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 ...

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 ...

The star, WOH G64, lies inside the Large Magellanic Cloud, about 163,000 light-years from Earth. It is enormous, roughly ...

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

A Northwestern University-led team of astronomers used NASA’s James Webb Space Telescope to discover a former star that ...

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 ...

Some stars in our galaxy, known as hypervelocity stars, move much faster than most other stars in the Milky Way. In fact, they are traveling so fast that our galaxy’s gravity can’t hold onto them and ...

What would really happen if a star exploded close to Earth? A nearby supernova is one of the most powerful events in the universe, capable of releasing more energy in seconds than our Sun will in its ...