Ask a Spaceman! podcast artwork
Science

Ask a Spaceman!

by Paul M. Sutter
Natural SciencesScienceAstronomy

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Individual platform positions in United States where this show has no current Combined ranking.

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Ranking history · United States

Latest daily rankings: Oct 27. New rankings will appear after the next update.

Position on the Science combined chart over the last 14 days. Toggle platforms to compare their positions. Lower rank numbers are better.

#114#127#141#154#167Chart rankOct 21Oct 23Oct 25Oct 27
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DateCombined RankApple Podcasts
Oct 27—#198
Oct 26#153#140
Oct 25#157#142
Oct 24#145#131
Oct 23#124#105
Oct 22#149#135
Oct 21#154#141

Latest episodes

  • AaS! 282: What Happens When You Shine a Light on Nothing?

    October 20, 2026 · 21 min

    How does the vacuum interact with light? Is it possible to use light to create something from nothing? And is "birefringence" a real word? I discuss these questions and more in today's Ask a Spaceman! Support the show…

  • AaS! 281: What Makes the Scattered Disk So Wild?

    October 6, 2026 · 27 min

    How did the scattered disk of the solar system form? What kins of strange objects roam those badlands? And what does it do to the rest of the solar system? I discuss these questions and more in today's Ask a Spaceman! Support the show…

  • AaS! 280: Wait So We Can Steal Energy from Black Holes?

    September 22, 2026 · 27 min

    What is frame dragging? How do we measure it? And how can we turn this into a method for extracting energy from rotating black holes? I discuss these questions and more in today's Ask a Spaceman! Support the show: http…

  • AaS! 279: What Can We Actually Find on an Exoplanet?

    September 8, 2026 · 29 min

    Just how hard are exoplanets observations? What kind of telescope will it take to find life? And how much information can we get out of a single pixel of light? I discuss these questions and more in today's Ask a Spaceman! Support the…

  • AaS! 278: What's A Good Story About Chandrasekhar?

    August 18, 2026 · 36 min

    What was the big deal about Chandrasekhar's discovery? Why did he meet so much resistance? How is his work tied to everything from supernovae to black holes? I discuss these questions and more in today's Ask a Spaceman! Support the show…

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  • AaS! 277: What's It Like to Travel Near the Speed of Light?

    August 4, 2026 · 23 min

    What does high-speed motion through the universe do to your perspective? What is the Rindler horizon, and how does it appear? Would you get vaporized by a high-energy bath of radiation? I discuss these questions and more in today's Ask a…

  • AaS! 276: What Would Happen if the Sun…Stopped?

    July 21, 2026 · 27 min

    What really keeps the Sun shining? How long would it stay warm if fusion stopped? How long would it take before we noticed? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter…

  • AaS! 275: Why Can't the Universe Be Cyclic?

    July 7, 2026 · 32 min

    What are the weaknesses of inflation theory? How did the ekpyrotic theory attempt to improve it? How did it open up its own can of worms? I discuss these questions and more in today's Ask a Spaceman! Support the show: h…

  • AaS! 274: Is Dust the Best Thing in the Universe?

    June 23, 2026 · 27 min

    Why is dust so annoying? But where does it come from, and what can it do? And is dust responsible for the creation of life? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter…

  • AaS! 273: What if the Universe Had No Beginning?

    June 9, 2026 · 30 min

    What does is mean for the universe to have a wave function? How does Hawking's "no boundary" proposal mean that the universe comes from itself? And is it really the final answer? I discuss these questions and more in today's Ask a…

  • AaS! 272: Are Neutrinos Their Own Evil Twins?

    May 19, 2026 · 35 min

    What does "antimatter" actually mean? Can a particle be its own opposite? What would happen to it, and what does this have to do with a missing scientist? I discuss these questions and more in today's Ask a Spaceman! Support the show…

  • AaS! 271: What Happens When Light Goes Boom?

    May 5, 2026 · 22 min

    How can matter ever go faster than light? What happens when it does? Who discovered this, and what is it good for? I discuss these questions and more in today's Ask a Spaceman! Support the show: http://www.patreon.com/pmsutter All…

Full episode archive on Apple Podcasts →

About the show

You've got questions and astrophysicist Paul M. Sutter has answers - every episode you will come closer to complete knowledge of time and space!