StarTalk Radio

Science, pop culture, and comedy collide on StarTalk Radio! Neil deGrasse Tyson, astrophysicist and Director of New York's Hayden Planetarium, and his comic co-hosts, guest celebrities, and scientific experts explore astronomy, physics, and everything else there is to know about life in the universe. New episodes premiere Tuesdays. Keep Looking Up! Subscribe to SiriusXM Podcasts+ to listen to new episodes of StarTalk Radio ad-free and a whole week early. Start a free trial now on Apple Podcasts or by visiting siriusxm.com/podcastsplus.

Every guest on StarTalk Radio

697 guests, ranked by how many people never want them back.

1. —
   Joey Brezinski
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2. —
   John Holdren
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3. —
   John Logsdon

   Extended Classic: Space Chronicles (Part 1) · 3 episodes

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4. —
   John Mullen

   #ICYMI - Swimming Science and USRPT · Jul 2018

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5. —
   John Raymond
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6. —
   John Shaw
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7. —
   Jonathan Schaeffer
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8. —
   Joshua Dines

   #ICMYI - Sports Injuries and Recovery · Dec 2018

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9. —
   Julie Huber
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10. —
    Justin Pearce
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11. —
    Karina Inkster
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12. —
    Kate Biberdorf

    The Magic of Chemistry with Kate the Chemist · 3 episodes

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13. —
    Katherine Pratt
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14. —
    Kerri Cahoy
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15. —
    Kevin R. Stone

    Rebuilding the Human Body · Aug 2020

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16. —
    Kordell Stewart

    #ICYMI - Extended Classic: The Art of the Hail Mary · 2 episodes

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17. —
    Kyle Cranmer

    StarTalk Live: The Particle Party (Part 2) · 2 episodes

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18. —
    Larry Burns

    The Rise of Self-Driving Cars · May 2017

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19. —
    Laura Grego

    Watching the Skies, with the US Space Command · Aug 2019

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20. —
    Lawrence Lasker

    How Storytelling Prevented Nuclear War · Nov 2023

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21. —
    Lee Igel

    Cheating in Sports · Jan 2020

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22. —
    Leslie Sherlin
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23. —
    Lisa Shu
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24. —
    Lou Friedman

    What's Exploration Worth? · Aug 2009

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25. —
    Lynne Koplitz

    A Tribute to Joan Rivers · 2 episodes

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26. —
    Marilyn Smith
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27. —
    Mark Siddall

    StarTalk Live! Parasites and Poisons at The Bell House · Sep 2015

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28. —
    Matthew Liao

    Cosmic Queries – Bioethics · Jun 2019

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29. —
    Maysoon Zayid

    Parody and Geek Culture, with “Weird Al” Yankovic · Aug 2019

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30. —
    Melissa Sterry
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31. —
    Michael Casale
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32. —
    Miles O’Brien

    Reporting on Science (Part 2) · 2 episodes

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33. —
    Najee Richardson
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34. —
    Nathaniel Kahn
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35. —
    Ned Colleti
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36. —
    Nicholas Horbaczewski

    Building a Virtual World – Drone Racing League · Sep 2020

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37. —
    Nicole Heavirland
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38. —
    Noah Syken

    Artificial Intelligence and Sports · Aug 2020

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39. —
    Osi Umenyiora

    StarTalk Playing with Science – The Big Game Special Edition feat. Neil deGrasse Tyson · Feb 2017

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40. —
    PJ Manney
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