August 27-29, 2010 is the date for the Annual CHICAGO Official STARGATE SG-1/ATLANTIS/SGU Convention and this year we’re at the beautiful Westin O’Hare Hotel. It is our biggest STARGATE Convention of the year and today we’re happy to announce the addition of headliner JASON MOMOA (Ronan Dax of Stargate Atlantis and the just announced star of the new CONAN feature film. Our