But it's not going to hurt us. Betelgeuse is the shoulder of Orion, a red giant sitting about 500 light years away. It's huge ...

Some of the most massive and influential stars in the universe are OB stars. These blue giants, many times more massive than ...

And the discovery coincides with a mysterious flash, observed in 2015, thought to be the brightest supernova on record. Turns out, it probably wasn't a supernova at all. Follow Tech Insider ...

A supernova is a cataclysmic stellar death that leaves behind a black hole or neutron star. It is the biggest, brightest, and most violent type of explosion scientists have observed in the universe.

An curved arrow pointing right. When two neutron stars merge, they collapse in supernova explosions that are the brightest in the entire universe. Produced by Jenner Deal Follow BI Video ...

This is called a supernova. The star will shine as supernova for a relatively short period of time with the brightness of 10 billion suns. After the supernova the remaining core of the star may ...