Gamma-ray burst (IMAGE) University of Bath Caption An artist's impression of a gamma-ray burst in the moment after the collapse of its progenitor star. Credit Nuria Jordana-Mitjans/University of Bath. Usage Restrictions None License Original 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.