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 ...

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 ...

3I/ATLAS may have moved away from Earth as it makes its way out of the solar system, but this interstellar intruder continues to delight and surprise astronomers. When you purchase through links on ...

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 ...

Comet 3I/ATLAS, a 33-billion-ton object that's older than our solar system, will make its closest approach to Earth on Friday. Scientists are captivated by its unusual "anti-tail." It's a phenomenon ...

Amateur astronomers across Europe have reported similar sightings. Michael Jaeger of Austria, who has been tracking 3I/ATLAS since Nov. 4, captured a spray of four or five plumes. "We have something ...

NASA has announced that it will soon release new images of the interstellar comet 3I/Atlas. These pictures were captured using both spacecraft equipment and powerful space telescopes. The update has ...

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 ...

Interstellar comet 3I/ATLAS shows rare wobbling jets in its sun-facing anti-tail, offering insights into interstellar comets.