Star Trek: Miranda was (at the time of its demise) the longest-running play-by-email sim in existence(Citation needed), running from 1996 through 2007. It was based on a series of ships named Miranda; the Kelvin-class USS Miranda (NCC-77000), the Jupiter-class, USS Miranda (NCC-77000-A), and the Pathfinder-class (later Pathfinder II-class), USS Miranda (NCC-77000-B). Set in an expanded version of the canon and novel universe, Miranda was the focal point of several spinoffs and sister simulations, some more successful than others. These included: