Is 3I/ATLAS an alien craft or just an extraordinary cosmic visitor? That question has resurfaced after the Central Intelligence Agency (CIA) refused to confirm or deny whether it holds classified ...

Even by the strange standards of interstellar visitors, 3I/ATLAS is turning into a real cosmic outlier. Discovered on July 1, 2025 by the ATLAS telescope in Chile, this Manhattan-sized interloper — ...

Add Yahoo as a preferred source to see more of our stories on Google. Chief Transportation Correspondent MayCay Beeler talks with Harvard Professor and astrophysicist Dr. Avi Loeb about the intrigue ...

The NASA/ESA Hubble Space Telescope reobserved interstellar comet 3I/ATLAS on 30 November with its Wide Field Camera 3 instrument. At the time, the comet was about 286 million kilometers from Earth.

When some scientists and conspiracy theorists saw the strange trajectory of the space object 3I/ATLAS, some of them thought one thing: aliens. With a bizarre shape, an unusually precise trajectory, ...