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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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An Imminent Asteroid Encounter

February 04, 2013 • 28:50

Spain’s La Sagra Observatory discovered Asteroid 2012 DA14 just a year ago. Now it’s nearing Earth once again. Jaime Nomen of La Sagra is back to prepare us for this very close flyby.

A Vacuum Cleaner on Mars

October 29, 2012 • 28:50

It’s called PlanetVac, and it’s an amazingly simple way to collect a soil sample on Mars. Or on the moon. Or on an asteroid. We’ll learn about it from Kris Zacny of Honeybee Robotics.

Amateur Astronomers Work to Save Earth!

October 15, 2012 • 28:50

The Planetary Society's Bruce Betts provides an overview of the Shoemaker NEO grant program, and we meet two dedicated grant recipients.

Live at PATS With OSIRIS REx!

September 24, 2012 • 37:42

We're live at the Pacific Astronomy and Telescope Show, with JPL astrodynamicist Steve Chesley and Planetary Society Director of Projects Bruce Betts. Steve and Bruce reveal the exciting OSIRIS REx mission to an asteroid and then back to Earth with a precious soil sample. Enter the contest to name the asteroid! Bill Nye and Emily Lakdawalla check in, and one listener will win a Celestron FirstScope telescope.

Planetary Astronomer Franck Marchis

May 07, 2012 • 28:50

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.

Discovery of a New and Neighborly Asteroid

March 12, 2012 • 28:50

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

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