I like the composition of this image a lot, but I find the colours perhaps a bit too saturated. The redness of the trees, given that the sky is so dark seems a bit unnatural to my eye, I'm afraid. Also, I'm not sure about the effectiveness of the very bright, white area hear the centre (the moon).
It may be that you ran into some tree branches in the wrong place, or that you are the victim of a little vignetting at the top. Not enough to notice, really, and the trees stand out well from the blue background. Still easily a 7