#1
Posted: Fri Mar 13, 2026 12:37 am
Astronomers have created the largest and most detailed 3D map yet of a glowing signal from the early universe, revealing hidden galaxies and gas from 9-11 billion years ago. By analyzing faint “Lyman-alpha” light emitted by energized hydrogen, scientists used an advanced technique called line intensity mapping to capture not just the brightest galaxies but also the vast cosmic structures surrounding them.
Source: https://www.sciencedaily.com/releases/2 ... 201557.htm
Source: https://www.sciencedaily.com/releases/2 ... 201557.htm