Oh gosh. I have a lot. Including that one as a matter of fact. Instead of posting the dozens of awesome walls I have I will just post a link to where I get all of them.
I love space and scifi themed wallpapers. This is just one out of around 100 other similar walls I have. And yes, I purposely make the desktop as empty as possible, even going as far as to hide the taskbar.
I to love space wallpapers and if you have some other rad ones I'd love to see 'em. Speaking of space wallpapers:
Try this site and simply search "space" http://wallbase.cc/search
edit: eh, why not? Might as well post another one