An interstellar trespasser known as 3I/ATLAS is almost certainly a comet. So, why do so many people think it's ...

The Beijing-controlled megacity is courting international researchers with astronomical salaries and cutting-edge equipment.

Rubin Observatory’s first image reveals a vast stellar stream behind galaxy M61, likely formed from a disrupted dwarf galaxy, exposing hidden cosmic structures.

Nearly 2½ centuries ago, in December 1781, musical composer and amateur astronomer William Herschel was scanning his telescope through the skies over ...

Interstellar comet 3I/ATLAS, only the third of its kind ever detected, is speeding away from the Sun. Here's how to watch its ...

Astronomers say they spotted signs of a giant explosion releasing from a star beyond our solar system, one powerful enough to destroy a planet’s atmosphere.

There's no better time than now to embrace the majesty of the night sky to begin a lifelong journey with amateur astronomy ...

Silverman, Leah. "Astronomers Just Created The Most Detailed 3D-Map Of Our Galaxy Yet." AllThatsInteresting.com, November 14, ...

The discovery indicates how galaxies could have grown quickly when the universe was very young, solving a long-standing ...

A newly discovered comet named C/2025 V1, which some have compared to 3I/ATLAS, is due to make its closest approach to Earth on Tuesday, Nov. 11.