Sigma Draconis system

A map of the Sigma Draconis system

Sigma Draconis I was the first planet in the Sigma Draconis system. This was one of six planets in this system that was not classified as M class.

The position and orbital path of Sigma Draconis I was depicted on a system map that was displayed on the main viewscreen of the USS Enterprise bridge in 2268. (TOS: "Spock's Brain")

According to Star Trek: Star Charts (pp. 18, 19, 44) and Stellar Cartography: The Starfleet Reference Library ("Federation Historical Highlights, 2161-2385"), the Sigma Draconis system was located in Sector 004 (Sigma Draconis sector), in the Alpha Quadrant. This was a Federation system in the late 24th century.