Titan


 * You may have meant the asteroid Titan III.

Titan was a moon of Saturn, the seventh planet of the Sol system. Its (Galifreyan-style) coordinates were "quadrant 62 WHI 12 12 9990 EX 41"

By the year 5000 a small Titan Base existed on the surface. (DW: The Invisible Enemy)

It is the homeworld of notorious criminal Dirk Slipstream. (NSA: Night of the Humans)