The one where a catgirl betrays her emperor when he starts nuclear war by fleeing the planet with his disarmed flagship containing tens of thousands of people, who promptly start killing each other.
eA Thceyn birthing takes the inverse shape of ours. A new Thceyn forms as a thin, flexible membrane around the Thceyn world. Micrometers thick at first, it grows until it strains to hold the world in and the pressure hurts its taut, flattened organs. Its birthing organ starts spiraling into the world-barrier.
In the radioactive mantle of a nameless planet dwelled the kahaldans, who lived in an air bubble in the rock and coated its inner surface with glowing farms of fungi. They enjoyed making new kinds of sounds and naming things, and would have named their planet but for their total ignorance of what a planet was.