I think it looks really cool - I'll agree that the naming is not very sci-fi - but depending on your backstory any naming convention will do. What I do feel is missing is some distances between the systems, the map conveys a "flat" sense, and differing distances might help convey depth to the map Another thing that could spice it up a little is differing the synbol for a system, right now they are all white circles, but you could use different colors and sizes to show for instance star type or system aliegance. And have some rep for your first upload