The universe's early galaxies are way brighter than they should be. The James Webb Space Telescope's discovery of brightly glowing gas around 90% of primordial galaxies may explain why.

James Webb telescope finds an 'extreme' glow coming from 90% of the universe's earliest galaxies

Source: space
Source Link: https://www.space.com/james-webb-space-telescope-extreme-glow-from-90-percent-early-galaxies