A newly discovered visitor from the outer solar system is racing toward the inner planets, and astronomers say it could put ...

A pair of newly discovered comets are making a rare double display in the night sky this week. SWAN and Lemmon, both of which were discovered this year, have reached their closest points to Earth in ...

With the new year approaching, the astronomical community prepares for comet C/2024 E1 (Wierzchos). However, during the first month of 2026, it will only be visible from the Southern Hemisphere. In ...

NASA’s Europa Clipper spacecraft has captured images of interstellar comet 3I/ATLAS as the object — perhaps the oldest ever seen by astronomers — whizzes through the inner solar system. On Nov. 6, ...