Science ❯ Astronomy ❯ Telescopes ❯ James Webb Space Telescope

Observational Astronomy

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

The paired discoveries are pushing researchers to rethink gamma‑ray burst progenitor models.

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