Analysis of the best ever map of the earliest light in the universe has yielded information about the composition and evolution of our Universe.
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This map shows the oldest light in our universe, as detected with the greatest precision yet by the Planck mission. Image credit: ESA and the Planck Collaboration
This full-sky map from the Planck mission shows matter between Earth and the edge of the observable universe. Regions with less mass show up as lighter areas while regions with more mass are darker. Image credit: ESA/NASA/JPL-Caltech
This graphic illustrates the evolution of satellites designed to measure ancient light leftover from the big bang that created our universe 13.8 billion years ago. Image credit: NASA/JPL-Caltech/ESA
The top map shows Planck's all-sky map of the cosmic microwave background, whereas the bottom map shows the largest-scale features of the map. Image credit: ESA and the Planck Collaboration
This illustration summarizes the almost 14-billion-year-long history of our universe. Image credit: ESA and the Planck Collaboration
