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

What has New Horizons taught us about Pluto so far? What's going on under the ice? Why does the "heart" of Pluto still beat? I discuss these questions and more in today's Ask a Spaceman! Support the s...

7 Mars 201750min

How (and when) did the rings of Saturn form? How are we to understand the complex systems of rings and gaps? How do the moons influence their shape? I discuss these questions and more in today's Ask a...

21 Feb 201740min

What are the most clever physics and astronomy experiments of all time? What did we learn from them, and what made them so dang clever? I discuss these questions and more in today's Ask a Spaceman! Su...

7 Feb 201745min

Why are Kepler's Laws important? What was Kepler trying to understand? What connection did Kepler think he was making? I discuss these questions and more in today's Ask a Spaceman! Support the show: h...

17 Jan 201735min

What's the universe made of? How is this connected to its age? What's the connection between dark matter and dark energy? I discuss these questions and more in today's Ask a Spaceman! Support the show...

3 Jan 201742min

How can the night sky be described to someone who can't see it? What's it like to do astronomy? What kind of feelings come into play? I discuss these questions and more in today's Ask a Spaceman! Supp...

20 Dec 201636min

Are wormholes real or what? How did we even start thinking of them? If we could build one, would it be possible to actually, you know, use it? I discuss these questions and more in today's Ask a Space...

6 Dec 201636min

How do sunspots work? What do magnetic fields have to do with it? Who was Zeeman and why was his splitting so important? I discuss these questions and more in today's Ask a Spaceman! Support the show:...

15 Nov 201636min