Arcturus (disambiguation)

Arcturus, Arcturan or Arcturian may refer to:
 * Arcturus, the ambassador.
 * Arcturan, the species the ambassador counted himself among.
 * Arcturus, the homeworld of the Arcturans
 * Arcturan, the language of the Arcturans.
 * Arcturian, a bird-like species.
 * Arcturus, the star the Arcturian homeworld orbited.
 * Arcturus sector, a region of space.