Add Yahoo as a preferred source to see more of our stories on Google. Astronomers have teamed up with citizen scientists to discover a brand-new exploding star that's greedily feeding on a stellar ...

Informed by science from the Smithsonian Astrophysical Observatory and astronomers worldwide, this “documentary that you can walk through” visualizes the cosmos in a 3-D introduction to the universe ...

NEW YORK (AP) — Scientists for the first time have spotted the insides of a dying star as it exploded, offering a rare peek into stellar evolution. Stars can live for millions to trillions of years ...

James Webb spotted a young galaxy blasting away its star-forming gas, revealing how massive galaxies may die early.

Citizen scientists using the Kilonova Seekers platform spotted a stellar flash 2,500 times brighter than before, allowing astronomers to identify the exploding cataclysmic variable GOTO0650 within ...

Scientists trying to work out whether a star exploded and the resulting debris crashed into Earth 10 million years ago may be one step closer to solving the mystery. They discovered an unusual amount ...

"We're now entering an era where we can automatically catch these rare events as they happen, not just after the fact." When you purchase through links on our site, we may earn an affiliate commission ...

The brightest cosmic object of its kind ever detected may have helped astronomers solve the mystery of powerful, bright blue cosmic explosions. At the heart of the discovery is a signal from a ...

My hypothesis is that remnants of a supernova—an exploding star —had an impact on Earth's past climate, causing global cooling, between 3 million and 2.6 million years ago and that this indirectly ...