Stargazers in the Canary Islands were treated to a spectacular sight on Thursday (December 4) as a supermoon lit up the night sky. The phenomenon drew attention across the Spanish archipelago, with many pausing to admire the unusually bright lunar display. Known as the Cold Moon, December’s full moon shone brilliantly over Gran Canaria, casting a silver glow across the island’s landscapes. According to the Royal Observatory in Greenwich, London, a supermoon occurs when a full moon appears within