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 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 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 ...

But the B61 was a revolutionary weapon, featuring a versatility not seen in a nuclear munition before or since. Sixty years later, it remains the primary family of gravity bombs in the U.S. nuclear ...

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 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.