The interstellar comet 3I/ATLAS is barreling toward its closest point to the sun as perihelion looms on Oct. 29. How ...

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

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

Interstellar visitor 3I/ATLAS is defying predictions, sparking 'Trojan Horse' theories. Its bizarre behaviour has forced NASA ...

New telescope images show that the interstellar comet 3I/ATLAS is shooting a giant jet of gas and dust toward the sun. This ...

The unusual trajectory of interstellar comet 3I/ATLAS has sparked speculation that it could be an alien spacecraft.

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

Need a refresher about 3I/ATLAS? Here's everything to know about the interstellar object, including when the latest ...

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.

When is 'too fast' just fast enough? An object from deep space, 3I/ATLAS, has streaked into our solar system, causing a ...

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

The NASA-funded ATLAS survey telescope in Rio Hurtado, Chile, made the initial discovery of the comet on July 1 and ...