The difference is large. If you blow up a nuke without contact to soil and stuff there is very little left for dangerous long term contamination. Hiroshima isn'

The difference is large. If you blow up a nuke without contact to soil and stuff there is very little left for dangerous long term contamination. Hiroshima isn't dangerous to live in. Chernobyl is. If a rocket blows up and spreads whatever is left when we removed it from a nuclear power plant that would be bad.