Tunnels and Droppings
From Starsonata Wiki
A strange wormhole leads to the outer source of the rat infestation!
Tunnels and Droppings is the first galaxy in the Space Rat chain, it sits between The Nexus and Pellets and Waste. Here, giant rats and king rats dwell and love to stay close to their beloved the space cheese's. Various missions also direct players to this galaxy and beyond.