"The consequences, should the hypothesis turn out to be correct, could potentially be dire for humanity," said Avi Loeb.

The comet was discovered on July 1 by the ATLAS (Asteroid Terrestrial-impact Last Alert System) survey telescope. Knowing where to look, Rubin’s team found observations of the comet from June 21. For ...

A visitor from beyond is currently passing through our Solar System at a staggering speed. This celestial body, named 3I/ATLAS, could be one of the oldest objects ever observed. Astronomers ...

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

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 expected to make its closest pass by the Sun on Oct. 30, when it will fly 130 million miles inside the ...

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

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.

A strange interstellar object is hurdling its way towards Earth — and Harvard's top UFO hunter thinks it could be harmful ...

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

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