Comet 3I/ATLAS is just the third observed interstellar object ever witnessed in Earth's solar system. The Gemini South telescope in Chile is the latest observatory to get a glimpse of the object as it ...

Comet 3I/ATLAS is drawing unusual attention because it doesn't behave the way most comets do in photographs and time-series ...

Rare wobbling jets detected in interstellar comet’s sun-facing tail The first such outgassing seen in a comet from another ...

Interstellar comet 3I/ATLAS exhibits a bright, extended ion tail while releasing gas and dust as it travels through the inner solar system. When you purchase through links on our site, we may earn an ...

New images reveal interstellar comet 3I/ATLAS beginning to grow a signature tail as it zooms closer to the sun ahead of a close encounter with Earth this fall. When you purchase through links on our ...

Two ESA spacecraft, Hera and Europa Clipper, are poised to fly through the long tail of interstellar comet 3I/ATLAS, a new paper finds. When you purchase through links on our site, we may earn an ...

Comet 3I Atlas is currently ~186 million miles from Earth, which is twice the distance from the Earth to the sun. It is moving away from the Sun now but getting closer to Earth until December 19, 2025 ...

Astrophotographer Brennan Gilmore has captured spectacular views of the solar wind stripping a vast section from C/2025 A6 (Lemmon)'s tail, as the icy wanderer continues to brighten ahead of its close ...

The year stood out for its memorable comet activity, with interstellar visitor 3I/ATLAS, along with comets C/2025 A6 (Lemmon) and C/2025 R2 (SWAN), drawing global attention.