Ahch-To is a remote planet in the Star Wars universe, known for its rugged terrain and oceanic landscapes. It is primarily recognized as the location where Luke Skywalker went into exile after the fall of the Jedi Order. The planet features ancient structures, including the first Jedi Temple, which is significant to the lore of the Jedi. The inhabitants of Ahch-To include the Caretakers, a species of small, amphibious creatures that maintain the island's environment. The planet is also home to various wildlife and is surrounded by vast seas, making it a serene yet isolated place in the galaxy.