NNSA Plan Shows Nuclear Warhead Cost Increases and Expanded Production

By Hans M. Kristensen NNSA has published the Stockpile Stewardship and Management Plan for Fiscal Year 2019, which updates the agency’s work on producing and maintaining the U.S. stockpile of nuclear warheads. The latest plan follows the broad outlines of last year’s plan but contains important changes. The new plan shows significant cost increases and […]

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New START Numbers Show Importance of Extending Treaty

By Hans M. Kristensen The latest New START treaty aggregate numbers published by the State Department earlier today show a slight increase in U.S. deployed strategic forces and a slight decrease in Russian deployed strategic forces over the past six months. The data shows that the United States and Russia as of September 1, 2018 […]

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Russian ICBM Upgrade at Kozelsk

By Hans M. Kristensen New satellite photos show substantial upgrades of ICBM silos at the missile field near Kozelsk in western Russia. The images show that progress is well underway on at least half of the silos (possibly more) of the second regiment of the 28th Guards Missile Division from the Soviet-era SS-19 ICBM to […]

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US SSBN Patrols Steady, But Mysterious Reduction In Pacific In 2017

By Hans M. Kristensen Despite their age, U.S. nuclear ballistic missile submarines (SSBNs) continue to carry out strategic deterrent patrols at a steady rate of around 30 patrols per year, according to data obtained from the U.S. Navy under the Freedom of Information Act (FOIA) by the Federation of American Scientists’ Nuclear Information Project. Yet […]

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Despite Rhetoric, US Stockpile Continues to Decline

By Hans M. Kristensen The US nuclear weapons stockpile dropped to 3,822 warheads by September 2017 – down nearly 200 warheads from the last year of the Obama administration, according to new information released by the Department of Defense in response to a request from the Federation of American Scientists (see here for full document). […]

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After Seven Years of Implementation, New START Treaty Enters Into Effect

By Hans M. Kristensen [Note: On February 22nd, the US State Department published updated numbers instead of relying on September 2017 numbers. This blog and tables have been updated accordingly.] Seven years after the New START treaty between Russia and the United States entered into force in 2011, the treaty entered into effect on February […]

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