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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First Earth-Sized Exoplanet is Next Door!

Xavier Dumusque is the young astronomer who was lead author for the announcement of the first exoplanet found in the Alpha Centauri system, just 4.3 light years from Earth. It's also the first Earth-sized world found outside our own system.

Amazing Science at the 2012 DPS Meeting

The 44th Annual Meeting of the AAS Division of Planetary Sciences hosted hundreds of researchers and revealed volumes of scientific results. Join us at the conference.

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.

James Webb Space Telescope Status Report from Deputy Program Director Eric Smith

James Webb Space Telescope Status Report from Deputy Program Director Eric Smith

One Planet, Two Stars, With Laurance Doyle

Multidisciplinary scientist Laurance Doyle led the team that has announced discovery of the first extrasolar planet circling two stars. He also talks about his plan to analyze communication by and among other species.

Opportunity Reaches Endeavour, and Planetary Radio Wins an Award!

Opportunity reaches Endeavour Crater, Emily Lakdawalla visits a New Horizons science meeting about Pluto, Bill Nye discusses a planet made of diamond, and Bruce Betts and Mat Kaplan celebrate the award of a Parsec award to Planetary Radio.

Debra Fischer, Discoverer of Worlds

Debra Fischer, Discoverer of Worlds

Kepler Discovers Hundreds of Extrasolar Planets!

Kepler Discovers Hundreds of Extrasolar Planets!

Tasting a Super-Earth's Atmosphere

Tasting a Super-Earth's Atmosphere

Kepler Discovers Hundreds of Exoplanets

Kepler Discovers Hundreds of Exoplanets

100 Millions Solar Systems Like Our Own?

100 Millions Solar Systems Like Our Own?

William Borucki on Kepler's Search for Another Earth

William Borucki on Kepler's Search for Another Earth

Judging a Planet's Habitability With Abel Mendez

Judging a Planet's Habitability With Abel Mendez

Kepler Begins Search for Other Earths

Kepler Begins Search for Other Earths

Exoplanet Finder Debra Fischer

Exoplanet Finder Debra Fischer

Billions and Billions of Earthlike Planets?

Billions and Billions of Earthlike Planets?

Analyzing Alien Atmospheres

Analyzing Alien Atmospheres

Planetary Radio 5th Anniversary Show: Astronomer Geoff Marcy on Discovery of Fifth Planet in Star System

We celebrate our 5th anniversary by learning about discovery of a five-planet star system, the largest found so far. Q&A on Jupiter's red spot.

The Most Earthlike Extrasolar Planet Yet -- A Conversation With Co-Discoverer Stephane Udry

The Most Earthlike Extrasolar Planet Yet -- A Conversation With Co-Discoverer Stephane Udry

A Planetary System That Looks Like Home

A Planetary System That Looks Like Home

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