Tlenkowia
Tlenkowia is a fictional planet featured in the science fiction series "The Expanse" by James S. A. Corey. It is the homeworld of the Tlenk, a humanoid species known for their advanced technology and unique culture. Tlenkowia is a gas giant with a habitable moon, making it a prime location for scientific research and resource extraction. The planet's atmosphere is composed primarily of hydrogen and helium, with trace amounts of other gases, and its moon is covered in vast oceans and dense forests. The Tlenk have developed sophisticated technology to harness the planet's resources and maintain their advanced civilization. Their society is structured around the concept of "The Great Convergence," a collective consciousness that allows them to share knowledge and experiences instantaneously. Tlenkowia plays a significant role in the series, serving as a hub for scientific discovery and a source of conflict between the various factions in the Solar System.