A mysterious cosmic traveler has found its way to the Solar System from the uncharted reaches of interstellar space. The rare visitor – dubbed interstellar comet 3I/ATLAS — was spotted by the ...

Called 3I/ATLAS, the object is only the third of its kind known to astronomers, and it’s likely been heading our way for ...

Astronomers may have just found the third interstellar object passing through our solar system. The object is seen in this image from Arizona’s Saguaro Observatory (David Rankin, Saguaro ...

Astronomers on Wednesday confirmed the discovery of an interstellar object racing through our solar system—only the third ever spotted, though scientists suspect many more may slip past unnoticed.

New Interstellar Object Comet 3I/ATLAS—What We Know So Far as It Zips through the Solar System All eyes are on Comet 3I/ATLAS as astronomers worldwide chase the exotic ice ball through our solar ...

Astronomers have observed an object that originated from beyond our solar system, thought to be an interstellar comet, speeding through our celestial neighborhood.

Recent studies have had more information to work with, given that we have found interstellar objects, with one estimating that "at any one time, there are ∼10 4 interstellar bodies of ...

A diagram shows the trajectory of interstellar Comet 3I/ATLAS as it passes through the solar system. It will make its closest approach to the sun in October.

"Before the detection of the first interstellar comet, we had no idea how many interstellar objects there were in our solar system," said Siraj.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed.

An "interstellar object" is speeding toward the inner solar system, where Earth is located, astronomers have confirmed. The object -- likely a comet -- was first detected in data collected between by ...