Analyses of its emissions using NASA’s Neil Gehrels Swift Observatory indicate that the interstellar comet probably has a very different structure than comets in the solar system. Hydroxyl compounds ...

The Atlas Hotel is in full hardhat-required construction mode. The 246-room hotel won’t be open for several months, so it takes a fair amount of imagination to envision the current cavernous concrete ...

NASA's Perseverance rover may have captured early images of interstellar comet 3I/ATLAS. While a viral photo shows a bright, cylindrical object, experts suggest it's likely a photographic artifact ...

The first images from Mars of the Manhattan-sized interstellar object 3I/ATLAS have been released as NASA has gone radio silent due to the government shutdown. Glowing in the Martian sky, 3I/ATLAS was ...

A mysterious interstellar comet — just the third such object ever confirmed to have entered our solar system — streaked past Mars last week. A spacecraft in orbit around the red planet had a front-row ...

3I/ATLAS, only the third object from beyond our solar system ever spotted from Earth, was viewed from Mars by an orbiting European spacecraft. By Kenneth Chang Kenneth Chang reported on the first ...

For millions of years, a fragment of ice and dust drifted between the stars—like a sealed bottle cast into the cosmic ocean. This summer, that bottle finally washed ashore in our solar system and was ...

An alleged photo of interstellar comet 3I/ATLAS, captured by NASA's Mars Perseverance rover, has gone viral on social media. The image shows a bright, cylindrical object zooming through the Martian ...

Harvard's Prof. Avi Loeb, author of Extraterrestrial, cite 'anomalies' of 3I/ATLAS Also In This Package Alien probe? 3I/ATLAS just flew into our Solar System Comet or alien? Interstellar object sparks ...

Rare interstellar visitor comet 3I/ATLAS has made headlines and caught the attention of the public for months. The object is one of only three space objects originating from a star other than our sun ...

Rare interstellar visitor the size of Manhattan carries secrets from distant star system Controversial 'comet': An artist's rendition of Comet 3I/ATLAS as it rockets through our Solar System at 58 km ...