New Eyes on the Cosmos: How SPHEREx Is Redefining Our Understanding of the Universe
In March 2025, NASA launched SPHEREx (Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer), a groundbreaking space observatory designed to survey the sky in unprecedented detail. Unlike most telescopes that focus narrowly on specific targets, SPHEREx will scan hundreds of millions of galaxies and stars — roughly 450 million galaxies…