Interstellar comet 3I/ATLAS, third visitor to our system, is pure ice—no technosignatures, says NASA on 19 November 2025.

The foreign interstellar guest is on a tour of our solar system and is about to depart soon. Nobody knows where it came from.

I/ATLAS: NASA has released close-up images of the interstellar comet 3I/ATLAS, captured by multiple spacecraft and telescopes ...

Because this comet is so rare, NASA is utilizing multiple spacecraft and telescopes to observe it. Since its discovery on ...

Students gathered on the Mars house lawn Wednesday night to watch Andrew Luck, the football team’s General Manager spare a ...

With the government reopened, the space agency at last released pictures captured by a fleet of government spacecraft of an ...

The rare interstellar comet, also known as 3I/ATLAS, was first discovered in July and has been photographed several times.

Discovered over the summer, the comet known as 3I/Atlas is only the third confirmed object to visit our corner of the cosmos from another star. It zipped harmlessly past Mars last month.

"It's going to look different because it didn't come from our solar system and that's what makes it so magical." ...

The object is the third interstellar visitor to our solar system ever confirmed. It will reach its closest point to Earth ...

NASA just dropped a trove of new images of interstellar Comet 3I/ATLAS, as seen by some of the space agency’s spacecraft. The ...

It's possibly as big as Manhattan, likely older than our own solar system, and it's traveling through space at speeds of up ...