Science ❯ Astronomy ❯ Galaxies

Galaxy Clusters

Virgo Cluster Perseus Cluster Phoenix Cluster Active Galactic Nuclei Perseus Galaxy Cluster Shapley Supercluster Abell 2390 MACS-J0417.5-1154 Supermassive Black Holes Galaxy Formation

Largest-Ever Cosmic Test Finds Gravity Falls With Distance as Theory Predicts

The team read tiny shifts in the universe’s oldest light to track how galaxy clusters pull on each other.

JWST Spots Most Distant ‘Jellyfish’ Galaxy Candidate at Redshift 1.156

Webb Confirms Most Distant Supernova Yet, SN Eos at Redshift 5.133

Supermassive Black Hole in J1007+3540 Restarts Jets After 100 Million Years

Earliest Superheated Galaxy-Cluster Atmosphere Detected Challenges Formation Models

Nature Study Finds Early Galaxy Cluster With Gas Five Times Hotter Than Models Allow

New Chandra Image Reveals 'Champagne Cluster' as Two Merging Galaxy Clusters

Scientists Detect Largest Known Rotating Filament in the Cosmic Web

Study of Fermi Data Reports 20 GeV Gamma-Ray Halo Consistent With Dark Matter Near Milky Way Center

Global VLBI Detects Lowest-Mass Dark Object at Cosmological Distance

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

Stacked Spectra Through Galaxy Clusters Unveil Step-Like Signal Suggesting Axion Conversion

36-Billion-Solar-Mass Black Hole Confirmed in Distant Cosmic Horseshoe Galaxy

Deepest Optical Image of Abell 3667 Confirms Stellar Bridge from Subcluster Merger

Dark Matter Search Shifts Focus After WIMP and Supersymmetry Setbacks

Vera Rubin Observatory Unveils First Images, Discovers Over 2,100 Asteroids

First Spectroscopic Study Confirms Massive Gas Filament in Shapley Supercluster

Astronomers Pin Down Universe’s Missing Matter in Cosmic Web