NASA’s SPHEREx space telescope will map the entire celestial sky in 3D
What just happened? NASA’s latest observatory is preparing for a two-year mission to create a 3D map of the entire celestial sky. SPHEREx, which is short for Spectro-Photometer for the History of the Universe, Epoch of Reionization and Ices Explorer, launched into space aboard a SpaceX Falcon 9 rocket that left Vandenberg Space Force Base…