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Planetary Radio Program Archives

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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Latest Planetary Radio Appearance

Chasing New Horizons to Pluto with Alan Stern and David Grinspoon

May 23, 2018 • 54:41

The New Horizons mission was a triumph, revealing Pluto as an utterly unique and beautiful world. But the mission first had to survive challenge after challenge, fighting to be developed, meeting a nearly impossible launch deadline, and then narrowly avoiding disaster when it was barely a week from its destination.

Why Mars? We’ve Got the Answers

May 16, 2018 • 38:54

The great adventure awaits! Mat Kaplan hosts an entertaining panel discussion at the 2018 Humans to Mars Summit in Washington DC. Eight guests provide their diverse and inspiring reasons for humans to visit the Red Planet.

Amy Mainzer: Asteroid Hunter

May 09, 2018 • 36:21

After taking over 10 million images of more than 30,000 solar system objects, the NEOWISE mission is finally in its last months. Principal Investigator Amy Mainzer returns with an update on this phenomenal success and a look ahead toward a much more powerful asteroid and comet hunter called NEOCam.

Space Policy Edition: A Commercial Future for the Space Station?

May 04, 2018 • 1:03:03

After announcing it intends to divest from the International Space Station in 2025, NASA quietly released a new report on its transition plans, laying out a series of principles that will set the future of U.S. astronauts in low-Earth orbit. Can a private entity really take over the space station? Where did this idea come from anyway?

All Shook Up: The InSight Mission to Mars

May 02, 2018 • 1:21:50

No mission to Mars has done what InSight will do. The lander’s spectacularly sensitive instruments will use the Red Planet’s heat and marsquakes to reveal its deep interior while also revealing secrets of other rocky worlds like our own Earth.

Planetary Radio Live! – Celebrating Curiosity on Mars

April 25, 2018 • 1:35:21

Join us for an utterly fascinating live conversation with Emily Lakdawalla about her brand new book, The Design and Engineering of Curiosity: How the Mars Rover Performs Its Job. Also joining us at Caltech were Curiosity Project Scientist Ashwin Vasavada and JPL Research Scientist Abigail Fraeman.

Yuri’s Night 2018!

April 18, 2018 • 54:38

Host Mat Kaplan once again attends the worldwide party for space. Join him at the Los Angeles celebration under Space Shuttle Endeavour.

Visiting the Earth-Like Worlds of TRAPPIST-1

April 11, 2018 • 31:23

We have begun to understand the composition of worlds that are hundreds of trillions of kilometers from Earth. Astronomer Nikole Lewis is co-leader of a team that has used the Hubble Space Telescope to do this with the four Earth-like planets circling a star called TRAPPIST-1.

Space Policy Edition: Lori Garver on what a NASA Administrator (and Deputy) actually does

April 06, 2018 • 1:17:07

Lori Garver, former Deputy Administrator of NASA, talks with Casey about what the Deputy and Administrator jobs are like day-to-day, how decisions actually get made at the top, and why the current lack of confirmed leadership hurts the space agency.

AI, Space, and Humanity’s Future—A Conversation with David Brin

April 04, 2018 • 1:08:03

The multi-award winning science fiction author, futurist and speaker returns to Planetary Radio for a wide-ranging conversation about robots and humans in space, empathetic artificial intelligences, how we can survive the Singularity and much more.

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