Robotech is a science fiction franchise that originated in the 1980s, combining three different Japanese anime series into a single narrative. The story revolves around humanity's struggle against alien invaders, featuring advanced mecha technology and transforming robots known as Veritech fighters. The franchise includes an animated television series, comic books, and novels, all set in a shared universe. Key themes include the impact of war, the evolution of technology, and the complexities of human relationships. Robotech has gained a dedicated fanbase and has influenced many other works in the science fiction genre.