If it isn't the Moon but an asteroid of 100m radius then deflecting or breaking it apart is feasible. https://www.llnl.gov/article/50716/new-nuclear-deflection

If it isn't the Moon but an asteroid of 100m radius then deflecting or breaking it apart is feasible. https://www.llnl.gov/article/50716/new-nuclear-deflection-simulations-advance-planetary-defense-against-asteroid-threats https://www.llnl.gov/article/50716/new-nuclear-deflection-si...