Bryolith -

A single bryolith can turn over 10–50 times in its lifespan, creating a "roll-your-own" habitat.

The peace broke when the Harvesters arrived. They came in pressurized steel spheres, driven by a surface world starving for energy. They had discovered that the Bryolith’s bioluminescence wasn't just light—it was pure, storable history, a bio-electric fuel that could power cities for centuries. bryolith

For eons, the Bryolith served as the world’s silent archivist. Every ship that sank, every whale that sang its final note, and every tectonic shift was absorbed into its fibrous mass. To touch the Bryolith was to see the birth of the moon; to walk its ridges was to hear the first rain fall on a cooling earth. A single bryolith can turn over 10–50 times