This, basically: https://en.wikipedia.org/wiki/Kosmos_954 https://en.wikipedia.org/wiki/Kosmos_954 In this case, it was reentry of a reactor that had been runn

This, basically: https://en.wikipedia.org/wiki/Kosmos_954 https://en.wikipedia.org/wiki/Kosmos_954 In this case, it was reentry of a reactor that had been running for a few months. If a rocket carrying a reactor blew up, it would probably cause less damage since the reactor would have fewer (if any?) hours on it.