Scientists believe the crater was created in 2024 from a comet or asteroid colliding with the Moon, and that impacts of that magnitude happen about once a century. A crate on the moon — about 220m across and up to 45m deep — is the solar system's biggest known impact crater carved out in recent times. Key points and original sources are listed below.

• Scientists believe the crater was created in 2024 from a comet or asteroid colliding with the Moon, and that impacts of that magnitude happen about once a century.S1

• A crate on the moon — about 220m across and up to 45m deep — is the solar system's biggest known impact crater carved out in recent times.S2

• WASHINGTON, United States — A researcher at NASA has found a massive, recently-formed crater on the Moon, a rare occurrence that only happens “once in a century or even longer,” according to scientists. The crater, dubbed “McGetchin,” measures 730 feet (222 me...S3S4