An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...

U-M astronomers are helping study a fast-moving, ancient, and massive comet that formed beyond our galaxy. A group of ...

In a groundbreaking study,Harvard physicist Dr. Avi Loeb has brought new attention to an unusual interstellar object, ...

Learn about the interstellar comet 3I/ATLAS, a high-velocity visitor from another star system. Learn how NASA is tracking its ...

STARRS Observatory in Hawaii made history in 2017 when they detected 'Oumuamua, the first interstellar object (ISO) ever ...

NASA’s Hubble Space Telescope has captured its most detailed image yet of interstellar comet 3I/ATLAS. The rare comet is ...

NASA astronomers have witnessed the movement of the fastest ever comet seen so far and using Hubble Space Telescope clicked ...

Massive interstellar object 3I/ATLAS, larger than Manhattan, shows unusual glow pattern and planetary alignment that Harvard ...

NASA and the European Space Agency recently shared remarkable new images of the interstellar comet 3I/ATLAS, which was ...

New Hubble data on the 3I/ATLAS interstellar comet points to it having a nucleus between 1,000 feet and 3.5 miles, speed at ...

Scientists estimate the object to be more than 12-miles-wide, speeding at 37 miles-per-second, relative to the sun.

Given 3I/ATLAS' highly eccentric orbit, this will be its one and only visit to our solar system, as its trajectory does not loop back around the sun. That's why astronomers around the world are using ...