#OTD in 2014, @nasa announced that data from the Cosmic Infrared Background Experiment (CIBER) showed that the dark space between galaxies is brighter than we once thought! Learn about the potential source of the surplus infrared light here: https://go.nasa.gov/3E2q5cb #NASAhistory http://nitter.net/NASAhistory/status/1589339338747297795#m
NASA Rocket Experiment Finds the Universe Brighter Than We Thought
A NASA sounding rocket experiment has detected a surprising surplus of infrared light in the dark space between galaxies, a diffuse cosmic glow as bright as all known galaxies combined.NASA