What Hundreds of Millions of Galaxies Can Teach Us About the Big Bang
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Soon, a new cone-shaped spacecraft will launch into space on a mission to chart the skies like never before. Called SPHEREx (for Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer), the NASA mission will provide a unique all-sky 3D map of hundreds of millions of galaxies in our universe. Among several big questions the mission is poised to answer is how our universe came to be. SPHEREx will provide new clues in the quest to understand cosmic inflation, a
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