When Karen and Sherylyn Dunstall put out their sci-fi space opera Stars Uncharted two years ago, the duo best known as S.K. Dunstall said it was a stand-alone story, but that there would be another. But in the following email interview about that second story, Stars Beyond (paperback, Kindle), they not only explain how it came together, but also how it came to be much more of a sequel than they originally planned.