AaS! 19: How Do Planets Get Magnetic Fields?
Ask a Spaceman!3 Nov 2015

AaS! 19: How Do Planets Get Magnetic Fields?

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.

Avsnitt(274)

AaS! 25: How Do We Know How Far Away Stuff Is...Far Away?

AaS! 25: How Do We Know How Far Away Stuff Is...Far Away?

How do we measure distances to…well, distant objects? What the heck is a Cepheid, and why is it useful? Standard candles? Standard rulers? Standard spheres? It all seems a bit much, don't you think? I...

2 Feb 201637min

AaS! 24: What's the Beef With Quantum Gravity?

AaS! 24: What's the Beef With Quantum Gravity?

Why doesn't quantum mechanics agree with general relativity? Will we ever have a quantum picture of gravity? What are some candidates? What does it have to do with cuss words? Support the show: http:/...

19 Jan 201645min

Aas! 23: What's Up With Exoplanets?

Aas! 23: What's Up With Exoplanets?

What's up with exoplanets? What's the variety, and how do we detect them? How did Hot Jupiters get so hot, anyway? Support the show: http://www.patreon.com/pmsutter All episodes: http://www.AskASpace...

5 Jan 201639min

AaS! Transient Special: What was the Christmas star?

AaS! Transient Special: What was the Christmas star?

It’s a special “transient” edition! What was the Christmas Star? Follow all the show updates at askaspaceman.com and support the show at patreon.com/pmsutter. Keep those questions about space, science...

22 Dec 20158min

AaS! 22: Question Bonanza!

AaS! 22: Question Bonanza!

It's a BONANZA! Featuring many questions from a live event, including: Is time travel possible? Can a galaxy eat itself? Will we ever run out of stars? And so much more! Support the show: http://www.p...

15 Dec 201559min

AaS! 21: Are We Really Made of Stars?

AaS! 21: Are We Really Made of Stars?

Are we really made of stars? How do we know? What does it mean for us? Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter All episodes: http://www.AskASpaceman.com Watch on YouTube: h...

1 Dec 201528min

AaS! 20: How Much Light Is in the Universe?

AaS! 20: How Much Light Is in the Universe?

How much light is in the universe? What's a "photon"? What's the brightest thing out there? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsut...

17 Nov 201529min

AaS! Special: What did you think of The Martian?

AaS! Special: What did you think of The Martian?

It’s a super-special episode, featuring a discussion with me, my “Space in your Face” co-hosts Wayne Schlingman and Anna Nierenberg, and Laura Aurenschield from the Columbus Dispatch about our thought...

12 Nov 201533min

Populärt inom Vetenskap

dumma-manniskor
p3-dystopia
svd-nyhetsartiklar
allt-du-velat-veta
kapitalet-en-podd-om-ekonomi
rss-vetenskapsradion-2
medicinvetarna
det-morka-psyket
rss-vetenskapsradion
rss-ufo-bortom-rimligt-tvivel-2
sexet
bildningspodden
rss-experimentet
hacka-livet
paranormalt-med-caroline-giertz
dumforklarat
halsorevolutionen
rss-spraket
vetenskapsradion
rss-geopodden-2