The United Federation of Planets is a federal republic with a universal reach in the Star Trek universe. Starfleet is the wing of the Federation that covers exploration, scientific research, peacekeeping, and defense. Naturally, they would have to have an impressive fleet to maintain their interstellar reach. The following ships are the fastest that Starfleet has to offer. Some of these ships were designed and intended for speed or travel while others were modified later for specific missions.