More a popular term than a scientific one, a supermoon occurs when a full lunar phase syncs up with an especially close swing ...

It won’t reach its full lunar ... away. September’s was 222,131 miles (357,486 kilometers) away. A partial lunar eclipse also ...

Last month’s supermoon was 2,800 miles closer, making it the year's closest. The series started in August. In 2025, expect three ...