Ask a Spaceman!

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/pmsu…

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 though…

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:…

Is the universe dying? What is the ultimate fate of the universe? Will it transform into something else? I discuss these questions and more in today's Ask a Spaceman!

Support the show: http://www.pat…

What’s the history of the universe? What is the big bang? What came before? I discuss these questions and more in today's Ask a Spaceman!

Support the show: http://www.patreon.com/pmsutter All episod…

How do spiral galaxies form? How do galaxies form in the first place, anyway? What’s so special about spirals that make them look so cool? I discuss these questions and more in today's Ask a Spaceman…

Will we ever actually colonize Mars? Why is it so hard to get to space? What are the challenges specific to Mars? I discuss these questions and more in today's Ask a Spaceman!

Support the show: http:…

How are space and time related? How long would it take to travel the Milky Way? What other tricks can you play with Special Relativity? I discuss these questions and more in today's Ask a Spaceman!

S…

What is spacetime? What was the breakthrough idea that led Einstein to develop Special Relativity? Who was right: Newton or Maxwell? I discuss these questions and more in today's Ask a Spaceman!

Supp…

What’s the difference between a neutron star and a magnetar? How do you make a neutron star? How do they get so magnetic? I discuss these questions and more in today's Ask a Spaceman!

Support the sho…

Is Tatooine from Star Wars possible? What kind of binary stars are allowed? What would life be like around binary stars? I discuss these questions and more in today's Ask a Spaceman!

Support the show…

What kind of experiments do we do in space? Why do we even bother? Is there any benefit to having telescopes in orbit instead of on the ground? I discuss these questions and more in today's Ask a Spa…

How do black holes form? Why are there only two sizes (Small and Big Gulp)? How do we know black holes exist, and what purpose do they serve in the universe? I discuss these questions and more in tod…

How big is the universe? What’s outside the universe, and what are we expanding into? Can it even be put into words? I discuss these questions and more in today's Ask a Spaceman!

Support the show: ht…

What are the chances of a comet hitting the earth? What other stuff can fall from space? What would the effects be, and how much do we need to worry? I discuss these questions and more in today's Ask…

How do we know that dark matter exists? Are you sure that scientists aren't just making things up because they're lazy? What makes it dark anyway? I discuss these questions and more in today's Ask a …

When did the first stars appear in the universe? How long did they live? Was it awesome when they blew up? Are there any around today? Did the universe go through puberty? I discuss these questions a…

It’s a special “transient” episode featuring the questions of Finn and Zakk from Dr. Batchelder’s class in Corbridge, England. They are celebrating a partial solar eclipse and asked: Where will the e…

Where did the oceans come from? Yeah, the answer is space, but are there any more details? Where does water come from anyway? Did the oceans come along with the earth or did they come later? Do we kn…

Are there aliens...you know, out there? What are the chances of life appearing somewhere, anywhere, in the universe? Will we get to say "hi" and have a chat? Is there any life in our own solar system…