Photo of M87 (image) Harvard-Smithsonian Center for Astrophysics Caption The monstrous elliptical galaxy M87 is the home of several trillion stars, a supermassive black hole, and a family of 15,000 globular star clusters. One of those globular clusters, HVGC-1, is escaping the galaxy after being flung outward at tremendous speed. Credit NASA, ESA, and the Hubble Heritage Team Usage Restrictions None 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.