Most comets, including the well-known Halley's, loop through our solar system like cosmic time capsules that formed alongside ...

Scientists are observing a unique interstellar comet, 3I/ATLAS, currently passing through our solar system. This is only the third such object ever detected.

A cosmic traveler from another star system is currently visiting our solar neighborhood. Scientists are closely observing ...

A rare lunar occultation, fading crescent moon, and an interstellar visitor make for a memorable week of stargazing in ...

Comet 3I/ATLAS is the third confirmed interstellar visitor to our solar system. But with the Rubin Observatory now scanning ...

As the Moon reaches New, advanced observers can try photographing 3I/ATLAS while everyone can enjoy nebulae and more in the ...

Suppose the galaxy’s oldest secrets were readable not in the glare of faraway stars, but in a brief, cold visitor whizzing ...

This comet, first detected on July 1, 2025, by the ATLAS sky survey system, is providing scientists with a rare glimpse into the chemistry and behavior of objects that formed around other stars.

This is only the third interstellar object ever found. The first was 'Oumuamua in 2017, and the second, Borisov, in 2019.

New findings about interstellar comet 3I/ATLAS reveal its surprising size, possible thick disk origin, and what makes it ...

Astronomers continue to track Comet 3I/ATLAS, the third-ever discovered interstellar object, passing through our solar system ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...