Ugnis

Ugnis is a fictional celestial body featured in the science fiction novel "Echoes of the Void" by author Anya Sharma. It is depicted as a rogue planet, meaning it does not orbit a star and drifts through interstellar space. The planet's surface is characterized by extreme temperature fluctuations, ranging from the freezing cold of deep space to localized pockets of intense heat generated by internal geological activity.

Life on Ugnis, as described in the novel, has adapted to these harsh conditions. The dominant species, known as the Lumina, are bioluminescent organisms that thrive in the planet's perpetual twilight. They possess a unique biological system that allows them to harness ambient cosmic radiation for energy. Their settlements are often found deep underground, shielded from the surface's volatile environment.

The narrative of "Echoes of the Void" explores the discovery of Ugnis by a human exploration crew and their subsequent interaction with the Lumina. The planet serves as a backdrop for themes of adaptation, survival, and the diversity of life in the universe. Ugnis is notable for its desolate beauty and the resilience of its inhabitants in a seemingly inhospitable environment.