James Webb Telescope findings reveal 3I/ATLAS contains unusual dusty ice grains, offering clues about planet formation beyond ...

New James Webb observations suggest interstellar comet 3I/ATLAS contains ancient ice that may have formed up to 12 billion ...

(NASA/ESA/D. Jewitt/UCLA/J. DePasquale/STScI) Exiled interstellar visitors like comet 3I/ATLAS are time capsules from the ...

The findings are another clue towards understanding the origins of 3I/ATLAS and the planet-forming conditions around other stars.

JWST measurements reveal unusual chemical signatures in 3I/ATLAS, suggesting the interstellar comet formed in an extremely ...

NASA’s PUNCH was tracking comet SWAN when 3I/ATLAS whizzed past. Credit: NASA/Southwest Research Institute ...

The interstellar comet 3I/ATLAS carries a chemical clue to conditions in the planetary system of its origin, locked away long ...

But not in the way you'd expect.

3I/ATLAS is surrounded by “a complex jet structure,” new images show, sparking fresh speculation that the Manhattan-sized interstellar object could be an artificial alien craft. The images, captured ...

The interstellar object "3I/ATLAS," which flew into the solar system in 2025 and is now quietly moving away, has been the subject of new research findings released in early September 2026. A research ...

The most sensational story of the year for astronomers has been the discovery of the comet 3I/ATLAS, which was first observed on July 1, 2025 by NASA's Asteroid Terrestrial-impact Last Alert System ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A deep image of interstellar Comet 3I/ATLAS captured by the ...