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

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another ...

The latest observations of 3I/ATLAS suggest it resembles comets from the outer reaches of our solar system, but may be ...

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

The Hubble Space Telescope has captured the best picture yet of a high-speed comet visiting our solar system from another ...

Interstellar objects are visitors from solar systems beyond our own, and the third ever such object, known as 3I/ATLAS, has just been discovered. Using the Gemini North telescope, astronomers have ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) The interstellar comet, originally called A11pl3Z and now ...

New simulations have narrowed down where the newly discovered interstellar comet 3I/ATLAS likely came from, revealing it could be more than 3 billion years older than the solar system.

A team of astronomers recently discovered the traveling space object, just the third of its kind to pass through our solar system.

Third interstellar tourist arrives On July 1, the ATLAS telescope in Chile spotted the third-known interstellar object to enter the solar system, a water-rich comet called 3I/ATLAS.