An Ancient Celestial Traveler

Comet C/2023 A3 Tsuchinshan-ATLAS, which likely traveled from the outer reaches of our solar system, made its closest transit past the Sun on Sept. 27 and was expected to come within approximately 44 million miles of Earth on Oct. 12.

https://earthobservatory.nasa.gov/images/153444/comet-tsuchinshan-atlas-arrives-from-afar