Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old. The event was first signaled by a gamma-ray burst and later confirmed ...

Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, ...

A supernova observed last year was so bright–about 100 times as luminous as a typical supernova–that it challenged the theoretical understanding of what causes supernovae. But Stan Woosley, professor ...

The early stages of a supernova explosion are revelatory in what they can reveal about stars that go boom. But while catching them immediately after they detonate has proven largely elusive, ...