Science ❯Astronomy ❯Cosmology ❯Big Bang

Early Universe

JWST Study Points to Earendel Being a Compact Star Cluster

Astronomers say only time-series monitoring can settle the object’s true identity.

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

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

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

Webb’s 100-Hour Mid-Infrared Survey of Hubble Ultra Deep Field Reveals Ancient Galaxies

Astronomers Spot Emerging Supermassive Black Hole in Colliding Infinity Galaxy

Astronomers Model 21-Centimeter Signal to Reveal Masses of Universe’s First Stars

Astronomers Capture First Evidence of Quasar Radiation Halting Star Formation in Galaxy Collision

James Webb Telescope Reveals Most Distant Milky Way-Like Galaxy, Zhúlóng

James Webb Telescope Discovers Massive 'Big Wheel' Galaxy in Early Universe

Astronomers Discover Largest Radio Jet in the Early Universe

James Webb Telescope Reveals Early Milky Way-Like Galaxy in Formation

Discovery of 'Red Monster' Galaxies Challenges Early Universe Models

Most Distant Rotating Galaxy REBELS-25 Challenges Cosmic Formation Theories

James Webb Telescope Uncovers Galaxy with Gas Outshining Stars

MIT Study Suggests Primordial Black Holes Could Be Detected by Mars' Orbital Wobble

JWST Discovers Most Distant Galaxy, Redefining Cosmic History