The series is based on the popular New York Times bestselling book series collectively known as The Expanse,  written by Daniel Abraham and Ty Franck (under the pen name James S. A. Corey). Abraham and Franck will be show producers.
A tortoiseshell cat is a coat color where the cat is a molted brown cat with black, reddish, or orange patches. They can also have white paws. Tortoiseshell cats have unique genetics. The vast majority of tortoiseshell cats are female, because two X chromosomes are required to produce black, gold and orange coloring.
â Calico Tabby or âTabicoâ for short â A calico mixed with a brown tabby, so you get brown and orange tabby markings plus larger patches of white. â Tortoiseshell or âTortiesâ for short â Torties arenât true tri-colored cats, as they are mainly black and orange (also called red) swirled in a âbrindleâ pattern. Calico Tabby or âTabicoâ for short â A calico mixed with a brown tabby, so you get brown and orange tabby markings plus larger patches of white. â Tortoiseshell or âTortiesâ for short â Torties arenât true tri-colored cats, as they are mainly black and orange (also called red) swirled in a âbrindleâ pattern.