Coma Cluster
The Coma Cluster (Abell 1656) is a massive, prominent galaxy cluster located in the direction of the constellation Coma Berenices. It serves as a primary laboratory for studying Large-scale structure, Galaxy Evolution, and the distribution of dark-matter.
Key Features
- Composition: Contains thousands of individual galaxies embedded in a dense Intra-cluster medium (ICM).
- Mass Distribution: Evidence of significant dark-matter presence is derived from Gravitational Lensing and X-ray observations of the hot gas within the cluster.
- Cosmological Context: A vital component of the Cosmic Web, representing high-density nodes in the universe’s structural framework.
Dark Matter Research & Observations
- Extensive studies of the cluster’s mass-to-light ratio reinforce the dominance of non-baryonic matter.
- Recent advancements in Gamma-Ray astronomy provide new comparative data:
- Potential detection of wimp annihilation signals in milky-way Gamma Rays offers a potential template for identifying similar dark matter signatures in massive clusters (2026 04 24 Dark Matter WIMP Annihilation Signal Detected in Milky Way Gamma Rays).
Source Notes
- 2026-04-24: Dark Matter WIMP · ▶ source