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 ...

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 ...

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

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 ...