Do you like it?
Most of the rest is subjective. You got that sucker pretty straight (little left lean) and greatly in focus.
If you need nitpicking, I can see your edit glow in the sky around the building.
A good cloud movement can be cool and give an ominous feel. I don't like star movement though (unless you're going for broke and getting that hours long swirl). Keep her under 20sec to keep the star's shape.
Good post.