NASA's James Webb Space Telescope (JWST) has recently made observations about galaxy clusters that will help shape our ...
New findings explain the Phoenix cluster's mysterious starburst. Data confirm the cluster is actively cooling and able to generate a huge amount of stellar fuel on its own.
The cosmic superstructure Quipu is more than 13,000 times the length of the Milky Way, and its mass is 200 quadrillion times ...
It’s almost globular cluster season. One of the mysteries of our galaxy and every other, these dense groupings of up to a million stars—the most massive and oldest star clusters in the ...
Most massive galaxies have black holes at their cores that emit energetic particles, heating the galaxy’s gas and dust.