Insan

Insan, known in the old ages as Miranda, is the sole remaining satellite of Trell.

Features
Insan has been torn apart and drawn back together by gravity numerous times. In its current state, it's (somewhat) stable, though that may change at any given time. Insan is known from the maze of vast, interlocking cavern networks that stretch deep into its surface, most of which are artificially created. Many of these caverns were tunneled out by Jovian Goliaths, though some of the newer ones have been carved by a far more dangerous entity...