The object gained an official name, C/2025 N1 or 3I/ATLAS, on Wednesday. Moving at a record-setting speed for an interstellar ...

NASA's James Webb Space Telescope has been unwaveringly focused on our universe. With its unprecedented power to detect and ...

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

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

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

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

The James Webb telescope has captured some seriously cool direct images of a planet beyond our solar system. This is the ...

If confirmed, M51-ULS-1b is the first planet ever found orbiting a star in another galaxy. But its discoverers say more planets may be waiting to be discovered with the same method.

This revelation could shed light on the evolution of planets and the origin of prevalent sub-Neptunes in our galaxy. The findings were published Wednesday in the journal Nature.