The telescope launched in 2023, aiming to chart one third of the sky -- encompassing 1.5 billion galaxies -- to create what has been billed as humanity's most accurate 3D map of the universe.
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Eventually, Euclid hopes to map a full atlas of the universe ... The cosmic web's structure offers clues about dark matter and dark energy, according to the researchers. Astrophysicist Carole Mundell, ...