An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

Harvard physicist Avi Loeb calculates that the probability of the giant interstellar object 3I/ATLAS being a natural comet is ...

Ever since astronomers first detected interstellar comet 3I/ATLAS in July, speculation about its true nature has run wild.

A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth ...

While earlier observations indicated 3I/ATLAS appeared red in color, additional analysis has led astronomers to note in a ...

Harvard astrophysicist Prof. Avi Loeb has further expanded his list of anomalies spotted on 3I/ATLAS, the third-ever observed ...

I/ATLAS: When will NASA release the 3I/ATLAS photos? NASA is preparing to release high-resolution images of the interstellar ...

New telescope images show interstellar object 3I/ATLAS survived its close pass behind the sun, reviving debate among ...

Harvard's Avi Loeb fuels debate as 3I/ATLAS sparks claims of a nuclear-powered alien spacecraft amid new images and rising ...

Interstellar comet 3I/ATLAS is losing an insane amount of mass after making its closest pass of the sun last month — a ...

Harvard astrophysicist Avi Loeb has detected a 12th anomaly in the interstellar comet 3I/Atlas, adding more mystery to the rare space object.

Recent photos reveal that 3I/ATLAS did not disintegrate during its recent fly-by of the sun, leading Harvard scientist Loeb ...