Interstellar visitor Comet 3I/ATLAS was discovered just a week ago and ever since, astronomers across the world have been ...

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

Astronomers have identified this cosmic interloper as 3I/ATLAS, making it only the third confirmed object from outside the solar system after 'Oumuamua (2017) and comet 2I/Borisov (2019).

Discovered in 2019, 2I/Borisov was clearly a comet, but one quite different from the ones we grow in our solar system. With very little water and a whole lot of carbon monoxide, a composition that is ...

The new interstellar comet's official name is 3I/ATLAS. It's officially the third known interstellar object to pass through our solar system, and it poses no threat to Earth.

It Came From Outside Our Solar System, and It Looks Like a Comet 3I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the galaxy.

A comet from a solar system outside our own was first noticed on July 1 by a NASA telescope located in Rio Hurtado, Chile, as part of the Asteroid Terrestrial-impact Last Alert System (ATLAS).

By Matthew Sparkes 2 July 2025 Last updated 3 July 2025 Comet 3I/ATLAS is the third interstellar object we have seen in the solar system E. Guido, M. Rocchetto, J. Ferguson ...

A comet from a solar system outside our own was first noticed on July 1 by a NASA telescope located in Rio Hurtado, Chile, as part of the Asteroid Terrestrial-impact Last Alert System (ATLAS).

Astronomers have discovered a rare instance of a interstellar comet speeding through the solar system. The 3I/ATLAS was first spotted on July 1 by the NASA-funded Asteroid Terrestrial-impact Last ...

While every planet, moon, asteroid, comet and life form that formed in our solar system shares a common origin, a common heritage — interstellar visitors, it said, “are true outsiders. They are ...