As 3I/ATLAS races through our solar system, NASA and Harvard take unprecedented action to study its bizarre anti-tail and ...

Interstellar object 3I/ATLAS is showing signs of "non-gravitational acceleration" as it reached its perihelion.

During that close approach, scientists were surprised to note that 3I/ATLAS brightened much faster than they anticipated.

"This information is of great importance to advancing our understanding of interstellar visitors and their interaction with ...

A recent development in the field of astronomy has left scientists intrigued as a mysterious interstellar object has begun to ...

Data show that unidentified lights in archival astronomy images were 68% more likely to be imaged 24 hours after a nuclear ...

A mysterious object spotted floating through our solar system last year might be an alien spacecraft that was investigating Earth, according to Harvard astronomers. The astronomers suggested the ...

I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

Two new papers delve into mysterious lights and objects that were observed in the sky years before the first satellite ...

James Webb Space telescope spots 'big red dot' in the ancient universe: A ravenous supermassive black hole named 'BiRD' ...

I/ATLAS has captured the attention of space enthusiasts and researchers with its unusual features. The interstellar object is expected to make another appearance soon, promising fresh insights into ...

Avi Loeb suggested that if 3I/ATLAS is a spacecraft, it may use its proximity to the Sun's powerful gravitational pull while hidden from us.