Do you have a three monitor setup? Then these wallpaper quality space nebula might be something you like. They are not exactly 5760x1080px but 5800x1100px – which should end up effectively the same if you use it with three full HD screens.
With the EVE NT Designer you can do this very easily yourself for your preferred resolution. So your desktop displays your favorite region from EVE Online. Just choose and load a nebula, override the size in the image export tab and export.
(It it does not work with Chrome, try another browser like Firefox)
I used them as background for recent work but think they can also stand very much by them self. So here they are: