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

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

NASA released images of an interstellar comet flying past Mars, and scientists expressed doubt about the possibility that it is an alien spaceship.

NASA released new images of 3I/ATLAS, the third comet ever to be discovered in Earth's cosmic neighborhood originating from ...

NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a comet probably even older than our solar system, as U.S. space agency officials ...

New NASA images of the interstellar object 3I/ATLAS will be released tonight, drawing global attention. People all over the world are waiting to see what NASA will show tonight. At 9 p.m. Paris time, ...

Rare moments captured by NASA's 3I/ATLAS have just been released, revealing more information about this interstellar object from outside the Solar System.

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

NASA has scheduled a photo-dump of 3I/ATLAS images captured by the agency's fleet of ground and space instruments. You can watch it live.

One day after releasing a single image giving mankind the clearest image of deep space in history, NASA released shots from the Webb Space Telescope. The telescope allowed scientists to examine a ...

Twelve NASA missions have captured detailed views of comet 3I/ATLAS, the third known interstellar visitor, as it travels ...