Science ❯ Astronomy ❯ Telescopes ❯ James Webb Space Telescope

Observational Astronomy

Webb Reveals Non-Rotating Massive Galaxy in the Early Universe

The finding challenges timelines for how galaxies gain spin.

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

Webb NIRCam Reveals Helix Nebula’s Cometary Knots in Unprecedented Detail

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

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

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

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

Astronomers Reveal Universe’s Earliest Supermassive Black Hole and Record 36-Billion-Solar-Mass Titan

First Solids of Planet Formation Observed Around Young Star HOPS-315

Webb Peers Into Cosmic Dawn With Deepest Single-Target View of Abell S1063