Planck Takes Magnetic Fingerprint of Our Galaxy
Credit: ESA and the Planck Collaboration
Published: May 6, 2014
This image shows the magnetic field of our Milky Way galaxy as seen by the Planck satellite, an ESA (European Space Agency) mission with significant NASA contributions. This image was compiled from the first all-sky observations of polarized light emitted by interstellar dust in the Milky Way.
More information: https://www.nasa.gov/jpl/planck/milky-way-20140506