Green Bank Telescope rules out alien signals in interstellar comet 3I/ATLAS after rigorous scientific deep search.

Discover how the Mars orbiter captured unprecedented images of interstellar comet, offering unique glimpse into the chemistry of another star system, which Earth telescopes couldn't.

The European Space Agency's JUICE spacecraft has captured detailed images of the interstellar comet 3I/ATLAS, offering ...

On February 17, the comet will make its closest approach to Earth from 94 million miles, roughly as far as the Sun.

Remember 3I/ATLAS? Yes, the interstellar comet that made plenty of headlines in 2025 is still romping through our solar system.

In September 2017, a very strange object streaked fast across the solar system and passed close to the sun before heading away. Shiny, oblong and potentially hundreds of feet in length, the object was ...

Comet Wierzchoś, also known as C/2024 E1, is rapidly brightening as it approaches its closest point to Earth next week. But experts predict it will eventually be thrown out of the solar system forever ...