Ceti IV, located in sector 85 by 4 by 20 was the site of an IPX dig lead by Max Eilerson in 2267. The EAS Persephone tracked and shot down a Drakh cruiser over Ceti IV before being destroyed. Shortly afterwards the Excalibur arrived to secure the site and pick up the IPX crew.[1]
In Underground was found abandoned ancient city. Builders are unknown.