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 a trove of never-before-seen images of the interstellar comet 3I/ATLAS, unveiling new characteristics of the ...

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

After weeks of silence, NASA has officially dismissed speculation that 3I/ATLAS has anything to do with aliens.

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

Comet 3I/ATLAS was discovered on July 1 by the Asteroid Terrestrial-impact Last Alert System (ATLAS). Its previous best ...

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

NASA released fresh images on Wednesday of the interstellar object called 3I/ATLAS that astronomers have determined is a ...

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

"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 ...