Science ❯ Astronomy ❯ Cosmology

Early Universe

Big Bang Galaxy Formation Galaxy Evolution Cosmic Dawn Black Hole Formation Star Clusters Star Formation Galactic Evolution Massive Stars Cosmic Evolution James Webb Space Telescope Primordial Black Holes Cosmic History Hydrogen Formation Quasars Universe's Expansion Rate Cosmic Structures Supermassive Black Holes Molecular Formation Primordial Elements Formation of Stars Little Red Dots Reionization Era Star Factories Interstellar Environments High Redshift Observations Reionization Radio Astronomy Metallicity Massive Galaxies Population III Stars Black Holes Protoclusters Cosmic Microwave Background Water Formation First Stars Low Metallicity Regions Chemical Evolution Barbenheimer Star

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

Its light mirrors nearby examples, suggesting early massive stars died in ways we already know.

JWST Detects Chemical Traces of 1,000–10,000‑Solar‑Mass First Stars in Galaxy GS 3073

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

Scientists Run First Full-GR Radiation-Transport Simulations of Luminous Black Hole Accretion

Researchers Identify Compact 'Inner Kernel' in the Kuiper Belt at 43 AU

ALMA Measures Superheated Dust in Extreme Early-Universe Galaxy

Peer-Reviewed Study Models Early-Universe Collapse Into Primordial Black Holes and Exotic Stars

Astronomers Report Most Metal-Poor Star Yet From the Large Magellanic Cloud

JWST Study Points to Earendel Being a Compact Star Cluster

HeH+ Ion’s Reactivity Endured at Cryogenic Temperatures, Reframing Early-Star Cooling

Researchers Poised to Decode Cosmic Dawn’s 21-Centimeter Signal

Webb’s COSMOS-Web Survey Yields Deepest Map With Nearly 800,000 Galaxies