Is 3I/Atlas an interstellar alien vessel or simply an intriguing, unique rock hurling through the cosmos? That debate has been raging ever since the comet, only the third known interstellar object to ...

Hubble has captured evidence of extraordinary jet activity from the interstellar comet 3I/ATLAS, which challenges established models of cometary physics and raises new questions about the nature of ...

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.

3I/ATLAS, a mysterious interstellar object racing toward the Sun, is baffling scientists with its speed and origin. Some researchers suggest it could even be alien-made, drawing comparisons to probes ...