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. The full show archive is available for free.

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More Planetary Radio Live at the Aquarium of the Pacific: Oceans Everywhere

We return to the Aquarium for much more of our conversation about seas on Earth and seas on other worlds, featuring Dave Bader, Kevin Hand and Bill Nye. Emily Lakdawalla concludes her video tour of Curiosity's cameras and instruments.

Planetary Radio Live at the Aquarium of the Pacific

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

Fire and Ice With Volcanologist Rosaly Lopes

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.

Mae Jemison of the 100 Year Starship Initiative

Retired astronaut Dr. Mae Jemison leads the 100 Year Starship Initiative. You’ll hear Mat’s conversation with her about this ambitious project in a SETIcon II fireside chat.

Lockheed Martin CTO Ray Johnson

The Chief Technology Officer for the world's largest aerospace company wants more young people to consider careers as engineers.

More From the Air and Space Museum

Our special live show at the National Air and Space Museum continues with curator David DeVorkin, Space Policy Institute founder John Logsdon, Bill Nye the Science Guy, Planetary Society blogger Emily Lakdawalla and science rapper Funky 49.

Live at the National Air and Space Museum

Join us for the first half of a conversation with David DeVorkin, John Logsdon and Bill Nye.

Remembering Ray

We look back to the Planetary Society's 2003 birthday party for Ray Bradbury, with tributes from distinguished fans and eloquent words from the master himself.

Cassini Project Scientist Linda Spilker With a Saturn Mission Update

Planetary Radio's most frequent guest returns with the latest news from the great ringed world, its moons, and its rings.

Author Kim Stanley Robinson Takes Us to 2312

Kim Stanley Robinson shares his vision of a brave new solar system 300 years in the future with his new novel, 2312.

VIP Tour of a Huge Solar Sail BONUS: Falcon 9 and Dragon Head for the ISS!

Join the VIP tour! Planetary Radio visited L’Garde, Incorporated to see how its giant solar sail is coming together. You’ll hear from Congressman Dana Rohrabacher, NASA Chief Technologist Mason Peck, and L’Garde co-founder Gordon Veal.

Visiting the Spacecraft Technology Expo

Spaceplanes, spacesuits and rockets, oh my! Mat Kaplan talks to exhibitors and others at the first ever Spacecraft Technology Expo in Los Angeles.

Planetary Astronomer Franck Marchis

Based now at the SETI Institute’s Carl Sagan Center, Franck Marchis recently visited the Planetary Society for a conversation with host Mat Kaplan. He uses several of Earth’s most powerful telescopes to study what he calls multiple asteroid systems.

Cutting-edge Approaches to Protecting Interplanetary Astronauts

As if extremes of temperature and lack of air weren’t enough! Some scientists believe it’s space radiation that will keep humans from venturing deep into our solar system. Not so, say three teams of NASA Innovative Advanced Concepts (NIAC)-funded researchers. Each is exploring a cutting-edge approach to protecting astronauts on their way to Mars and other destinations.

The Pioneer Anomaly... Solved!

After decades of mystery and investigation, after the recovery of gigabyte after gigabyte of data stored in obsolete computer formats, the whatdunit surrounding Pioneers 10 and 11 has finally reached its conclusion.

Taking Back the Night -- International Dark Skies Week

There are millions of urbanites who have never seen the wonders of a truly dark night sky. Scott Kardel of the International Dark Sky Association is fighting to restore the sky our ancestors knew so well.

Searching for Pandora With Debra Fischer

Yale exoplanet hunter Debra Fischer is about to begin looking for worlds in the star system that is nearest to Earth. She'll tell us about new technology enabling this effort, and how you can join the search.

Big News All Around the Solar System From Emily Lakdawalla

The 2012 Lunar and Planetary Science Conference attracted many of the world's finest planetary scientists. This year it also attracted Emily Lakdawalla and Bill Nye the Planetary Guy. Emily provides a special report on amazing new discoveries about our solar system.

SETI Scientist Jill Tarter Continues the Search

The Director of the Center for SETI Research is thrilled to have the Allen Telescope Array back in the hunt for extraterrestrial intelligence. She also tells us about SETILive.

Discovery of a New and Neighborly Asteroid

With Planetary Society help, La Sagra Observatory discovered big near-Earth object 2012 DA14. Guest: Jaime Nomen.

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