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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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Big Rockets and Little LightSails

October 13, 2015 • 28:50

Digital editor Jason Davis is a lucky guy. He follows and reports on human spaceflight progress, as well as the progress of the LightSail solar sail, which is about a year from its next flight.

Planetary Radio Extra: Checking in on NASA's Budget with the Planetary Society's Director of Advocacy Casey Dreier

August 18, 2015 • 36:18

Mat Kaplan sits down with our Director of Advocacy, Casey Dreier, for a deep dive into current space policy.

Living Under the Sea With NASA Aquanaut David Coan

August 18, 2015 • 32:12

Mat Kaplan talked with engineer and NEEMO Expedition 20 team member David Coan while he was hard at work with astronauts and other engineers living in the Aquarius undersea habitat.

Countdown to LightSail: An Update

April 28, 2015 • 28:50

The road to space has been a rocky one for most spacecraft, and LightSail is no different. Challenges remain even with the May 20th launch of a test mission approaching. Embedded LightSail reporter Jason Davis checks in with the latest news.

2014: The Year in Space

December 30, 2014 • 28:50

Our annual review of the greatest events and accomplishments over the last year features analysis and commentary by Bill Nye the Science Guy, Emily Lakdawalla, Jason Davis, Casey Dreier and Bruce Betts, along with a special new year’s gift of Neil deGrasse Tyson.

2014: The Year We Landed on a Comet

November 25, 2014 • 28:50

Not just landed. Orbited, too. European Space Agency Senior Science Advisor Mark McCaughrean helps us celebrate the Rosetta orbiter and the Philae lander.

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.

Spinoff 2013: Bringing Space Technology Home

May 13, 2014 • 32:43

NASA has just published "Spinoff 2013," the latest of its annual reports on outstanding innovations developed for space that are solving problems and improving lives here on Earth. Technology Transfer Program Executive Daniel Lockney is our guest.

Special Planetary Radio Advocacy Report From Casey Dreier: A Good Week in Washington

May 13, 2014 • 23:49

Planetary Radio host Mat Kaplan learns why Director of Advocacy Casey Dreier is cautiously optimistic about the budget outlook for planetary science and exploration, so long as Planetary Society members and others keep making their voices heard in the nation's capitol.

Neil deGrasse Tyson

May 06, 2014 • 39:55

The host of COSMOS: A Spacetime Odyssey, returns to our show with a behind the scenes look at the spectacular television series.

A Big Week for Space Science at the AGU and Beyond

December 16, 2013 • 28:50

The annual fall meeting of the American Geophysical Union revealed lots of science, some of it astounding. Emily Lakdawalla was there with Advocacy and Outreach Coordinator Casey Dreier, whose news was not quite as good.

It's Hot! Plutonium 238 is Back

October 28, 2013 • 32:08

Casey Dreier tells the winding tale of Plutonium 238, the radioactive isotope that is vital for exploration of the solar system. The US came dangerously close to exhausting its supply. Even with production restarted, there are major challenges facing explorers.

Taikonauts on the Moon? A Conversation With Leonard David

August 26, 2013 • 28:50

Leonard David has been writing about space exploration for more than five decades. Now he has turned his attention to China’s ambitious plans.

Advocating for Planetary Science/Star Trek Meets Spacefarers

May 20, 2013 • 30:45

The director and cast of Star Trek: Into Darkness meet up with real space travelers. Also: Planetary science funding from NASA is in trouble, so a delegation led by Bill Nye the Science Guy descended on Washington DC last week to sound the alarm. Planetary Society Advocacy chief Casey Dreier provides a report, and comments on the Society’s support for NASA’s Asteroid Retrieval Mission.

Looking Back, Looking Forward: Beginning a New Year In Space

December 31, 2012 • 28:50

Planetary Society experts review the challenges and triumphs of 2012 and look forward to a new and exciting year. You’ll hear Bill Nye the Science Guy, Emily Lakdawalla on new missions, Casey Dreier on “Saving our Science,” and Bruce Betts’ review of great projects, as well as a musical rendition of “Random Space Fact.”

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