StarTalk with Neil deGrasse Tyson

StarTalk with Neil deGrasse Tyson

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.

Episodes

October 16, 2026 • 58 mins

Are we doing more harm than good in the pursuit of perfection? Neil deGrasse Tyson, comic co-hosts Chuck Nice and Gary O'Reilly explore looksmaxxing, peptides, body composition, and the scientization of health & beauty trends with pharmaceutical scientist & medfluencer Morgan McSweeney, aka Dr. Noc.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/the-sci...

Listen
Watch
Mark as Played

Would aliens use the same periodic table as us? Neil deGrasse Tyson and comic co-host Negin Farsad sit down with Kate Biberdorf, aka Kate the Chemist, to tackle fan questions about the chemistry of life, diamonds, how fire works, and spontaneous combustion.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/the-chemistry-of-life-with-kate-the-chemist/

Thanks to our ...

Listen
Watch
Mark as Played

If the multiverse exists, where does our universe end and another begin? Neil deGrasse Tyson and comic co-host Chuck Nice tackle a wide-ranging grab bag of fan questions covering bubble universes, the nature of now, fractals, Hoag's Object, and more.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/cosmic-queries-light-sails-quantum-scales/

Thanks to our Patrons J...

Listen
Watch
Mark as Played

Why did intelligence evolve in the universe? Neil deGrasse Tyson, Chuck Nice, and Gary O’Reilly explore the nature of intelligence, information theory, consciousness, and whether AI is actually intelligent at all with David Krakauer, evolutionary biologist and president of the Santa Fe Institute.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/what-is-inte...

Listen
Watch
Mark as Played
September 29, 2026 • 54 mins

Why does string theory need ten dimensions? Neil deGrasse Tyson and comic co-host Jordan Klepper sit down with Lara Anderson, string theorist and associate professor of physics at Virginia Tech, to tackle intersecting dimensions, the nature of gravity, and a unified field theory. 

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/quantum-anomalies-with-lara-a...

Listen
Watch
Mark as Played

What do we do with all this space junk? On this episode, Neil deGrasse Tyson and comic co-host Chuck Nice answer questions about the stuff we put into orbit with astrodynamicist and space environmentalist, Dr. Moriba Jah. 

Originally Aired July 5th, 2021.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/cosmic-queries-space-junk-with-moriba-jah/

Subscribe to ...

Listen
Watch
Mark as Played
September 22, 2026 • 42 mins

How far did Alan Shepard hit a golf ball on the moon? How many monkeys named Albert have been to space? Neil deGrasse Tyson, comedian Paul Mecurio, and Senior StarTalk Producer Lindsey Walker find out the answers on this Game Show Edition of Startalk celebrating the release of our new book, Lost in Space: 5,000 Facts for Navigating the Universe.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 

Listen
Watch
Mark as Played

Do the fractal nature of the universe and the human brain have anything to do with each other? Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly welcome back Geek-In-Chief Charles Liu, for a grab bag covering deep space travel, fractal mathematics, multiverse theory, and what we might never know about the universe.

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

Thanks to our Patrons Mike ...

Listen
Watch
Mark as Played
September 15, 2026 • 47 mins

What is fundamental in the universe? Neil deGrasse Tyson and comic co-host Chuck Nice welcome back Hakeem Oluseyi to dive deep into cosmology, plasma physics, the origins of life, and some of the most provocative ideas in modern astrophysics.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/why-do-we-exist-with-hakeem-oluseyi/

Thanks to our Patrons Elias Clarke, A...

Listen
Watch
Mark as Played

Is there a limit to how small life can be? Or how big? Neil deGrasse Tyson and Chuck Nice break down why all craters on the moon are round, the scale to life, and why the length of the day isn’t 24 hours. 

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free 
here: https://startalkmedia.com/show/why-craters-are-round-size-of-life-the-real-length-of-day-tytyk/

Thanks to our Patrons THOMAS, P...

Listen
Watch
Mark as Played
September 4, 2026 • 74 mins

What if you could reopen your childhood brain? Neil deGrasse Tyson, Chuck Nice, and Gary O’Reilly explore the cutting edge of psychedelic science, critical periods, and what a high octopus can teach us about the human mind with neuroscientist and psychedelics expert Gül Dölen.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/this-is-your-brain-on-psyched...

Listen
Watch
Mark as Played
September 1, 2026 • 53 mins

Did we discover an exomoon? Neil deGrasse Tyson and Chuck Nice learn about the search for exoplanets with biosignatures, super Earths & mini Neptunes, and whether rogue planets outside of a solar system could harbor life with astrophysicist David Kipping. 

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here:
https://startalkmedia.com/show/rogue-planets-exomoons-with-david-kipping/

Thanks to ...

Listen
Watch
Mark as Played

Is nuclear power the key to sustainability? With data centers consuming massive amounts of energy, can we keep up? Neil deGrasse Tyson, Gary O’Reilly & Paul Mecurio discuss the physics, safety, and future of nuclear reactors in a world of increasing power demands with nuclear engineer Kathryn Huff.

Originally Aired February 21, 2025.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
...

Listen
Watch
Mark as Played

How do you build a telescope to study something you can't see? Neil deGrasse Tyson and Paul Mecurio sit down with Jason Rhodes, senior research scientist at JPL, to explore the Nancy Grace Roman Space Telescope and its search for answers on dark energy and dark matter.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here:
 https://startalkmedia.com/show/the-hunt-for-dark-energy-with-jason-rhodes/

...

Listen
Watch
Mark as Played
August 21, 2026 • 63 mins

What are the limits of the human mind? Neil deGrasse Tyson, Chuck Nice, and Gary O’Reilly explore sensory perception, dreaming, synesthesia, time, and the flexibility of the human brain with neuroscientist David Eagleman. Why does time seem to slow down during an emergency?

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/your-inner-cosmos-with-david-eag...

Listen
Watch
Mark as Played

How big can bugs get? Neil deGrasse Tyson and Negin Farsad sit down with entomologist, Jessica Ware, to dig into the extraordinary world of bugs, insects the size of navel oranges, how they invented flying and so much more.

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

Thanks to our Patrons Farouk, David Arnold, Michael Gugel, Forbidjon, Lech Kaniuk, Jay C, Taylor -, Colton Harward, Patrick Duncan, Jimm...

Listen
Watch
Mark as Played

What does it look like beneath the surface of the sun? On this episode, Neil deGrasse Tyson and comedian Chuck Nice discuss the heliosphere, the Parker Solar Probe, and solar storms with heliophysicist Lika Guhathakurta.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/super-solar-storms-with-lika-guhathakurta/

Thanks to our Patrons Keith Edwards James Murphy,...

Listen
Watch
Mark as Played
August 7, 2026 • 44 mins

Could there be other universes out there? On this episode, Neil deGrasse Tyson and co-hosts Chuck Nice and Gary O’Reilly answer science questions from celebrities like Steven Spielberg, Josh Scherer, Emily Blunt, and more.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/stars-ask-neil-to-save-the-universe/

Thanks to our Patrons teonie, Dixie Gamoning, G...

Listen
Watch
Mark as Played
August 4, 2026 • 47 mins

Could there be a hidden planet lurking beyond Pluto and Neptune? Neil deGrasse Tyson and comic co-host Chuck Nice tackle a wide-ranging grab bag of fan questions covering Planet 9, galaxy shapes, dark matter, the odds of getting hit by a meteorite, and more!

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

Thanks to our Patrons Glenn Fiskin, A. Certain Woman, Jeffrey Schwartz, Adam Watson, Micheal Lawson, ...

Listen
Watch
Mark as Played

If scientists discovered that we are not alone, what would they do with that information? Neil deGrasse Tyson and Chuck Nice learn about the search for life, habitability around M stars and more with astrophysics professor and author Aomawa Shields.

Originally Aired July 11, 2023.

NOTE: StarTalk+ Patrons can listen to this entire episode commercial-free here: 
https://startalkmedia.com/show/cosmic-queries-life-on-other-pl...

Listen
Watch
Mark as Played

Popular Podcasts

    If you've ever wanted to know about champagne, satanism, the Stonewall Uprising, chaos theory, LSD, El Nino, true crime and Rosa Parks, then look no further. Josh and Chuck have you covered.

    Dateline NBC

    Current and classic episodes, featuring compelling true-crime mysteries, powerful documentaries and in-depth investigations. Follow now to get the latest episodes of Dateline NBC completely free, or subscribe to Dateline Premium for ad-free listening and exclusive bonus content: DatelinePremium.com

    The Breakfast Club

    The World's Most Dangerous Morning Show, The Breakfast Club, With DJ Envy, Jess Hilarious, And Charlamagne Tha God!

    The Clay Travis and Buck Sexton Show

    The Clay Travis and Buck Sexton Show. Clay Travis and Buck Sexton tackle the biggest stories in news, politics and current events with intelligence and humor. From the border crisis, to the madness of cancel culture and far-left missteps, Clay and Buck guide listeners through the latest headlines and hot topics with fun and entertaining conversations and opinions.

    Crime Junkie

    Does hearing about a true crime case always leave you scouring the internet for the truth behind the story? Dive into your next mystery with Crime Junkie. Every Monday, join your host Ashley Flowers as she unravels all the details of infamous and underreported true crime cases with her best friend Brit Prawat. From cold cases to missing persons and heroes in our community who seek justice, Crime Junkie is your destination for theories and stories you won’t hear anywhere else. Whether you're a seasoned true crime enthusiast or new to the genre, you'll find yourself on the edge of your seat awaiting a new episode every Monday. If you can never get enough true crime... Congratulations, you’ve found your people. Follow to join a community of Crime Junkies! Crime Junkie is presented by Audiochuck Media Company.

Advertise With Us
Music, radio and podcasts, all free. Listen online or download the iHeart App.

Connect

© 2026 iHeartMedia, Inc.

  • Help
  • Privacy Policy
  • Terms of Use
  • AdChoicesAd Choices