Ask a Spaceman!

Latest Episodes:

AaS! 9: How Big Is the Universe? May 19, 2015

Show notes

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: 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, Twitter@PaulMattSutter, http://www.Facebook.com/PaulMattSutter, and http://www.askaspaceman.com for COMPLETE KNOWLEDGE OF TIME AND SPACE! Music by Jason Grady and Nick Bain.

AaS! 8: Will a Comet Kill Us All? May 05, 2015

Show notes

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 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

AaS! 7: How Do We Know That Dark Matter Exists? Apr 21, 2015

Show notes

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 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

AaS! 6: When Did the First Stars Appear? Apr 07, 2015

Show notes

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 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

AaS! Transient Special: When is the next eclipse? Mar 27, 2015

Show notes

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 eclipse be total? When we will see another eclipse? Have you ever seen an eclipse?

AaS! 5: Where Did the Oceans Come From? Mar 20, 2015

Show notes

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 know anything about this at all? 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

AaS! 4: Are There Aliens...Out There? Feb 20, 2015

Show notes

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 (uh, besides on earth)? 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