The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How different will it look when it reappears on the other side?

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.

New images reveal the stunning reversal of the interstellar objects “anti-tail” and could be indicative of a “maneuvering” ...

Newly released images of the interstellar comet 3I/ATLAS appear to show the alien object spitting out an enormous jet of gas ...

Two ESA spacecraft, Hera and Europa Clipper, are poised to fly through the long tail of interstellar comet 3I/ATLAS, a new ...

Interstellar object 3I/ATLAS just flipped its jet. Scientists are debating if it's a natural comet or an alien probe ...

An interstellar object called 3I/ATLAS has captured tremendous attention in the planetary science sphere, and soon it will ...

NASA confirms the interstellar object 3I/ATLAS poses no threat to Earth, despite viral speculation. Scientists and the UN are ...

"If the object is an alien spacecraft slowing down, and the anti-tail is braking thrust, then this change from anti-tail to ...

Scientists have confirmed that 3I/ATLAS is only the third interstellar object ever detected passing through our Solar System.

Did CNN report the interstellar comet 3I/ATLAS has contacted Earth, as a viral social media post declared? No, that's not ...

It might seem like an implausible connection, but interstellar comets and big dreams occupy similar positions in their ...