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

NASA's treasure trove of new comet 3I/ATLAS images provides hotly anticipated views of the interstellar visitor, including ...

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

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

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

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

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

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

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

As far as physical features, NASA says 3I/ATLAS has speed, color, and direction that are, “consistent with what we’d expect ...

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

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