Galaxies à décalage vers le rouge élevé

Des galaxies observées à des distances colossales, révélant l'histoire primitive de l'Univers.

Articles about Galaxies à décalage vers le rouge élevé

Space
JWST Reveals Celebrity Cluster MACS J1149

JWST Reveals Celebrity Cluster MACS J1149
The James Webb Space Telescope has released a new, deep infrared image of the massive galaxy cluster MACS J1149.5+2223, showing dramatic gravitational lensing and revealing faint,…
Space
Webb May Have Spotted the First Stars

Webb May Have Spotted the First Stars
New JWST spectra have highlighted a handful of ultra‑distant, compact objects whose light matches predictions for hypothetical dark‑matter‑powered 'dark stars' — but the signal is…