Every week, Space.com delivers the latest discoveries, launches, and cosmic curiosities from across the universe. From ...

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

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 ...

NASA has a number of telescope assets which have captured images of interstellar comet. They include: The Hubble, Webb, TESS, ...

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

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

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." ...

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

WASHINGTON >> NASA released fresh images today of the interstellar object called 3I/ATLAS that astronomers have determined is ...

An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...