Fantastic Aurora: Inside the Sun to Earth's Poles

THIS SHOWS HOW THE SUN ACTS AS A HUGE SOLAR DYNAMO.
it's rotating and changing magnetic fields induce electrical currents in the plasma in space!  These travel to earth and all over the solar system. they can be used for electric power by magnetohydrodynamic science!! here are links;
http://www.nasa.gov/mission_pages/sunearth/spaceweather/#.UpH14l3t5y/

http://en.wikipedia.org/wiki/Heliospheric_current_sheet

http://www.plasma-universe.com/Heliospheric_current_circuit