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

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

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 ...

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

Objects such as 3I/Atlas and 1I/ʻOumuamua can help give clues about the formation of worlds far beyond our Solar System.

Interstellar comet 3I/ATLAS has spent the last several months on a tour of our solar system. NASA spacecraft and telescopes ...

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

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

NASA officials dismissed theories that the interstellar 3I/ATLAS could be an alien spaceship while dropping new photos of the ...

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

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