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

Comet 3I/ATLAS has been observed by the Hubble Space Telescope, which delivered new insights into this third interstellar ...

Of course, 3I/ATLAS is no ordinary comet. Discovered on July 1, 2025 by the Asteroid Terrestrial-impact Last Alert System ...

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

A new scientific paper is drawing attention because it puts forward an unexpected idea about a space object called 3I-ATLAS. Some scientists now question whether this object, which came into our solar ...

Hubble telescope captures third interstellar visitor 3I/ATLAS showing active dust coma racing through solar system.

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

NASA's Hubble Space Telescope got an up-close look at a headline-grabbing object known as 3I/ATLAS that has wandered into ...

Detailed photos from the newly operational Vera C. Rubin Observatory have revealed that the recently discovered interstellar ...

The long-serving space telescope saw the third interloper to enter the solar system from beyond its limits late on Monday ...

The most striking science photos of the week: including the Perseid meteor shower and glowing underwater wonders.

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