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 Manhattan-sized interstellar object 3I/ATLAS has started to sport a tail, indicating that it could ...

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

I/ATLAS puts the Planetary Defense Network on watch. NASA and ESA say no threat as IAWN drills tracking, while Harvard’s Avi Loeb raises an alien-origin idea.

The cosmic object 3I/ATLAS has sparked intense interest since it entered our solar system. A key question among scientists is whether this interstellar object has a tail.

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

NASA and ESA say 3I/ATLAS poses no threat to Earth. We explain its nickel-heavy readings, IAWN’s training drill, and why the Harvard alien claim lacks proof.

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

New images captured by NASA, which have not yet been released yet, show the changing tail of 3I/Atlas. The comet is currently ...

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

A physicist, Dr. John Brandenburg, claims interstellar comet 3I/ATLAS may be approaching Earth and issues a 'war' threat.

The interstellar object hurtling toward the inner solar system, where Earth is located, is much larger than previously ...