Core-Collapse Supernova (IMAGE) California Institute of Technology Caption This is the core of a core-collapse supernova in the pre-explosion. Credit Ott/Caltech (simulation), Drasco/Calpoly San Luis Obsipo (visualization) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.