The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was a ...

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

When it comes to star formation, not all galaxies are the same. Some are quenched, meaning they've depleted their star ...

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

Comet or asteroid heading for the Sun is only the third time an interstellar object has been spotted inside our group of ...

Experts have confirmed that the mysterious object hurtling towards us, previously dubbed A11pl3Z, is an "interstellar object.

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

There's a new interstellar object moving through our solar system and it's called 3I/ATLAS, according to NASA.