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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

Space Policy Edition: A Trillion-Dollar Space Economy?

July 03, 2020 • 1:04:05

How big is the space economy, and how big might it grow? Space policy expert Dr. Bhavya Lal brings the numbers down to Earth in a great conversation with Casey Dreier.

Jim Bell Sends New Eyes to Mars

July 01, 2020 • 53:51

The leader of the Mastcam-Z team talks about how the best cameras ever on the surface of Mars will help us explore a region that could once have supported life.

China on the Final Frontier

June 24, 2020 • 51:39

China has big plans for a space station, exploration of the Moon and Mars, and possibly a mission that will follow Voyager beyond the edge of the solar system.

LightSail 2: A Year of Solar Sailing

June 17, 2020 • 51:31

Sail on! Leaders of the LightSail 2 mission join 50,000 supporters in celebration of a year in space.

Staying Alive in Space

June 10, 2020 • 57:06

Are we learning how to keep men and women alive on a 3-year round trip to Mars?

Space Policy Edition: NASA’s Gamble Pays Off

June 05, 2020 • 1:17:25

The safe arrival of SpaceX’s Crew Dragon at the International Space Station is a huge success for NASA and policymakers who gambled years ago on the value of commercial partnerships for the agency.

Crew Dragon Thrills While Mars Chills

June 03, 2020 • 48:06

After a special message we present highlights of the successful arrival at the International Space Station of the Crew Dragon spacecraft, followed by a visit to chilly Mars with planetary scientist Edgard Rivera-Valentin.

Celebrating 30 Years of Hubble with Astronaut John Grunsfeld

May 27, 2020 • 1:01:52

Astrophysicist and former astronaut John “Hubble Repairman” Grunsfeld looks back over three decades of beautiful science and inspiration delivered by the Hubble Space Telescope.

Crew Dragon Deep Dive with Astronaut Garrett Reisman

May 20, 2020 • 43:47

Former astronaut Garrett Reisman helped lead development of the SpaceX Crew Dragon spacecraft that is about to carry astronauts to the International Space Station.

Looking for Life in Alien Oceans

May 13, 2020 • 53:00

JPL scientist Kevin Hand is endlessly fascinated by the possibility of life in the hidden oceans of the outer solar system’s moons, and now he has written a great book about the quest to discover it.

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