Geries III was a planet located in the galaxy's Sagittarius Arm, somewhere in the Alpha or Beta Quadrants.
History and specifics
The third planet in orbit of the Geries star system in the space of the Romulan Star Empire, Geries III was a class M planet with signs of humanoid inhabitation, including a structure containing a technological artifact, a fluox canister. (TOS video game: The Rebel Universe)