Chart • March 21, 2013
This graph shows the temperature differences in the oldest light in the universe, called the cosmic microwave background, detected by Planck at different distances apart on the sky.
Planck's detailed map of the oldest light in our universe allowed scientists to take the most precise inventory of the universe's ingredients to date.
Chart • January 11, 2011
This map illustrates the numerous star-forming clouds, called cold cores, that Planck observed throughout our Milky Way galaxy.
