Science ❯ Astrophysics

Galaxy Formation

Star Formation Supermassive Black Holes Early Universe Galaxy Mergers Massive Galaxies Cosmic Evolution Galaxy Evolution Galaxy Clusters Cosmic Structures Intergalactic Filaments Galaxy NGC 6505 Dark Matter Halo Co-evolution of Galaxies and Black Holes Baryons Merger History Matter Accretion Dwarf Galaxies Galaxy Rotation Curves Evolutionary Processes Cosmic Microwave Background Ancient Galaxies Tidal Perturbations Interstellar Medium Dark Matter Halos Galactic Evolution Spiral Galaxies Cluster Mergers Mass Density Dynamical Masses Density Profiles Intracluster Medium Observational Properties Cosmic Anomalies Hierarchical Assembly Galaxy Distribution Gas-Metallicity Gravitational Lensing Supernovae Structure Formation Early Galaxies Galaxy Morphologies Failed Galaxies Galaxy Interactions Stellar Evolution Dark Matter Companion Galaxies Bright Galaxies

HETDEX Maps 33,000 Hydrogen Halos Around Early Galaxies

The trove gives astronomers a stronger basis to test how early galaxies drew in gas to form stars.

Webb Delivers Sharpest Contiguous Map of Dark Matter’s Cosmic Web

Webb Delivers Sharpest Dark-Matter Map, Revealing the Universe’s Hidden Scaffold

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

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

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

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

JWST Study Proposes ‘Black Hole Stars’ to Explain Mysterious Early‑Universe Red Dots

Vast Simulations Sharpen Limits on Primordial Magnetism With 0.2-Nanogauss Best Fit

New Modeling Strengthens Direct-Collapse Black Hole Explanation for JWST’s ‘Little Red Dots’

Most Distant Fast Radio Burst Localized to Dwarf Galaxy at z=2.148

Dual Lensing-Kinematics Study Confirms 36-Billion-Solar-Mass Black Hole in Cosmic Horseshoe

Astronomers Pin Down Universe’s Missing Matter in Cosmic Web