So the dreadnaught is roughly the size of the moon, and it's made from the husk of a worm God Akka. Oryx killed Akka one of 5 worm gods. If one worm God is the size of our moon how big is the fundament? [spoiler]the fundament is a giant gas "planet?" That held the hive on its surface and the 5 worm gods at its core. [/spoiler]