Caprica City is the civil administration centre for the 12 colonies, and the seat of the President and the Quorum of Twelve.
It is a large blue-green planet, similar to Earth. It's largest centre of population is Caprica City, while other large centres of population include Dephi. Prior to the Cylon attack, the population was widely spread between cities suchas Caprica City and Delphi, and smaller hamlets such as Oasis.
Caprica in the Original Series
In the original series, Caprica was said to be the world that lead the technological renaissance among the Twelve Colonies of Man, rediscovering space flight along the way.
Notable Natives
Commander William "Husker" Adama.
Captain Lee "Apollo" Adama.
Doctor Baltar, Gaius - Vice President of the 12 Colonies survivors; Science Advisor to President Laura Roslin