You're not prepared for its size. The post Evidence Grows That One of the Largest Known Stars Is Poised to Explode in a ...

About 10,000 light-years away in the constellation Sagitta, a white dwarf is hungrily gobbling up matter from a nearby companion star. The volatile relationship results in incredible fusion-driven ...

When most people think of a supernova, they're thinking of a Type II core-collapse supernova. These are massive stars that have reached the end of their time on the main sequence. They've used up ...

A rapidly brightening burst of light called AT 2024wpp, or "the Whippet", is baffling astronomers. One explanation is that it ...

Astronomers have for the first time seen the birth of a magnetar—a highly magnetized, spinning neutron star—and confirmed that it's the power source behind some of the brightest exploding stars in the ...

For the first time, scientists have witnessed the inner workings of a dying star as it exploded, offering an unprecedented glimpse into the intricate process of stellar evolution. While cosmic ...

A research team led by Caltech may have just discovered the first-ever superkilonova, a cosmic phenomenon in which a star explodes twice in violently different ways. Their analysis of a series of ...

Astronomers used Webb to find the star behind supernova 2025pht, revealing how thick dust can hide massive red supergiants.