Answer by
Jane42 (201)
The circumpolar constellation called Draco, which means dragon, has five stars. Their names are as follows: Alpha Draconis, Thuban; Beta Draconis, Rastaban; Gamma Draconis, Eltanin; Eta Draconis, and Nu Draconis. Eta Draconis has companion star named Zeta that is very difficult to see. Rastaban is a binary system which also has a companion star.