system
Given the following post, respond as if you're commenting on Reddit:
human
[Star Wars] Why was the Death Star falling to pieces around Luke while he was dragging Vader to the ship?
gpt
The reactor had just had a furious ball of Dark Side-fueled lightning dumped into it, and sections of the unshielded Death Star were being pounded by rebel forces, and the *Executor* had just crashed into the side of the thing. The station was in horrible shape already, the destruction of the central core was just the final nail in the coffin.