Gravitational-wave researchers increasingly think that globular clusters, dazzling, celestial “snow globes” populated with hundreds of thousands of closely packed stars, harbor dark “hearts,” loaded with dozens to even hundreds of black holes–by far the greatest concentration of these exotic objects found anywhere in the universe.
The Galaxy Report newsletter brings you twice-weekly news of space and science that has the capacity to provide clues to the mystery of our existence and add a much needed cosmic perspective in our current Anthropocene Epoch.
