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

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

Chadderton-born Professor Brian Cox has spoken out about claims that an interstellar object could be an alien spacecraft ...

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

NASA has shared new details about 3I/ATLAS. It is an interstellar object moving at 209,000 km/h. Hubble images show it is ...

Harvard scientist Avi Loeb urges global leaders to devise a plan for a potential alien attack, should interstellar object ...

Astronomers using the Hubble Space Telescope have observed 3I/ATLAS, only the third known object from outside our Solar System to visit our neighborhood.

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

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

Scientists propose that NASA's Juno probe could intercept the recently discovered interstellar comet, 3I/ATLAS, providing a close examination of this enigmatic celestial object.

Interstellar comet 3I/ATLAS shines in the sharpest view yet captured by the Hubble Space Telescope, helping astronomers ...

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