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 — ...

In the vast, silent theatre of space, a rare drama is unfolding. On one side, a mysterious visitor from beyond our solar system, an object named 3I/ATLAS. On the other, a violent, billion-tonne ...

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.