Previously it was
thought that supernova typically have one of two main scenarios. But a team of
astronomers, including Wendy Friedman, Mark Phillips and Eric Persson of
Carnegie, reported the discovery of a new type of supernova, called type 1ah.
Astronomers used to
divide supernova into two main categories: type 1a supernova and supernova occurring core-collapse. Supernova, accompanied by collapse of the core,
