Astronomers have ruled out alien origins for interstellar visitor 3I/ATLAS, confirming it's a natural comet—not an ...

In fact, quite the opposite is true: Every piece of evidence collected about 3I/ATLAS to date is consistent with a natural, ...

If an antimatter meteor came into our solar system, we’d definitely know about it, says one reader, especially if it hit the ...

A stunning new image of interstellar comet 3I/ATLAS (C/2025 N1 ATLAS) reveals the cosmic visitor's ion tail has grown ...

I/ATLAS's bluish glow and mysterious trajectory have led many online to connect it with the Hopi 'Blue Star Kachina', which ...

Scientists have detected the first radio signal from interstellar object 3I/ATLAS. This discovery confirms the object is a ...

I/ATLAS: China’s Tianwen-1 Mars orbiter has captured rare, high-resolution images of the interstellar comet 3I/ATLAS as it ...

The interstellar comet has reappeared after months hidden behind the sun, offering astronomers fresh clues about how comets ...

In the fresh images of 3I/ATLAS taken from the Nordic Optical Telescope at La Palma in the Canary Islands on November 11, ...

I/ATLAS is again showing anti-tails, which Avi Loeb suggests could mean that it is trying to jet off away from the Sun by ...

Scientists say 3I/Atlas came closest to Mars in October. Its path this month put it in the path of the warm rays of our sun, where a tail became more visible. The 3.5-mile solar object is traveling at ...