By studying faint vibrations within stars, scientists using the Keck Planet Finder have discovered internal features that ...

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

A newly discovered object, dubbed A11pl3Z, appears to be moving too fast and straight to have originated in the solar system.

Long theorized but never observed, the first known “planet with a death wish” is described by Ilin and her colleagues in a ...

Exoplanet HIP 67522 b, fluffed up to the size of Jupiter, circles so close to its star that it’s triggering violent flares — ...

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

The James Webb Space Telescope (JWST), launched in 2021, is currently the most powerful space observatory ever built.

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

For the first time, the powerful telescope has discovered an exoplanet not previously known to scientists. Find out more here.

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

The search for life beyond our planet continues, and one of the most underappreciated tools in an astrobiologist's toolkit is ...