When the interstellar object 3I/ATLAS entered the Solar System, astronomers quickly realized it was unlike anything they had seen before. Its age, trajectory, composition, and origin sparked intense ...

The giant asteroid made waves across the world last year when it came whizzing past Earth - with some experts convinced it ...

JWST detected rising methane emissions from interstellar comet 3I/ATLAS, exposing ancient interior ice and offering new ...

Comet 3I/ATLAS arrived from beyond the Solar System carrying a chemical story unlike anything astronomers had measured before ...