The interstellar object 3I/ATLAS has sparked debate among astronomers since its discovery, and some are exploring whether it ...

A new scientific paper is drawing attention because it puts forward an unexpected idea about a space object called 3I-ATLAS. Some scientists now question whether this object, which came into our solar ...

Harvard astrophysicist Avi Loeb has cowritten a research paper speculating whether the comet 3I/ATLAS is in fact "hostile" ...

Harvard scientist Avi Loeb urges global leaders to devise a plan for a potential alien attack, should interstellar object ...

New Hubble Telescope imagery of the interstellar interloper comet 3I/ATLAS reveals a dusty coma and the beginning of a tail.

Learn about the interstellar comet 3I/ATLAS, a high-velocity visitor from another star system. Learn how NASA is tracking its ...

Hubble telescope captures third interstellar visitor 3I/ATLAS showing active dust coma racing through solar system.

Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

No one knows where the comet came from. It’s like glimpsing a rifle bullet for a thousandth of a second,” said David Jewitt, ...

James Webb Space Telescope discovers 300 mysteriously luminous objects, sparking debate on whether they are galaxies or something else ...

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...

Astronomers using the Hubble Space Telescope have observed 3I/ATLAS, only the third known object from outside our Solar ...