Turns out, it was supposed to be buildings rather than grass. (confusion with the layout)
Feedback was, too painty which is what I thought. So I've redone it completely during the last 3-4 hours and have made it more graphic and fitting with Jacob's style. I hope.
The moon is being difficult, I'm not happy with it, I shall try again tomorrow with fresh eyes. I shall also be going for a mini-meeting on Monday with Kat (chief background-er) to seek further advice and and direction.
Hopefully it's pleasing enough. I might make the stars a bit more obvious again. I like stars.
I'm quite happy with my efforts anyway. I never really do things entirely in photoshop so it's all new.