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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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Experience A Message From Earth - Inspired by the Voyager Golden Record

February 28, 2018 • 49:04

It has been 40 years since Carl Sagan and others shared the best of humanity with the stars. A new online multimedia project has been created as a 21st century homage to the Golden Record.

Ed Stone and Forty Years of Voyager in Space

August 16, 2017 • 32:00

It is most space fans’ favorite planetary science mission, and with good reason. We visit with the man who has been in charge of Voyager mission science for more than four decades.

Getting Humans to Mars

May 31, 2016 • 56:31

Three NASA leaders talk with host Mat Kaplan about the progress we're making toward leaving footprints on the Red Planet.

NASA’s New Planetary Defense Office

February 02, 2016 • 50:35

Lindley Johnson has just been named NASA's first Planetary Defense Officer. He's joined on this week's PlanRad by astronomer Kelly Fast, the new manager of the Near Earth Object Observation Program.

Talking with JPL's Blaine Baggett and Ed Stone About "The Stuff of Dreams"

February 25, 2014 • 33:40

JPL’s Blaine Baggett and former JPL director Ed Stone talk “The Stuff of Dreams,” a documentary about an era in planetary exploration that was both exhilarating and exasperating. Emily Lakdawalla explains why Curiosity has joined the fraternity of backward driving rovers on Mars, and Bill Nye considers the not-too-distant future when airliners and spaceliners will share the sky.

Remembering Bruce Murray

September 02, 2013 • 49:32

The passing of Planetary Society co-founder and former JPL Director Bruce Murray has been marked around the world. Planetary Radio takes its turn with this special tribute.

Basics of Interplanetary Flight With Dave Doody

April 08, 2013 • 28:50

JPL’s Dave Doody doesn’t just fly around the solar system, he teaches others how it's done. We talk about what students learn in his non-technical class, the Basics of Interplanetary Flight.

Celebrating 35 Years of the Voyager Mission

September 17, 2012 • 28:50

Voyagers 1 and 2 just reached 35 years of travel in space. What a great reason to celebrate! Join Voyager Project Scientist Ed Stone, Ann Druyan, Emily Lakdawalla and Robert Picardo in this special live edition of our show. Bill Nye reports on a separate celebration in London and on the International Space Station, and Bruce Betts is back in fine form with Mat Kaplan for this week’s What’s Up.

Planetary Radio Live at the Aquarium of the Pacific

July 23, 2012 • 28:50

What better place to talk about Earth's oceans and the seas of other worlds?

Fire and Ice With Volcanologist Rosaly Lopes

July 16, 2012 • 45:56

JPL volcanologist Rosaly Lopes has discovered more volcanos than anyone else, including 71 on Jupiter’s moon Io. She is fascinated by these fiery (and sometimes frigid) features of our dynamic solar system, and shared her love at the recent SETIcon.

Voyager 1 at the Edge of the Solar System, With Ed Stone

February 07, 2011 • 0:28:52

Voyager 1 at the Edge of the Solar System, With Ed Stone

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