Astronomers claim six ultra-bright flashes detected in deep space were ancient exploding stars that are a new kind of supernova. "We have a whole new class of objects that can't be explained by any of ...

Evidence for a significant new class of supernova has been found with the European Space Agency’s XMM-Newton and NASA’s Chandra X-ray Observatory. These results strengthen the case for a population of ...

Supernovas are the deathly explosions of massive stars. One of the ways that astronomers look for clues about how these stars blow up is to go hunting for what’s known as the progenitor to a supernova ...