An interstellar visitor that has been under close watch since it entered the solar system is showing scientists something new ...

"Every one of these objects we study helps us understand a little more about how planets form around other stars." ...

Interstellar comet 3I/ATLAS contains exceptionally high levels of methanol, suggesting it formed under conditions very different from those that shaped most comets in our solar system. ALMA also ...

3I/ATLAS is surrounded by “a complex jet structure,” new images show, sparking fresh speculation that the Manhattan-sized interstellar object could be an artificial alien craft. The images, captured ...

UK astronomers have uncovered new clues about the origin of 3I/ATLAS—only the third known object from beyond the solar system ...

In a year brimming with astronomical discoveries, the arrival of interstellar visitor 3I/ATLAS has captivated sky-watchers with its hyperbolic trajectory. Unverified leaked NASA images claiming a ...

The earliest images of 3I/ATLAS, newly uncovered by Michigan State University, reveal how the interstellar object evolved as it traveled through our solar system—and how other distant solar systems ...

There's been a lot of hype and rumours about alien comet 3I/ATLAS lately. So, where is it now, what did it look like when it passed Mars and through its closest distance to the Sun, when will it ...

Does 3I/ATLAS have interstellar headlights? Harvard scientist Avi Loeb speculated that NASA’s recently released photos of 3I/ATLAS could potentially point to its artificial origins — and even wondered ...

A comet from another star system is due to make its closest—and final—approach to Earth this week before it continues on its journey back toward interstellar space. Interstellar Comet 3I/ATLAS will ...

NASA’s Europa Clipper spacecraft has captured images of interstellar comet 3I/ATLAS as the object — perhaps the oldest ever seen by astronomers — whizzes through the inner solar system. On Nov. 6, ...