Archaeo-Prime was a structure located on the Cosmatanic Steppes, a mantle of land suspended over a gas giant in the Outer Rim Territories. Archaeo-Prime was maintained by the Archaeological Association.
- Doctor Aphra 1: Aphra, Part I (First appearance)
- Doctor Aphra 2: Aphra, Part II
- Doctor Aphra 6: Aphra, Part VI