A Letter writing campaign from the fans got a reprieve in the form of Galactica 1980. Which ABC promptly moved to what was known as "Family Viewing Hour" at the time, an attempt to avoid govt. censorship of content. So, after the first episodes, it was all child-centric stories such as "The Super Scouts" where the kids were the heroes of the stories. Needless to say, it collapsed in ratings, and was cancelled for that reason.