Is their a limit to the power of nuclear weapons

Question

If we want, Can we just keep making the Nuclear device more powerful? Is their a potential limit?

Like for example can we create a bomb 10 giga tons powerful i.e 200 times the power of tsar bomba or 660000 times more powerful than hiroshima bomb or about 0.01% of the estimated power of the asteroid that wiped out the dinosaurs

In: 4

Answer 1

As long as you can keep fusing hydrogen the only limit is your engineering capabilities

At some point though the extra megaton starts not really making much of a difference