Galaxy with Supernova (IMAGE) University of Toronto Caption This is a set of year-by-year images of one of the galaxies which had a supernova in 2004. The last is the 2004 image with the light of the galaxy, which does not change over this time, subtracted, leaving only the star-like supernova. Credit Courtesy of the Department of Astronomy & Astrophysics, University of Toronto 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.