A team of astronomers led by Dr Nelson Caldwell from the Harvard-Smithsonian Center for Astrophysics has discovered a globular star cluster thrown out of its home galaxy Messier 87 (M87 for short). This image shows the star cluster HVGC-1. Image credit: Harvard-Smithsonian Center for Astrophysics. Globular clusters are relics of the early Universe. These objects usually contain thousands of stars crammed into a ball a few dozen light-years across. The...
