Cluster

Rings marked at 30-light-year intervals

Regression effect:

within 30 light-years of Sol—Machine Age

within 60 light-years of Sol—Renaissance

within 90 light-years of Sol—Dark Age

within 120 light-years of Sol—Stone Age

Figures following star names refer to positive or negative (-) declination: i.e., elevation above or below the disk shown (example: Etamin and Kaus Australis are not close together, but separated by 86 degrees, or about 150 light years)