Podcast
StarTalk Radio
siriusxm.com
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.
1,101episodes
1,644guest appearances
840unique guests
Hosts
- Neil de Grasse Tyson host
Frequent Guests
| Guest | Appearances | Hours | Most Recent |
|---|---|---|---|
| Bill Nye | 91 | 2025-07-31 | |
| Charles Liu | 55 | 2026-04-27 | |
| Chuck Nice | 41 | 2026-01-05 | |
| Eugene Mirman | 34 | 2022-06-07 | |
| Heather Berlin | 31 | 2024-02-23 | |
| Janna Levin | 25 | 2026-04-09 | |
| John Eric Goff | 23 | 2022-12-16 | |
| Bill Nye the Science Guy | 14 | 2020-02-10 | |
| Brian Greene | 12 | 2026-03-30 | |
| Mike Massimino | 12 | 2018-01-26 | |
| David Grinspoon | 10 | 2026-02-02 | |
| Matt Kirshen | 10 | 2025-07-21 | |
| Carolyn Porco | 9 | 2023-07-18 | |
| Maeve Higgins | 9 | 2018-01-26 | |
| Mary Roach | 9 | 2025-12-11 | |
| Mona Chalabi | 9 | 2019-07-05 | |
| Neil Tyson | 9 | 2020-08-31 | |
| Adam Savage | 8 | 2024-05-28 | |
| Andy Weir | 8 | 2026-04-06 | |
| Gary O'Reilly | 8 | 2025-12-25 | |
| Michael Ian Black | 8 | 2018-04-13 | |
| Natalie Starkey | 8 | 2025-12-22 | |
| Michael Shermer | 7 | 2022-11-01 | |
| Natalia Reagan | 7 | 2019-10-18 | |
| Dr. David Grinspoon | 6 | 2016-05-27 | |
| Matt Ginsberg | 6 | 2023-07-21 | |
| Matt O’Dowd | 6 | 2024-04-02 | |
| Paul Mecurio | 6 | 2026-05-18 | |
| Scott Adsit | 6 | 2018-03-02 | |
| Steven Soter | 6 | 2016-10-07 | |
| Anthony Bourdain | 5 | 2024-11-28 | |
| Brian Cox | 5 | 2025-12-01 | |
| Buzz Aldrin | 5 | 2017-12-29 | |
| Emily Rice | 5 | 2024-04-30 | |
| Jeff Jarvis | 5 | 2021-02-22 | |
| Jim Clash | 5 | 2018-08-30 | |
| Jim Gaffigan | 5 | 2016-08-12 | |
| Kristen Schaal | 5 | 2018-02-16 | |
| Lance Armstrong | 5 | 2018-07-26 | |
| Richard Dawkins | 5 | 2024-06-11 | |
| Ryan Fitzpatrick | 5 | 2018-01-11 | |
| Sean Carroll | 5 | 2026-01-19 | |
| Seth Shostak | 5 | 2018-01-26 | |
| Terry Crews | 5 | 2024-11-14 | |
| Whoopi Goldberg | 5 | 2018-04-13 | |
| William Shatner | 5 | 2025-03-17 | |
| Alain Haché | 4 | 2017-06-29 | |
| Geoff Blum | 4 | 2018-05-17 | |
| James Kakalios | 4 | 2018-07-13 | |
| Jamie Hyneman | 4 | 2014-12-12 | |
| Kareem Abdul-Jabbar | 4 | 2022-06-10 | |
| Kate Marvel | 4 | 2022-08-30 | |
| Laurie Garrett | 4 | 2019-03-08 | |
| Leighann Lord | 4 | 2016-05-27 | |
| Michio Kaku | 4 | 2024-05-21 | |
| Peter Diamandis | 4 | 2024-02-20 | |
| Phil Plait | 4 | 2013-03-28 | |
| Ray Kurzweil | 4 | 2024-07-26 | |
| Sasheer Zamata | 4 | 2026-03-02 | |
| Sean Ono Lennon | 4 | 2017-09-08 | |
| Seth Mac Farlane | 4 | 2015-12-25 | |
| Summer Ash | 4 | 2016-12-13 | |
| Alan Alda | 3 | 2018-09-21 | |
| Amy Mainzer | 3 | 2022-02-15 | |
| Andrew Revkin | 3 | 2019-04-19 | |
| Andrew Zimbalist | 3 | 2020-02-28 | |
| Angela Duckworth | 3 | 2021-10-01 | |
| Ann Druyan | 3 | 2025-07-03 | |
| Arthur Caplan | 3 | 2020-07-31 | |
| Bill Maher | 3 | 2017-10-27 | |
| Chris Dobbertean | 3 | 2018-03-29 | |
| Chris Mason | 3 | 2021-11-16 | |
| Cory Booker | 3 | 2017-04-28 | |
| Craig Desjardin | 3 | 2017-06-15 | |
| Dr. Funky Spoon | 3 | 2016-05-27 | |
| Dr. Helen Fisher | 3 | 2018-02-16 | |
| Dr. Irwin Redlener | 3 | 2020-11-30 | |
| Elise Andrew | 3 | 2014-12-21 | |
| Gavin Schmidt | 3 | 2022-08-05 | |
| Hakeem Oluseyi | 3 | 2025-03-03 | |
| Holden Kushner | 3 | 2018-05-17 | |
| Jason Sudeikis | 3 | 2021-12-17 | |
| Jill Tarter | 3 | 2025-08-18 | |
| Joe Rao | 3 | 2023-10-10 | |
| John Hodgman | 3 | 2013-03-28 | |
| John Logsdon | 3 | 2017-04-14 | |
| John Oliver | 3 | 2017-12-29 | |
| Jordan Klepper | 3 | 2024-05-21 | |
| Jud Ready | 3 | 2021-11-19 | |
| Kate Biberdorf | 3 | 2024-05-14 | |
| Katharine Hayhoe | 3 | 2022-04-19 | |
| Kennda Lynch | 3 | 2025-06-05 | |
| Kimberly Arcand | 3 | 2024-10-07 | |
| Lindsey Vonn | 3 | 2021-09-17 | |
| Malcolm Gladwell | 3 | 2025-02-17 | |
| Max Brooks | 3 | 2016-10-28 | |
| Max Tegmark | 3 | 2025-03-13 | |
| Mayim Bialik | 3 | 2016-09-30 | |
| Miles O’Brien | 3 | 2014-11-27 | |
| Morgan Freeman | 3 | 2013-03-28 |
Network-Based Guest Fits
Experimental matches based on network structure, not confident booking forecasts. Open the full predictions analysis.
| Rank | Guest | Score | Why |
|---|---|---|---|
| #515 | Scott Galloway | 0.040 | 554 shared-neighbor signals; 18 host bridges; 86 prior guest appearances |