A coronal mass ejection on another star has been witnessed in its entirety for the first time, revealing that when these ...

As 3I/Atlas neared its closest point to the sun in its orbit, the internet was abuzz with curiosity about the comet.

Interstellar object 3I/ATLAS reaches its perihelion, prompting Harvard's Avi Loeb to suggest it's an 'alien mothership.' ...

While most scientists believe it’s a natural comet, one Harvard astronomer has suggested its unusual features could hint at ...

It’s often assumed that Earth is somehow separate from the rest of the universe. Yet changes in environments across the solar ...

Earth is set to host a rare visitor, interstellar comet 3I/ATLAS, on October 29, 2025. Discovered in July 2025, this ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

Astronomers have identified Comet 3I/ATLAS as an interstellar object, making it only the third confirmed visitor from outside our solar system, according to NASA.<br /><br />The comet is travelling on ...

I/ATLAS stunned astronomers by surviving its close encounter with the Sun without flaring, fragmenting, or forming a tail — ...

Comet 3I/ATLAS nears the sun Oct. 29. Experts say it's natural, despite viral alien theories. Here's how to see it from ...

Mysterious Interstellar Comet 3I/ATLAS, a rare visitor from beyond our Solar System, will make its closest approach to Earth ...

Astronomers have identified 3I/ATLAS, an ancient, ice-rich interstellar comet potentially older than our solar system.