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JWST finds extreme star-forming galaxies masquerading as faint quasars

Image: Phys.org

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  • Phys.org · September 8, 2026 12:00
    A new study finds that two early-universe objects thought to be faint quasars are actually extraordinarily luminous galaxies powered by bursts of star formation. James Webb Space Telescope observations of the galaxies, seen when the universe was less than a billion years old, reveal signatures of…