The small nebula did turn out to be a full sized galaxy composed of about 20 million particles, taking 350mb of cache per frame! That is a lot of disk space, but luckily my good friend, the computer, managed to crunch all the numbers.
The village appeared out of smoke as planned, but I still see some houses hesitating to materialize. I'll have a conversation with them for the final film.
The dragon specifically asked me only to show tip of his head for now, so I had to follow his wish. You know the dragons, they can be quite thick headed.