A1-A is a medium sector with three planets: one of which is a colonial prospect. It is the rendezvous point for the Horizons Initiative as it is the furthest sector from the abnormal radiation and interference that plagues the cluster.
A1-A1
A1-A1 is the first planet orbiting the star A1-A.
Main article: A1-A1
A1-A2
A1-A2 is the second planet orbiting the star A1-A.
Main article: A1-A2
A1-A3
A1-A3 is the third planet orbiting the star A1-A.
Main article: A1-A3