Composite image of the magnetic field around Galaxy NGC 4217 located 67 million l y away. Radio polarisation measurements from the @VLArray observatory with a superposition of synchrotron emission of relativistic electrons hitting the magnetic field lines. @IMPRS_MPIfR source. pic.twitter.com/pMtox9W1F3

— Maurizio Ibba (@Dragonmaurizio) July 25, 2020