

Unplanned crash, lots of unpredictable trajectory changes when/if things break off not to mention entry angle likely isn’t the one designed.
We know its crashing because of detection systems but trajectory predicting is a lot harder once it reenters atmosphere.
The training data probably includes a lot more formal writing. As the major selling point of chatgpt is it sounding like it “knows” things. More “complex” verbiage is helpful to that. This type of writing is more common in things like textbooks and scientific writing in general which have been at least part of its training data.