Luna

As the ship rose up away from Luna, the orbital docks and shipyards of the moon spread out in all their industrial grandeur. Hundreds of ships, thousands of forges, weapons platforms, grav habs and docking spindles sprawled through the void above the moon’s chalky white surface, while swathes of the moon itself were carpeted in macrohives and sprawling junk yards like the one thecrusade had so recently fought amidst.

Gathering Storm: Rise of the Primarch