Comet 3I/ATLAS has arrived in the inner solar system behaving as if the usual rules of comet physics were optional. Instead ...

Among these celestial visitors — the interstellar object 3I/ATLAS, along with C/2025 A6 (Lemmon) and C/2025 R2 (SWAN) — not all withstood ...

When an interstellar visitor slices through the solar system, astronomers usually have to make do with a fleeting, side-on ...

Astronomers from the University of Geneva, working with colleagues in Canada and the United States, have captured the ...

The theory, spearheaded by astronomer Michele Bannister and her investigative team at the University of Canterbury in New ...

The next full moon will be the first of the new year 2026 - a supermoon that shines for days. Here's when and and where to ...

The Ursid meteor shower will reach its dazzling peak this evening, sending bright fireballs flashing through the sky.

A countdown of the year's most important tech and gadget releases, including new gear from Apple, Hasselblad and more.

Comet 3I/ATLAS was discovered on July 1, 2025, by the NASA-funded ATLAS telescope in Rio Hurtado, Chile and was quickly confirmed to be just the third interstellar visitor to our solar system, after ...

For one, it came down to timing. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. It came from outer space. Interstellar space, to be precise.

Scientists used the Gemini North telescope in Hawaii to obtain images of the third-ever detected interstellar object, Comet 3I/ATLAS, on Nov. 26, 2025. Credit: NSF NOIRLab In the spirit of the season, ...

New images taken with the Gemini North telescope in Hawaii confirm that the interstellar comet 3I/ATLAS has gotten brighter and greener since its close flyby of the sun in October. When you purchase ...