Science ❯ Astronomy ❯ Galaxies

Galaxy Clusters

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

Hubble Captures Galaxy With Perpendicular Inner Disk

The misaligned central disk likely formed from swallowed gas or a minor merger and could show how outside material fuels galaxies' centers.

Chandra Releases Four Red‑White‑Blue Space Images and Sonifications for U.S. 250th

Webb Spectrum Reveals Dense Gas Cocoon Around an Early ‘Little Red Dot’

James Webb Maps the Universe’s Cosmic Web in Record Detail

DESI Completes Five-Year Survey With Record 3D Map of the Universe

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

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