A newly spotted interstellar comet is passing through our solar system at a blistering speed of 130,000 miles per hour, ...

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

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 ...

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

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

Spotted by astronomers last month, interstellar object 3I/ATLAS [NASA] is the third object from beyond that we've detected ...

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

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

3I/ATLAS was discovered by NASA's Asteroid Terrestrial-impact Last Alert System (ATLAS) on 1 July, and is just the third ...

Confirmed as an alien comet, new observations have given us a much better idea of how large this interstellar object actually ...

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

Is it an alien spaceship or an ancient comet? That’s the question puzzling UFO enthusiasts, NASA, and the European Space ...