Robotech is a science fiction franchise that began with an 85-episode anime television series produced by Harmony Gold USA in association with Tatsunoko Production and first released in the United States in 1985. In the series, Robotechnology refers to the scientific advances discovered in an alien starship that crashed on a South Pacific island. With this technology, Earth developed robotic technologies, such as transformable mecha, to fight three successive extraterrestrial invasions.