Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But ...

On February 17, the comet will make its closest approach to Earth from 94 million miles, roughly as far as the Sun.

Comet C/2025 A6 (Lemmon), captured from the Dark Sky Alqueva Observatory in Portugal on October 2, 2025, glows green as it nears its closest approach to Earth. Here’s how to see this rare green comet ...

Interstellar visitors are rare enough that each one rewrites the playbook for how scientists study the space between stars. On July 1, 2025, the ATLAS survey spotted a new object, first tagged as ...

Initial analysis suggested the nucleus was approximately 13.7 kilometers wide (roughly city-sized); however, researchers ...

Comet Lemmon (C/2025 A6) is making a rare appearance in Earth's skies, after rapidly approaching Earth since its discovery in January The comet reaches its closest approach to Earth in October, ...

NEW YORK (AP) — Two bright green comets are streaming through the skies and are visible to skygazers in the Northern Hemisphere. Both hail from the outer edges of our solar system — possibly what’s ...