Webb Telescope Reveals How Light Pierced Fog of Early Universe
Over 20,000 galaxies glimmer in this sweeping view of the sky between the constellations of Pisces and Andromeda. But more than just an arresting sight, the view has helped astronomers determine what sparked the Epoch of Reionization, the period when the opaque universe gave way to the transparent one.First Full-Color Images From Webb Space TelescopeThe earliest days of the universe were cloaked in a dense gas that limited the amount light could travel through it. During the Epoch of Reionization—when the universe was…