Just a few hundred million years after the Big Bang, the universe was a dark and simple place. There were no galaxies like ...

To understand how young stars affect galactic evolution, researchers studied 18,000 star-forming regions in nearby spiral ...

Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may be examples of dark stars. The concept of dark stars has existed for some ...

How do stars form? Scientists know that stars are born when huge clouds of cold gas in space collapse under their own gravity ...

Hot Jupiters were once cosmic oddities, but unraveling how they moved so close to their stars has remained a stubborn mystery. Scientists have long debated whether these giants were violently flung ...

A distant star system with four super-sized gas giants has revealed a surprise. Thanks to JWST’s powerful vision, astronomers detected sulfur in their atmospheres — a chemical clue that they formed ...