Maybe I need to watch it in better (ie German HD) quality and I'll see what you mean. Must get my hands on those somehow :-)
Hehe, I just had a thought... Bespin is a binary system!
After all, more than 50% of the star systems in our galaxy, and by reasonable extension all galaxies, are binary, and a significant number are tertiary or even higher. Yay, that's my solution ;-)