At www.dailygalaxy.com/my_weblog/2013/02/saturns-shockwaves-reach-supernova… … the Cassini spacecraft is said to have struck a strong blast of solar wind as it orbited the planet Saturn – and super high energies. It continues by comparing this to the acceleration of energy around distant supernovae. They are referring to the shock waves created as the solar blast strikes Saturn's magnetic field.
Supernova Saturn
22 February 2013Electromagnetism