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

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.

Avi Loeb hints 3I/ATLAS may defy physics and could even be heading toward Earth, sparking global debate and viral speculation ...

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

Is it just another rock from the void, or are we about to get our first confirmed 'visitor'? This question is splitting the ...

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

"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 ...

The most explosive theory comes from Harvard astrophysicist Avi Loeb, who suggests 3I/ATLAS may not be a natural object at ...

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.

A UN-endorsed group focused on planetary defense has locked onto 3I/ATLAS as the mysterious interstellar visitor fuels alien ...

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