Eriadu was a terrestrial planet in the Eriadu system of the Seswenna sector in the Outer Rim and was located on the Galactic Frontier. The planet featured mountains as well as jungles and had a black pall. Eriadu’s chief industry and export revolved around lommite ore which was abundant on the planet. Eriadu was also the homeworld of the Tarkin family including Grand Moff Wilhuff Tarkin.