While the feds idled, an interstellar object known as 3I/ATLAS was barnstorming the solar system, at a speed that reached 153 ...

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

NASA released new images of 3I/ATLAS as it plunged towards the sun, captured by a host of the agency’s robots and probes.

The latest images of an interstellar comet shared by NASA have captured how an array of spacecraft witnessed a flyby that was ...

NASA is unveiling close-up pictures of the interstellar comet that's making a quick one-and-done tour of our solar system.

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

NASA unveiled close-up pictures on Wednesday of the interstellar comet that's making a quick one-and-done tour of the solar ...

Comet 3I/ATLAS was first detected in July, sparking a flurry of interest among scientists and in amateur astronomy circles.

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

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

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