The recent arguments over the merits of Interstellar (is it good SF, is it crappy, is it too serious, is the science BS, etc, etc) has been ringing in my ears this week. One poster even tried to label Interstellar as space opera. Which reminded me of a post in IO9 a few months back about space opera and its merits. Part of the discussion revolved around what, exactly, is considered space opera. Continue reading