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 ...

The newly discovered interstellar visitor is just the third of its kind and fascinates astronomers who hope to learn from it ...

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 ...

NASA scientists have discovered a rare visitor from beyond our solar system, a new interstellar comet speeding by on a brief ...

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

Once in space, the Comet Interceptor will travel to the Sun-Earth Lagrange point L2 (just like Ariel), meaning 932,000 miles ...

The detection of 3I/ATLAS marks our solar system’s third time saying aloha to an interstellar visitor, following the ...

Astronomers discovered 3I/ATLAS, a 10–20 km-wide interstellar comet racing into the solar system. It will reach perihelion in ...

Astronomers manning an asteroid warning system caught a glimpse of a large, bright object zipping through the solar system ...