Science ❯ Astronomy

Cosmic Structures

Nebulae Galaxy Clusters Odd Radio Circles Galaxies Cosmic Web Gas and Dust Distance Size Dust in Space Ice Particles Pillars of Creation Ring Systems Gas and Dust Bubbles Black Hole Jets Radio Astronomy Black Holes Constellations Stellar Associations Cone Nebula Gas Interactions Gas and Dust in Space Massive Galaxies Dust Clouds Low Surface Brightness Universe Big Ring Ultra-Large Cosmic Structures

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

Cambridge-led observations show neutral-gas winds with a severe cold-gas shortfall in 'Pablo’s Galaxy', pointing to repeated black-hole feedback.

New Images and Holiday Sky Guides Spotlight the Christmas Tree Cluster

EarthSky Names 2025’s Top Stories, Led by Interstellar Comet 3I/ATLAS

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

Pleiades Recast as Core of a Vast 'Greater Pleiades' Stellar Family

ESO Telescope Reveals Bat-Shaped Stellar Nursery 10,000 Light-Years Away

Webb Unveils Red Spider Nebula’s Closed Lobes, Iron‑Traced Jet, and Shrouded Core

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

Webb Traces Planet-Building Dust from Butterfly Nebula to ‘Butterfly Star’ Disk

ALMA Maps 1.4‑Light‑Year, Sun‑Mass Bubble Around Red Supergiant DFK 52