SPHEREx Switches On: NASA’s Infrared Telescope Begins Mapping the Universe in 3D

NASA’s SPHEREx space observatory has kicked off its sky-mapping mission, capturing 3,600 images per day to unravel cosmic mysteries like the Big Bang and the building blocks of life. Over two years, it will generate full-sky maps in 102 infrared colors, revealing everything from the 3D structure of galaxies to the chemical fingerprints of water [...]