Photomontage of images taken by the James Webb Space Telescope. The three "red monsters" represent extremely massive and dusty galaxies in the first billion years after the Big Bang, indicating that the Universe is forming stars more efficiently than expected. © NASA/CSA/ESA, M. Xiao & P. A. Oesch (University of Geneva), G. Brammer (Niels Bohr Institute), Dawn JWST Archive
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