Seriously, how do you make Star Wars any better than it already is? It’s really difficult. The Star Wars genre has pretty much everything that one could possibly desire.
Steampunk, that’s how.
Take a look at this guy’s website: http://www.sillof.com/C-Steampunk-SW.htm
And after you’re done drooling over what he’s done to your favorite Star Wars characters, roam around the rest of the website and bask in the glory of his awesome.