Ring of Gundam  

リング・オブ・ガンダム, リング　オブ　ガンダム

The narrative of the "Ring of Gundam" is situated in a futuristic epoch following the conclusion of the initial Mobile Suit Gundam series' One-Year War. In this novel universe, there exists an enormous 600-kilometer-wide ring that orbits around the moon. An individual named Eiji from the Earth Federation Forces stumbles upon an artifact known as "Beauty Memory" entombed within a colossal rock formation on Earth's surface.