In "Assassin Marked" the locations are backdrops and not fully elaborated on in the story; however, Arbona and Penelope are advanced O'Neill Cylinders. Gerard K. O'Neill, an American physicist, proposed the design of these Cylinders, as conceptualized below.
|NASA Ames Research Center
If you've read "Assassin Marked," would you be interested in seeing it in a graphic novel form? If so, let me know in the comments below. As always, your input is appreciated!
~ Michael C. Sahd