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

Is the solar system an interstellar highway, with cosmic objects speeding past at warp speeds without human notice? That’s ...

Astronomers have confirmed the discovery of a rare celestial visitor from beyond our Solar System. The comet was first spotted on 1 July 2025 by the Asteroid Terrestrial-impact Last Alert System ...

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

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

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

3I/ATLAS, also known as C/2025 N1, is a comet from interstellar space, meaning it originated in another star system and entered our solar system on a one-time flyby. It was first spotted by the ATLAS ...

Proxima Centauri b is the closest known exoplanet that could be in the habitable zone of its star. Therefore, it has garnered ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...

The Interstellar Boundary Explorer (IBEX) is a small satellite already orbiting Earth. IBEX has special instruments gathering ...