Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...

A mysterious new world has been spotted at the galaxy's edge, sparking excitement among astronomers, and its all thanks to a ...

Not all planets are lucky enough to orbit a star. Some are cast adrift into the cold, dark depths of space completely alone. These mysterious objects are known as rogue planets, and they challenge ...

No telescope has basked in the night sky quite like the enormous new Vera Rubin Observatory. Here's what it could reveal ...

I/ATLAS, earlier known as A11pI3Z, is only the third interstellar visitor to be discovered passing through our corner of the ...

A harmless flyby of the two galaxies could leave this stellar disk largely undisturbed, thus preserving our galaxy's name. More work is needed before the Milky Way's fate can be predicted with ...

A harmless flyby of the two galaxies could leave this stellar disk largely undisturbed, thus preserving our galaxy's name. More work is needed before the Milky Way’s fate can be predicted with ...

The James Webb Space Telescope has observed two large planets at different stages of infancy - one with an atmosphere brimming with dusty clouds and the other encircled by a disk of material - ...

James Webb’s mid-infrared vision has likely captured a frigid, Saturn-mass planet shaping the dusty rings around the nearby ...

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

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse of icy bodies revolving around the sun.

Outside the dome, we simply marveled at the stunning clarity of our galaxy home, the Milky Way. In the United States, 99 percent of us live in areas impacted by artificial light pollution.