AaS! 19: How Do Planets Get Magnetic Fields?

03/11/2015 31 min
AaS! 19: How Do Planets Get Magnetic Fields?

Listen "AaS! 19: How Do Planets Get Magnetic Fields?"

Episode Synopsis

How do planets get their magnetic fields? What's a dynamo? What do magnetic fields have in common with plate tectonics? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter All episodes: http://www.AskASpaceman.com Watch on YouTube: http://www.youtube.com/PaulMSutter Read a book: https://www.pmsutter.com/books  Keep those questions about space, science, astronomy, astrophysics, and cosmology coming to #AskASpaceman on Twitter@PaulMattSutter and Facebook/PaulMattSutter for COMPLETE KNOWLEDGE OF TIME AND SPACE! Music by Jason Grady and Nick Bain.