Deneb XX
From Memory Alpha, the free Star Trek reference
Deneb XX was the twentieth planet in the Deneb star system.
Deneb XX was visited by the GHD Per'ot in 2370 prior to the ship's arrival at Deep Space 9 on stardate 47566.8. (DS9: "Whispers")
Deneb XX was never mentioned or shown; it was simply listed in an okudagram graphic of an arrival roster on a viewscreen.
