I think it's beautiful :)

The only suggestion I have is that the labels on the land should be a dark brown or black to make them easier to read, although I understand why they are blue if the original is like that.

This issue of the 2021 Cartographer's Annual has just been published, so here is the full development example map to round off the end of this thread.

Your first map? Very well done :)

The best way to learn about sheet effects is to play with them and see what happens. That might sound like a messy way of getting to grips with them, but it is a really good way to learn what they do and don't do.

I'm envisioning something half way between run down and medieval apocalypse. It sounds like others may be thinking about more recent ages than me, so I'd better ask.

What ages are you all thinking of?

There is a 2000 px version of the same thing in my album here. I wasn't able to do a larger version as a png, and couldn't upload it here because of the size. This is a very large symbol, and probably the largest I can do.

https://forum.profantasy.com/profile/gallery/4615/Loopysue/161

The alternative is a jpg background image.

I've also made the nebula itself a bit brighter than before so that it shows up a little better.