According to Scifi.com there is another Battlestar Galactica prequel in the works. If you are a BSG fan you already know about Caprica, which takes place 50 years before the current series. The newest prequel is, as yet, untitled but will be focused on the Cylon side of things. It takes place prior to the events in the BSG mini-series and is directed by Edward James Olmos. It will air in 2009 after the final 10 episodes of the current series.