Alnitak (also known as Zeta Orionis) is a trinary star system located about 800 light years from Earth, where it is visible in the constellation of Orion as the far left star in Orion's belt. (VOY novel: Pathways) A planet in this system was the home of Bonner the Stochastic in the 21st century. (TOS episode & Star Trek 2 novelization: The City on the Edge of Forever)