Science ❯ Astronomy ❯ Galaxies

Galaxy Formation

Early Universe Star Formation Supermassive Black Holes Dark Matter James Webb Space Telescope Milky Way High-Redshift Galaxies Ancient Galaxies Galaxy Rotation Galaxy Mergers Cosmic Structures Early Galaxies Dwarf Galaxies Primordial Galaxies Galaxy Dynamics Cosmic Horseshoe Galactic Interactions Spiral Galaxies Cosmic Filaments Zhúlóng Fossil Group Galaxies Black Holes Cosmic Web Galaxy Clusters Failed Galaxies JADES-GS-z14-0 Firefly Sparkle Alaknanda Elliptical Galaxies Gravitational Lensing Cloud-9 Galaxy Size J0107a Spiderweb Cluster Ionized Hydrogen Gas Cosmic Evolution Little Red Dots CAPERS-LRD-z9 Massive Stars Cluster Dynamics Lensed Galaxies Fossil Galaxies Galaxy Collisions Alaknanda Galaxy Deep Field Observations Small Red Dots Fossil Groups Distant Galaxies Spin Dynamics Galactic Superwinds Galaxy Clustering Gravitational Effects Binary Black Hole Systems Little Red Dot Paradigm Dark Structures Hydrogen-rich Galaxies GS 3073 Host Galaxies Young Galaxies New Discoveries Stellar Masses Galactic Centers Galaxy Evolution Faint Galaxies Primordial Clouds Mergers and Interactions Redshift Bins Black Hole Influence Structure Formation Quiescent Galaxies Host Galaxy Characteristics Cannibalization Era of Reionization NGC 2937 and NGC 2936 Hierarchical Galaxy Formation CEERS Survey Cosmic Horseshoe Galaxy Supermassive Black Hole Influence Galaxy Jets REBELS-25 Dark Energy Quasar Fields Ultra-Massive Galaxies Dark Matter Distribution Cosmic Structure Jellyfish Galaxies Spiderweb Protocluster Firefly Sparkle Galaxy Supermassive Black Holes Influence Bullseye Galaxy Disk Galaxies Dark Matter and Dark Energy Galactic Cannibalism Chemical Composition Interactions Star Clusters Early Universe Galaxies Early Galaxy Formation Fossil Galaxy Merging

DES Year 6 Delivers Precise 3×2pt Cosmology With Mild CMB Discrepancy

The six-year weak-lensing and clustering analysis reports S8 = 0.789 ± 0.012 using a validated 3×2pt framework.

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

JWST and ALMA Reveal Early Massive Galaxy Quenched by Black Hole Starvation

Hubble Confirms First Starless Dark-Matter Cloud, ‘Cloud-9,’ a Predicted RELHIC

Earliest Superheated Galaxy-Cluster Atmosphere Detected Challenges Formation Models

Wobbling Black Hole Jet in Spiral Galaxy Drives 20,000-Light-Year Gas Outflow

JWST Reveals Nine Distant ‘Platypus’ Galaxies With Star-Like Profiles and Galaxy-Like Spectra

Hubble Confirms First Starless Dark-Matter Cloud, 'Cloud-9,' a Predicted RELHIC

Astronomers Confirm First Triple Radio AGN in Merging Galaxy Trio

NASA’s SPHEREx Releases First Full-Sky Infrared Map in 102 Colors

JWST Spots Record-Distant Supernova Tied to March Gamma-Ray Burst

Record-Long Gamma-Ray Burst and Earliest-Known Supernova Challenge Models of Cosmic Explosions

Scientists Detect Largest Known Rotating Filament in the Cosmic Web

JWST Detects Chemical Fingerprint of Primordial 'Monster Stars' in Early Galaxy

Astronomers Map 50-Million–Light-Year Rotating Cosmic Filament Nearby

JWST Reveals 'Alaknanda,' a Milky Way–Like Spiral 1.5 Billion Years After the Big Bang

Global Radio Array Detects Smallest Gravitational-Lensing Object Yet, Weighing About a Million Suns

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

New Peer-Reviewed Model Says Changing Constants Could Explain Dark Matter and Dark Energy

Record-Setting Day-Long GRB 250702B Confirmed at z = 1.036 as Origin Remains Unsettled