Thalimain was a planet located in the space of the galaxy's Alpha Quadrant, in the space visible from Earth in the constellation of Aquila. By the 2370s decade, Thalimain was a holding of the Federation, and was considered a friendly port of call by Starfleet. (ST video game: Starfleet Command III) In gameplay, this name was part of a list that were applied to planets on the game map, with no history or specifics established for the random attributes assigned to them.