Gamma Llongo was a star located in the space of either the Alpha or Beta Quadrants of the galaxy. In 2160, the science vessel upon which Bryce Shumar served prior to the Earth-Romulan War was destroyed near Gamma Llongo. (ST novel: Starfleet: Year One)
- The stellar notation using the Greek language letter "gamma" indicates that there might be a star group or constellation of some sort named "Llongo", of which Gamma Llongo would logically be indicated to be the third most prominent star or system.