It’s a cosmic season in Southern California; look for the unveiling of Griffith Observatory’s Celestial Globe, too.

Scientists believe our solar system may be hiding a secret world — and it’s not the famous Planet X :eyes: A new study ...

The exhibit combines ultra-high-definition images taken by the James Webb Telescope with giant models of the planets and suns ...

Comet 3I/ATLAS, only the third interstellar object ever observed, is making its final pass through our skies, offering a rare ...

Astronomers found an interstellar "tunnel" - a cosmic channel that connects our solar system to distant stars, according to a ...

Realising that our solar system isn’t like most others out there has helped astronomers rewrite the story of how it formed ...

Protoplanetary disks are the birthplaces of planets, but few discoveries have stretched scientific expectations like IRAS ...

Our Sun’s outer atmosphere, the corona, is millions of degrees hotter than it should be, and no one knows why.