Delphi Centaurus VI was an inhabited planet, the sixth planet in orbit of the Delphi Centaurus star system, located somewhere in the space of the Milky Way Galaxy.
Sometime before the mid-20th century, the entire native civilization of Delphi Centaurus VI was annihilated through the use of enhanced fusion technology. (TOS - Assignment: Earth comic: "Brighter Than a Thousand Suns")