Eisn (also known as Ket-cheleb or Stelam Rom'lnz or 128 Trianguli) was a spectral class G9 white star, primary of the Romulan system. The Federation name for the star was Romulus. (TNG video game: Echoes From the Past) This area contained the home planets of the Romulan Star Empire, Romulus and Remus, as well as the moons Pirek and Elvreng. The system had a secondary star which is known as Romulus B. (TOS - Rihannsu novels: My Enemy, My Ally, The Romulan Way)