"It could represent some of the oldest and most pristine water ever observed, formed in another planetary system and ...

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

Object 3I/ATLAS will make close approaches to Jupiter, Mars and Venus, which could allow aliens to stealthily plant spy ...

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 Vera C. Rubin Observatory, equipped with the largest digital camera for astronomy, was the first to spot the interstellar object 3I/ATLAS before its official discovery.

How do we know 3I/ATLAS, also called comet C/2025 N1 (ATLAS), is interstellar? Will it strike Earth? Can we visit it? Here ...

Comet 3I/ATLAS was first identified by the Asteroid Terrestrial-impact Last Alert System (ATLAS), a global network of four ...

On July 1, 2025, astronomers caught sight of a mysterious object racing through the solar system. This object, now named ...

The Gemini North telescope in Hawaii recently snapped a close-up of the comet that's captured the world’s attention.

A newly discovered object speeding through our solar system could be something far stranger than a comet, possibly even alien ...

Loeb points to several unusual traits that set 3I/ATLAS apart from typical comets. "The retrograde orbital plane of 3I/ATLAS ...