Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not loop back around the sun. That's why astronomers around the world are using ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

Harvard astronomer Avi Loeb suggests that if interstellar object 3I/ATLAS isn't a comet, nor an asteroid, it may have been ...

A team of international astronomers, including a University of Michigan doctoral student, were the first to publish the ...

New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it ...

A strange interstellar object is racing toward our solar system, and while NASA says it’s a comet, a top Harvard scientist ...

In an exciting and rare new discovery, astronomers recently confirmed that a third known interstellar object has entered our solar system. The interstellar comet, dubbed "3I/ATLAS", was initially ...

The comet 3I/ATLAS is the third confirmed interstellar object and is likely 3 billion years older than our own solar system.

NASA confirms the arrival of 3I/ATLAS, the third interstellar object. The ATLAS project spotted it in June 2025. Its speed ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen—possibly predating our solar ...

It was only discovered last month (1 July) by the ATLAS survey telescope in Chile and NASA was quick to confirm that the ...

Professor Avi Loeb, a theoretical physicist and cosmologist from Harvard University, told MailOnline why he thinks a new ...