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Planetary Radio Episodes

For every week since 2002, Planetary Radio has visited with a scientist, engineer, project manager, advocate or writer who provides a unique perspective on the quest for knowledge about our solar system and beyond. We also showcase regular features that raise your space IQ while they put a smile on your face.

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Planetary Radio Live with Bill Nye at Science Museum Oklahoma

August 07, 2019 • 73:30

Join Planetary Society CEO Bill Nye and host Mat Kaplan as they visit Oklahoma City’s outstanding public science museum. You’ll meet University of Oklahoma researchers who are exploring Mars and learning how solar systems form across the universe.

Sharing a Passion for Mars at the Humans to Mars Summit

May 29, 2019 • 55:13

This year’s Humans to Mars Summit in Washington D.C., once again ended with a panel of Martian all-stars talking about their hopes for a future that includes the Red Planet. Planetary Radio host Mat Kaplan leads the inspiring and entertaining discussion.

Planetary Radio Live Defends Planet Earth!

May 08, 2019 • 53:30

Leaders of the global effort to avoid a catastrophic Near Earth Object impact gathered at the 2019 Planetary Defense Conference. On the evening of May 1st, The Planetary Society partnered in an exciting PDC public event at the University of Maryland College Park. Presentations by Society CEO Bill Nye and NASA Chief Scientist Jim Green were followed by Planetary Radio Live.

Bill Nye and Planetary Radio Live at Extreme STEAM

March 20, 2019 • 70:23

Planetary Radio Live goes on stage at the first ever Fairplex Extreme STEA2M Festival in Pomona, California. Host Mat Kaplan and Planetary Society CEO Bill Nye are joined by four young space scientists and engineers in front of hundreds of families.

A Great Day for Space Explorers: The Landing of InSight

November 28, 2018 • 59:36

Join 1,000 anxious yet thrilled space fans at Caltech for our live InSight landing party. You’ll meet Mat Kaplan’s onstage experts and check in with Bill Nye and Emily Lakdawalla at the Jet Propulsion Lab.

Celebrating Cassini…Live!

September 27, 2017 • 1:28:48

More than 1,100 fans of the just-completed 20-year mission to Saturn joined us for a live tribute.

Planetary Radio Live on the Eve of the Eclipse

August 30, 2017 • 1:14:00

With hours to go before the Great American Eclipse, nine outstanding guests joined host Mat Kaplan for Planetary Radio Live in front of 1,100 rowdy eclipse and space science fans.

Planetary Radio Live! Living on Mars

July 26, 2017 • 1:26:43

Will humans live, work and thrive on Mars? What challenges must be met before we can become Martians? On July 20th, the anniversary of the Apollo 11 moon landing, Mat Kaplan welcomed an outstanding panel of experts for conversation in front of a Pasadena, California audience.

Planetary Radio Live: Near Earth Objects—The Killer Asteroid Threat

February 22, 2017 • 1:38:52

Leaders of the quest to find, understand and protect ourselves from the asteroids and comets called Near Earth Objects gathered with host Mat Kaplan for a live conversation about this existential threat from space.

Planetary Radio Live: All These Worlds…

March 22, 2016 • 28:50

Our live conversation about “Planet 9” and the amazing diversity of our solar system, featuring Konstantin Batygin and Mike Brown of Caltech, Senior Editor Emily Lakdawalla, Bill Nye the Science Guy and Cassini Project Scientist Linda Spilker.

Planetary Radio Live at the New Horizons Pluto Encounter

July 21, 2015 • 28:50

Join our live audience for highlights of an amazing evening, featuring Jim Bell, Bruce Betts, Mike Brown, Emily Lakdawalla, Linda Spilker, and Bill Nye the Science Guy.

Saving the Planet at the Planetary Defense Conference

April 21, 2015 • 28:50

Planetary Radio Live was the only public event at the just-completed Planetary Defense Conference in Italy. Join us for excerpts from an all-star celebration of worldwide efforts to find, track, characterize and eventually deflect killer Near-Earth Objects.

Planetary Radio Live: MAVEN Arrives at Mars!

September 23, 2014 • 28:50

The latest guest of the Red Planet arrived in orbit on the evening of September 22, 2014. Planetary Radio Live was watching with fingers crossed in Pasadena, California.

Planetary Radio Live: The LightSail Countdown Begins!

July 15, 2014 • 28:50

LightSail, the Planetary Society’s innovative solar sail cubesat, will ride into space on the huge SpaceX Falcon Heavy, now in development. Bill Nye and others join us for a live celebration of this announcement.

Planetary Radio Live at the USA Science and Engineering Festival with Mike Rowe of Dirty Jobs

April 29, 2014 • 52:29

Join us at the world’s biggest public science event in Washington DC, where we talk about dirty jobs in space with television’s terrific Mike Rowe.

Planetary Radio Live at Yuri’s Night—Under Space Shuttle Endeavour

April 15, 2014 • 31:53

Join the party as we celebrate the 53rd anniversary of humanity’s transition to spacefaring species with Yuri’s Night Executive Director Loretta Hidalgo Whitesides, Virgin Galactic CEO and Yuri’s Night co-founder George Whitesides, and astronaut Ron Garan, who heads Fragile Oasis.

Back to Planetary Radio Live With the Mars Rovers

February 04, 2014 • 38:52

Our celebration of the Mars rovers continues from Southern California Public Radio’s Crawford Family Forum, this week featuring planetary scientist and author Jim Bell, Curiosity Project Scientist John Grotzinger, JPL Mars Engineering Manager Rob Manning and Planetary Society CEO Bill Nye. Emily takes us to Curiosity’s latest find on the red planet, and Bruce Betts joins Mat to gaze at the night sky and give away ISS-Above, the little device that tells you when the International Space Station is overhead.

Planetary Radio Live Celebrates the Mars Rovers

January 28, 2014 • 28:50

Opportunity has been rolling across Mars for 10 years! We celebrate the Mars Exploration Rovers and their sisters on the red planet at Planetary Radio Live, this week featuring MER Principal Investigator Steve Squyres. Emily Lakdawalla and Bill Nye join Mat in front of a capacity crowd at Southern California Public Radio’s Crawford Family Forum. Bruce Betts closes the show with a live Random Space Fact and rover trivia contest.

Planetary Radio Live Celebrates the Launch of MAVEN

November 18, 2013 • 28:50

The successful launch of MAVEN was covered by Mat Kaplan, Bruce Betts and Emily Lakdawalla, with special, launch site reports from Jim Bell and Bill Nye.

PLANETARY RADIO LIVE: LADEE Launches for Luna

September 09, 2013 • 28:50

Planetary Radio returned to the Crawford Family Forum for live coverage of the LADEE launch on September 6th.

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