The unusual comet—which is to pass Earth again in the coming weeks—is only the third known object to visit us from outside ...

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

Astronomer Gianluca Masi captured a spectacular image of interstellar comet 3I/ATLAS on Nov. 19, as it raced headlong away ...

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

NASA spacecraft across the inner solar system captured new views of Comet 3I/ATLAS—the third known interstellar object ...

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

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

Imaging suggests that a lot of the material coming off is in the form of dust grains. NASA indicated that two missions to ...

NASA has a photo dump of the interstellar comet 3I/ATLAS. It made news in July when it was confirmed to have originated ...

NASA has a number of telescope assets which have captured images of interstellar comet. They include: The Hubble, Webb, TESS, ...

After months of rumors of whether a comet passing through the solar system is proof of alien life, with personalities such as ...

On Wednesday, Nov. 19, NASA will unveil more 3I/ATLAS images captured by the space agency's fleet of instruments both on the ...