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Artwork for StarTalk Radio

StarTalk Radio

Neil deGrasse Tyson
Black Holes
Artificial Intelligence
Gravitational Waves
Quantum Physics
Quantum Mechanics
Dark Energy
Neuroscience
Dark Matter
Astrophysics
Cosmology
NASA
Climate Change
Astrobiology
Consciousness
Big Bang
Mathematics
Time Travel
Gravity
Physics
General Relativity

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 ... more

PublishesTwice weeklyEpisodes1115Founded17 years ago
Number of ListenersCategories
ScienceEducation

Listen to this Podcast

Artwork for StarTalk Radio

Latest Episodes

What type of planets orbit black holes? Neil deGrasse Tyson and comic co-host Negin Farsad sit down with Mordecai-Mark Mac Low to crack open the mysteries of galaxy collisions, dark matter, and the massive planetary systems around black holes.

NOTE:... more

Did evolution never give us the ability to see reality as it actually is? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly sit down with cognitive scientist Donald Hoffman to explore what neuroscience, evolutionary game theory, and consc... more

What would happen in a world with too much oxygen? Neil deGrasse Tyson and Chuck Nice break down how rocks actually float, warm blankets, and why oxygen isn’t actually flammable.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-f... more

Have aliens already secretly visited us? Neil deGrasse Tyson sits down with Steven Spielberg and screenwriter David Koepp to discuss their new film Disclosure Day, alien contact, and why Spielberg believes there’s more out there than meets the eye.

more

Key Facts

Accepts Guests
Accepts Sponsors
Contact Information
Podcast Host
Number of Listeners
Find out how many people listen to this podcast per episode and each month.

Recent Guests

David Koepp
Screenwriter and writer of Disclosure Day
Screenwriter (various films)
Episode: Disclosure Day with Steven Spielberg & David Koepp
Steven Spielberg
Director and storyteller, creator of Disclosure Day
Amblin Entertainment / Spielberg's filmography
Episode: Disclosure Day with Steven Spielberg & David Koepp
Alex Honnold
Freestyle climber, subject of Free Solo
Honnold Foundation/Planet Visionaries
Episode: Conquering Fear with Alex Honnold
Matt O'Dowd
Associate Professor at CUNY Lehman College; host of PBS Space Time
PBS Space Time, Lehman College
Episode: Quasar Quirks & Sky Surveys with Matt O’Dowd
Sean Carroll
Homewood Professor of Natural Philosophy at Johns Hopkins University; Santa Fe Institute fellow
Johns Hopkins University; Santa Fe Institute
Episode: Physics & Philosophy with Sean Carroll
Nathan Sprow
Listener who submitted a question
Episode: Cosmic Queries – LIGO, Light, & Lycanthropy
Andor Klomp
Listener from the Netherlands asking about complexity of information and consciousness
Episode: Cosmic Queries – LIGO, Light, & Lycanthropy
Ariel Ekblaw
Founder and CEO of the Aurelia Institute
Aurelia Institute
Episode: The Future of Space Stations with Ariel Ekblaw
Paul Mecurio
Comic writer and guest on Cosmic Queries
NaPorson? (guest on show)
Episode: Cosmic Queries – Scars in Spacetime

Hosts

Neil deGrasse Tyson
Astrophysicist and host known for guiding science conversations with humor and curiosity
Chuck Nice
Comedian and co-host bringing humor and perspective to scientific discussion

Reviews

4.7 out of 5 stars from 34.9k ratings
  • Happy accedint

    I have been looking for this podcast but I couldn’t find since I didn’t know what it was called then just randomly found it while searching for star wars

    Apple Podcasts
    5
    mrfox9555
    United States10 days ago
  • Please run Chuck

    Neil said it as a joke, but please run for congress Chuck. We desperately need people just like you. People who respect science and also understand real everyday life. People who are smart and can still learn new things. People who can talk passionately with righteous anger… Please run.

    Also, I enjoy the show too.

    Apple Podcasts
    5
    thePeacePirate
    United States22 days ago
  • One of the Best Science Podcasts

    My favorite personally, and easily my most listened too. As a wanna be science communicator, it's inspiring to hear such conversations and collaborations. Thanks Neil and gang!!!

    Apple Podcasts
    5
    AidanKleckna
    United States25 days ago
  • Laughing talking

    I’ve always wondered, do people really enjoy hearing people laugh constantly? And also talking over one another? Interrupting one another? I mean laughter is OK but this is over the top. I can’t listen to it. I know the guy is an astrophysicist and a brilliant person. If he could just be a little more eloquent instead of jovial, this would fly better.

    Apple Podcasts
    2
    Jimbozz
    United Statesa month ago
  • Gary’s microphone

    Gary, it sounds like you’re using the cheapest microphone on the planet. Get a Shure SM58. $100 brand new. Then get close to it when you speak. Show some professionalism and commitment to your craft please. You’re on program/podcast with global teach.

    Apple Podcasts
    3
    Chuck-a-muck
    United Statesa month ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

Educational and entertaining; accessible science with humor.
High-quality guests and engaging discussions, though ads can be intrusive.
Broad range of topics keeps science fresh and relevant.
Hosts are charismatic and make complex topics understandable.

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Talking Points

Recent interactions between the hosts and their guests.

Cosmic Queries – LIGO, Light, & Lycanthropy
Q: Is there evidence that full moons affect neurological events or birth rates, or is it primarily a perception issue?
Current evidence does not support a causal link; observed correlations are typically explained by cognitive biases and misattribution, while tidal forces from the Moon do not depend on phase and have minimal differential impact on biology.
Cosmic Queries – LIGO, Light, & Lycanthropy
Q: Why is LIGO able to detect gravitational waves when there is no accompanying light signal, and how was verification achieved?
LIGO detects spacetime distortions via interferometry rather than light; verification came from matching the gravitational-wave signal with expected waveforms and, in some cases, coincident observations across multiple detectors, and targeted electromagnetic follow-ups when possible.
Cosmic Queries – LIGO, Light, & Lycanthropy
Q: What determines redshift in light from distant galaxies, and can we trust all shifted features to indicate the same velocity?
Redshift arises from relative motion between source and observer; spectral lines shift coherently as a group, indicating recession velocity, and the pattern remains consistent across lines, though interpreting extreme redshifts involves cosmological models.
Cosmic Queries – LIGO, Light, & Lycanthropy
Q: What would be the reason to deploy microsatellites as relay points rather than beam a signal directly to Earth?
Relays can boost signals and improve pathways over long distances, especially where straight-line transmission is impeded by obstacles or distance, though practical deployment and energy costs must be considered.
Physics & Philosophy with Sean Carroll
Q: Please throw some light on what kind of space is this? How can I visualize it better in order to understand it more fully?
Carroll explains that space can be imagined as a stage where quantum fluctuations and vacuum energy play out; visualization is challenging, but gravity and cosmological evolution shape how we perceive smoothness and structure in the universe.

Audience Metrics

Listeners, social reach, demographics and more for this podcast.

Listeners per Episode
Gender Skew
Location
Interests
Professions
Age Range
Household Income
Social Media Reach

Frequently Asked Questions About StarTalk Radio

What is StarTalk Radio about and what kind of topics does it cover?

A science-meets-pop-culture show that brings space, physics, and astronomy into engaging, accessible conversations. Across episodes, listeners encounter deep dives into cosmology, black holes, asteroid science, AI, data ethics, and science history, all punctuated by humor and banter. Guests range from renowned physicists to tech thinkers and science communicators, with a steady mix of long-form explorations and Q&A formats driven by audience questions. The format often blends rigorous explanations with approachable analogies, making complex topics approachable for curious generalists and professionals alike. A notable strength is its ability to pair heavy science topics with pop-culture references and real-world applications, which can broa... more

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How many listeners does StarTalk Radio get?

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How many episodes of StarTalk Radio are there?

StarTalk Radio launched 17 years ago and published 1115 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on StarTalk Radio?

Recent guests on StarTalk Radio include:

1. David Koepp
2. Steven Spielberg
3. Alex Honnold
4. Matt O'Dowd
5. Sean Carroll
6. Nathan Sprow
7. Andor Klomp
8. Ariel Ekblaw

To view more recent guests and their details, simply upgrade your Rephonic account. You'll also get access to a typical guest profile to help you decide if the show is worth pitching.

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