Sometimes "the universe comes to us," writes the European Space Agency. For the third time since 2017, an interstellar object ...

On July 1, 2025, a telescope in Chile detected something unexpected: a faint object streaking across the sky at an unusual ...

I/ATLAS, also known as C/2025 N1 (ATLAS), originated in a distant star system, far beyond the boundaries of our solar system.

A diagram shows the trajectory of interstellar Comet 3I/ATLAS as it passes through the solar system. It will make its closest approach to the sun in October.

Astronomers have confirmed the presence of 3I/ATLAS, a rare interstellar comet originating from a distant star system, now traversing our solar system.

Space Interstellar comet hurtling through solar system named 3I/ATLAS An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

Comet 3I/ATLAS follows two other intriguing interstellar objects, called ISOs, that once passed through our solar system: ‘Oumuamua in 2017 and 2I/Borisov in 2019.

This diagram shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system. It will make its closest approach to the Sun in October. Credit: NASA/JPL-Caltech ...

Little is known so far about comet 3I/ATLAS. Astronomers estimate its diameter to be 12 miles (20 kilometers), with significant uncertainty due to the object’s brightness, Masi said.

Astronomers in Hawaiʻi detected the solar system's third interstellar object, C/2025 N1 or 3I/ATLAS, which poses no threat to ...

The object, named 3I/ATLAS, was discovered by NASA on July 1 using the ATLAS survey telescope in Chile. Classified as an interstellar comet, it originated from another solar system and has been ...

This diagram provided by NASA/JPL-Caltech shows the trajectory of interstellar comet 3I/ATLAS as it passes through the solar system. (NASA/JPL-Caltech via AP) (Nasa/Jpl-Caltech) CAPE CANAVERAL ...