Armed with the world's largest digital camera, the Vera C. Rubin Observatory in Chile will take night-sky images that ...

A mystery interstellar object discovered last week is likely to be the oldest comet ever seen – possibly predating our solar system by more than three billion years, researchers say. The "water ...

On July 1, scientists discovered a mysterious object hurtling through our solar system.  Nicknamed 3I/ATLAS, astronomers say ...

A mystery interstellar object spotted last week by astronomers could be the oldest comet ever seen, according to scientists.

As 3I/ATLAS approaches the sun, astronomers expect its frozen ices to sublimate, releasing gas and forming a glowing coma and ...

However, new research has shown this potentially "water ice-rich" visitor could be even more extraordinary than initially ...

The Milky Way could have many more satellite galaxies than scientists have previously been able to predict or observe, ...

Imagine a space telescope with a mirror stretching 50 meters across! That's larger than the width of a U.K. soccer field and ...

The James Webb Space Telescope (JWST) has revealed a discovery so profound it could challenge everything we know about the universe. According to physicist Michio Kaku, JWST’s latest findings suggest ...

Captured just days after its discovery, the images offer the clearest view yet of this rare visitor from beyond our solar system.

According to a provocative new study, that might just be our cosmic address. This idea is meant to solve one of the biggest ...

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