NASA’s SPHEREx Observatory Completes First Cosmic Map Like No Other
6 min read Preparations for Next Moonwalk Simulations Underway (and Underwater) This panoramic view of SPHEREx’s first all-sky map shows how the sky looks to the telescope. It transitions between observations of colors emitted by hot hydrogen gas (blue) and cosmic dust (red), and those primarily emitted by stars. Credit: NASA/JPL-Caltech Launched in March, NASA’s [...]








