If the astronomer's hypothesis is right, it could mean that the interstellar object is linked to alien technology.

A team of astronomers has attempted to track the path of interstellar object 3I/ATLAS back into the past, tracing its path ...

Astronomers just caught a rare glimpse of an interstellar comet as it zoomed past Mars. Images of the object, dubbed 3I/ATLAS, were captured by two of the the European Space Agency's Mars orbiters -- ...

The first images from Mars of the Manhattan-sized interstellar object 3I/ATLAS have been released as NASA has gone radio ...

An amateur astronomer looking through data from NASA's Perseverance rover may have spotted interstellar comet 3I/ATLAS as it ...

NBC News' Gadi Schwartz talks to Harvard Professor Avi Loeb about the new images released of interstellar object 3I/Atlas as ...

For millions of years, a frozen traveler drifted in silence through the stars, carrying secrets from another world. This ...

Scientists estimate that nearly 8% of the comet’s surface, about 7.8 square kilometres, is actively venting vapour. Most ...

Harvard scientist Avi Loeb, who has made headlines for his theories about interstellar objects, says we are "probably not" ...

The third interstellar object ever detected in the solar system will make a close approach to Mars, giving the opportunity ...

NASA and the European Space Agency are tracking the 3I/ATLAS interstellar object as it travels past Mars on its way toward the Sun and through the solar system.

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...