Qo'noS, also known as Klingon Homeworld, is the planet inhabited by the Klingon species in the Star Trek universe. It is characterized by its rugged terrain, mountainous landscapes, and a harsh climate, reflecting the warrior culture of its inhabitants. The planet is rich in resources and has a significant role in the political and military affairs of the Klingon Empire. The capital city of Qo'noS is Kahless City, named after the legendary Klingon hero Kahless the Unforgettable. The planet's society values honor, strength, and combat, which are central to Klingon identity. Qo'noS serves as a key location for many important events in the Star Trek series, showcasing the complexities of Klingon culture and their interactions with other species.