The space agency got a close look at the interstellar visitor over the past few months as it zipped by Mars and the sun ...

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

"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 ...

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

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 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 ...

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

When the interstellar comet flew by the red planet in October, multiple NASA missions pivoted from their explorations to ...