A mysterious green ball flew over Moscow last night, lighting up the sky before dawn The bright glow pierced the darkness and ...

The chemical signatures we're observing may reflect both the comet's ancient origins and its long journey through ...

NASA's Hubble, Webb, Parker Solar Probe, and other missions are tracking 3I/ATLAS to understand its true nature.

Interstellar comet 3I/ATLAS has sparked curiosity among scientists as the space object changing its behaviour. Harvard scientist Avi Loeb has suggested that 3I/ATLAS is not a comet as the object's ...