The National Nuclear Security Administration announced on May 19, 2025, that production of the first B61-13 variant nuclear bomb has been completed at the Pantex plant in Amarillo, Texas. The ...

The B61-13 bomb will be made by a B61-7 warhead inside a B61-12 ... The effects of a 360-kiloton explosion are significantly greater than those that would result from a 50-kiloton explosion of ...

The maximum yield of the B61-4 and B61-12 is 50 kilotons, making every dialed-up bomb greater in explosive force than the only two nuclear weapons ever used in war. This is a B61-12 bomb being ...

The Air Force now has the B-61-12 tactical nuclear bomb ready for operational use on its 20 B-2 ... It’s worth noting that the collateral effects of these larger-yield weapons are many ...

The B61-13 is the latest variant of the Cold War-era B61 gravity bomb, featuring a higher maximum yield than its predecessor, the B61-12. Proposed in 2023 during the Biden administration, ...

If launched on St. Petersburg, the B61-13 bomb could be even more devastating, killing an estimated 360,150 and injuring another 685,930, according to the simulation created by Nukemap.

The 72nd Test and Evaluation Squadron test-loads an unarmed B61-12 bomb, which can be outfitted with a nuclear warhead, on a B-2 Spirit bomber on June 13, 2022. (Airman 1st Class Devan Halstead/U ...

The load is 24 times larger than the bomb dropped on Hiroshima, Japan, during World War II, which was about a 15 kiloton bomb. The B61-13 would also be about 14 times larger than the bomb dropped ...

The B61 nuclear gravity bomb has been in service for over 50 years and first entered the military’s arsenal in 1968. It’s unclear how much DOD and NNSA believe this project will cost. Tags ...