Unisphere is a large, fictional space station featured in the Star Trek universe. It serves as a hub for interstellar travel and diplomacy, showcasing advanced technology and diverse alien cultures. The station is often depicted as a bustling center for trade and communication among various species. The design of Unisphere reflects a blend of futuristic architecture and functionality, with various sections dedicated to different purposes, such as recreation, research, and habitation. It plays a crucial role in the Star Trek narrative, facilitating interactions between the United Federation of Planets and other civilizations.