​Comet 3I/ATLAS has been getting a lot of attention lately because it keeps showing signs that don’t fully fit what we normally expect from a comet. Avi Loeb, a well-known Harvard astrophysicist, ...

The interstellar object 3I/ATLAS has ignited debate on whether it's a rare comet from a distant star or an alien probe.

The interstellar object 3I/ATLAS defies comet science with an anti-tail, stable core, and anomalous acceleration. Harvard's ...

Because of these strange features, experts say the tail does not look like it is made from the usual dust and gas that most comets release. On top of that, the tail becomes dim very quickly, which is ...

KEY FINDINGS The structure is wrong for a comet. The direction of the activity defies solar physics. And every new image ...

Scientists say that 3I/ATLAS has likely been traveling through interstellar space for a long time. Based on how fast it was ...

Amateur images of 3I/ATLAS show unusual structure that fuels debate, but scientists say spectral data still supports it being ...

New details emerge about the interstellar comet 3I/ATLAS. Its tail appears unusually thin and straight, unlike typical comets ...

Key Findings A new deep-sky image of 3I/ATLAS captures a tail so long and sharply defined that it stretches more than fifteen ...

NASA says interstellar object 3I/ATLAS looks like a comet, but odd behaviour has sparked debate among scientists who believe ...

A fireball lit up the skies over the Great Lakes in the early hours of Sunday and was visible for hundreds of miles.

The interstellar object 3I/ATLAS is drawing renewed scrutiny from astronomers after a striking new photograph captured in ...