But finally, astronomers managed to observe a red giant star just as it "went supernova," as exploding stars are called. Using a telescope in Hawaii, a team of scientists gathered observations of ...

The death of a big star, much more massive ... the area may become transparent enough for powerful telescopes to glimpse the heart of the explosion. Hubble, the premier star-observing space ...

This star death is the rapid collapse and violent explosion of a massive star after it has burned through the hydrogen, helium and other elements in its core. All that remains is the star's iron ...

There's more! A little bit later, the exploding ring increases in speed to a value of 7.5 x 10 7 m/s (0.25c). Why would it do that? I don't know. Ok, now for the two Death Star explosions.

This star death is the rapid collapse and violent explosion of a massive star after it has burned through the hydrogen, helium and other elements in its core. All that remains is the star's iron ...