Centauran

1. not comparableOf or pertaining to the constellation Centaurus, to any star of the constellation or to a fictional or hypothetical species, civilisation, colony, etc., associated with such a star.

   Terra is hemmed in on all sides by the ancient Centauran Empire.

   1953, Philip K. Dick, “The Variable Man”, in The Early Science Fiction of Philip K. Dick, Dover, published 2013, page 140

   2 more examples

   “Oh yes, that's Centauran vegetation—a remnant of the original ecology,” the aide told him.

   1990, Donald Moffitt, A Gathering of Stars, Open Road, published 2014, unnumbered page

   Neil put his arm around Claire as they gazed at the Centauran stars, slowly decreasing in size and brightness.

   2005, James Krehan, The Third Star, Revised edition, iUniverse, page 38

plural Centaurans

1. literatureA member of a fictional or hypothetical Centauran species, colony, civilization, etc.

   The peculiar thing about that war is that the Centaurans gave up.

   1974, The Magazine of Fantasy and Science Fiction, volume 46, Mercury Press, page 64

   2 more examples

   Reincarnation makes them feel superior to you superior Centaurans.

   1962, Wallace West, The Memory Bank, Airmont Books, page 44

   The Alpha Centaurans are especially interested in the skies above them.

   2006, Giles Sparrow, The Solar System: Exploring the Planets and Their Moons from Mercury to Pluto and Beyond, Thunder Bay Press, page 10