ministers of the USSR passed a resolution to begin work on creating the first Soviet atomic bombs, RDS-1 and RDS-2
The development of the first Soviet atomic bombs was carried out at Design Bureau-11 (KB-11) under Laboratory No. 2 of the USSR Academy of Sciences, headed by Academician Igor Kurchatov. The Laboratory itself was established in April 1946. RDS-1 was tested on August 29, 1949, at the Semipalatinsk test site in Kazakhstan. It was an aviation atomic bomb in the form of a water-drop, 1.5 meters in diameter, and 3.7 meters in length. It weighed 4.6 tons and had a yield of 20 kilotons in TNT equivalent. The second bomb, RDS-2, was tested on September 24, 1951. It was smaller than RDS-1 but had approximately twice the yield. For comparison, […]