Science ❯ Astronomy ❯ Galaxies

Galaxy Clusters

Virgo Cluster Perseus Cluster Phoenix Cluster Abell 2390 Supermassive Black Holes Shapley Supercluster MACS-J0417.5-1154 Perseus Galaxy Cluster Zwicky 8338 Abell 3381 Antlia Cluster Abell 370 Superclusters Elliptical Galaxies NGC 6505 CHIPS 1911+4455 Active Galactic Nuclei MACS0416 Abell 2319 Evidence of galaxy merging FRBs in galaxy clusters X-ray Emitting Galaxy Clusters Star Clusters Massive Galaxy Clusters Magnifying Glass Filaments of Gas Gas Filaments NGC 4858 PLCK G287.0+32.9 High-Energy Particles Dark Matter Effects Intracluster Light Abell 3667 HerS-3 Light Propagation Relativistic Jets Abell 2764 Dark Matter Composition Star Forming Nurseries Dorado Group Omega Centauri MACS J0416 Intergalactic Space Foreground and Background Galaxies Galaxy Formation

Global VLBI Detects Lowest-Mass Dark Object at Cosmological Distance

Using gravitational imaging of a lensed radio arc, researchers measured a roughly one‑million‑solar‑mass perturber with no detected light.

Citizen Scientists Find Most Distant, Most Powerful Odd Radio Circle With Double Rings

Citizen Scientists Find Most Distant, Most Powerful Odd Radio Circle With Twin Rings

Five-Image Einstein Cross Points to Massive Dark Matter Halo