If you’ve been following the hubbub about 3I/ATLAS, you’re probably either in the camp that thinks it’s just a comet from ...

A mysterious 3I/ATLAS interstellar object has once again baffled scientists with its unusual trajectory in the solar system.

This week, an “anti-tail” and an odd 594-kilometer (369-mile) feature have been found on interstellar object 3I/ATLAS, brain ...

Learn when and where to see Comet Lemmon and Comet SWAN this October as they light up the night sky in a rare double comet ...

The new observations confirmed the presence of the rare 'anti-solar tail' while analyzing the spectra of the comet to ...

Astronomers are watching a new comet pass through our solar system with great interest. Based on its glow, the 33-billion-ton ...

A pair of newly identified comets are jointly appearing in the October sky, and it’s possible to see both — if you know where ...

An alien comet passing through our solar system made its closest approach to Mars recently, and two European robotic ...

Two spacecraft are on course for 3I/ATLAS, a mysterious interstellar object that some believe could be an alien mothership.

I/ATLAS, the rare comet currently making headlines as it travels through our solar system, made its closest approach to Mars ...

When news first broke that a foreign body, nicknamed Atlas, had drifted into our solar system from the deep unknown, it ...

As Earth passes through the densest part of debris from the famed Halley's comet, the Orionid meteor shower will hit its annual late-October peak.