Science ❯ Cosmology

Big Bang

Early Universe Cosmic Evolution Universe Evolution Cosmic Dawn Galaxy Formation Quark-Gluon Plasma Galaxies Stellar Processes Elementary Particles Reionization

Interstellar Comet 3I/ATLAS Shows Ancient, Cold Origin in JWST and Ground Spectra

New isotopic measurements point to formation in a metal-poor near-30 kelvin environment, suggesting the comet may date from 10–12 billion years ago.

IceCube Completes First Expansion in 15 Years With Six New Detector Strings

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

Webb Unveils Sagittarius B2, the Milky Way’s Largest Star-Forming Cloud, in Unprecedented Detail

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

CERN Confirms Precise Measurements of Lead-to-Gold Transmutation

China Completes Key Step in $300M Neutrino Detector Construction

Webb Telescope Confirms Long-Lived Planet-Forming Disks in Early Universe

Discovery of 'Red Monster' Galaxies Challenges Early Universe Models

Astronomers Discover Fastest-Feeding Black Hole in Early Universe

NASA's Webb Telescope Uncovers Potential Missing Link in Galaxy Evolution