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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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Orion Launches Into History

December 09, 2014 • 28:50

NASA’s Orion spacecraft has taken its first step toward Mars and an asteroid mission. The Planetary Society’s Jason Davis was at the Kennedy Space Center for the December 5 mission.

Digging Deep With Kris Zacny and the Planetary Deep Drill

November 11, 2014 • 28:50

If there’s life on Mars, it’s probably deep beneath the surface. That’s just one reason we need a tool like Planetary Deep Drill on the red planet and other mysterious worlds around our solar system. Honeybee Robotics’ Kris Zacny introduces us to the innovative prototype.

A MESSENGER From Mercury—Principal Investigator Sean Solomon Returns

October 28, 2014 • 28:50

MESSENGER has been orbiting the innermost planet for more than three-and-half-years. Principal Investigator Sean Solomon returns with a status report as the mission enters its final phase.

Ancient Water Was Here Before the Sun

October 21, 2014 • 28:50

Ilse Cleeves is lead author of a paper that concludes up to half of our solar system’s water is older than the solar system itself. The implications for life across the galaxy are profound.

A Conversation With Congressman Lamar Smith

September 30, 2014 • 28:50

The Chairman of the powerful Science, Space and Technology Committee in the U.S. House of Representatives joins us for a talk about planetary science, Europa, a human flyby of Mars and much more.

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.

Dr. Bell Goes to Washington

September 16, 2014 • 28:50

Planetary Scientist Jim Bell of Arizona State University joined other experts in front of the US House of Representatives Space Committee on September 10th. Get his report this week.

Smashing Holes in Mars to Look for Life

September 02, 2014 • 28:50

Explore Mars wants to look for life on the Red Planet. Not past life. Life thriving under the Martian surface right now. Chris Carberry will tell us how the ExoLance project might find it.

Journey to the Center of Jupiter: Creating Fantastic Pressure With the World’s Largest Lasers

August 19, 2014 • 29:52

Physicist Gilbert "Rip" Collins of the Lawrence Livermore National Lab will tell us about recent use of the world’s most powerful lasers to recreate conditions at the cores of giant planets.

A Death-Defying Climax for Venus Express

August 05, 2014 • 28:50

Venus Express Project Scientist Håkan Svedhem tells us about the spacecraft’s harrowing descent into the Venusian atmosphere, what it is currently up to, and what he’d like to see next at that forbidding planet.

Jay Barbree on “Neil Armstrong: A Life of Flight”

July 29, 2014 • 39:51

In his 55 years as NBC’s space correspondent, Jay Barbree has won the respect and friendship of many astronauts. Neil Armstrong stands above them all. Now Jay has created this very personal chronicle about his friend, with help from Neil and many of the other pioneering spacefarers.

Elisa Quintana on the Discovery of Earth 2.0

June 24, 2014 • 28:50

Kepler-186f is the very first exoplanet that is both the size of our own world and in the habitable zone surrounding its star. SETI Institute scientist Elisa Quintana is lead author of the paper announcing its existence.

Pathways To Exploration: John Logsdon Analyzes the Human Spaceflight Report

June 17, 2014 • 35:42

The National Research Council released its long-awaited report June 4th. Distinguished space policy analyst John Logsdon returns to Planetary Radio with his take on this latest attempt to determine the proper role of humans in space.

Astronomers Without Borders: Spreading the Wonder Worldwide

June 10, 2014 • 28:50

Astronomers Without Borders Founder and President Mike Simmons and his colleagues share the passion, beauty and joy of the night sky from Argentina to Zambia.

A Starlight Festival Cassini Mission Update

June 03, 2014 • 42:38

Cassini Project Scientist Linda Spilker joins us at the first Starlight Festival in Big Bear Lake, California, and festival MC Andre Bormanis makes a bonus appearance on the show.

At Spacefest VI With Apollo Astronaut Gene Cernan and a Host of Proud Space Geeks

May 27, 2014 • 34:47

Planetary Radio visited Spacefest in Pasadena to talk with planetary scientist and space artist Dan Durda, Marc Rayman of the Dawn asteroid mission, and a guy who calls himself the Space Cowboy. We also eavesdrop on Apollo 17 Commander Gene Cernan and his lifelong fan, Griffith Observatory Curator Laura Danly.

Living and Working on Mars—A Conversation at the International Space Development Conference

May 20, 2014 • 56:44

Planetary Radio visits the 33rd ISDC to talk with three explorers who’ve set their sights on the Red Planet: MD and space medicine researcher Susan Jewell, Meteorite Man Geoff Notkin, and Mars Program Formulation Office Manager at the Jet Propulsion Laboratory, Charles Whetsel.

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.

Microbes in Orbit: Cheryl Nickerson’s Revealing Biomedical Research

April 08, 2014 • 42:43

You may have heard that the sometimes deadly Salmonella bacterium becomes stronger in microgravity. Cheryl Nickerson tell us about this and other results her team has conducted in low Earth orbit.

Emily Lakdawalla At Her Favorite Conference While Alan Stern Stirs Up the Solar System

March 25, 2014 • 28:50

Emily shares highlights from last week’s Lunar and Planetary Science Conference, and Alan Stern provides updates on the Rosetta comet mission and his New Horizons probe that is nearing Pluto, and addresses the controversy around Uwingu’s Name a Martian Crater project.

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