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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Countdown to DART: Will We Move an Asteroid?

The DART spacecraft’s impact on asteroid moonlet Dimorphos is days away, so we’ll check in with Mission Coordination Lead Nancy Chabot as well as Simone Pirrotta, program manager for the LICIACube probe that will be watching the smackdown.

Pieces of Mars: How We’ll Get Them to Earth

Getting precious Mars rocks into Earthbound labs is an unprecedented challenge. We'll learn how a lander, a rocket, a big solar-powered transfer vehicle and two helicopters will take on this task.

Perseverance Perseveres: A Mars rover update from Ken Farley

The Mars 2020 rover has rolled into an ancient river delta on the Red Planet. Will we find evidence of past life there?

How Perseverance drives itself around Mars

The Perseverance rover’s chief robotics engineer takes us for a spin across Mars.

Ingenuity Mars Helicopter Project Manager MiMi Aung

The leader of the Mars Helicopter test mission celebrates her team’s success and explores the daunting challenges they overcame.

Is ‘Oumuamua a Piece of a Pluto-Like Planet? And Ingenuity’s First Flight on Mars

NASA’s Ingenuity Mars Helicopter makes a successful first flight on the Red Planet, while two researchers offer new insights on the first interstellar object discovered in our solar system.

The Perseverance Rover and a Great First Month on Mars

Perseverance rover deputy project scientists Katie Stack Morgan and Ken Williford share the latest developments from Mars’ newest robot resident.

Touchdown! The Sights and Sounds of Perseverance on Mars

Relive the most dramatic and awe-inspiring moments from NASA’s Perseverance rover landing on Mars.

Planetfest ’21: To Mars and Back Again

Author of The Martian Andy Weir and the leader of the United Arab Emirates’ successful Hope Mars orbiter mission joined other Mars all-stars at Planetfest ’21.

7 More Minutes of Terror: Perseverance Arrives at Mars

JPL engineer Gregory Villar prepares us for the perilous descent and landing of the 2020 Mars rover on February 18th.

Planetary Society All-Stars Review 2020 Space Milestones

In spite of everything, 2020 was a good year for space exploration according to five of The Planetary Society’s experts.

What Do You Need to Make Martian Oxygen? MOXIE!

Making oxygen from the Martian atmosphere will be essential if humans are ever to visit and work on the Red Planet, and the MOXIE experiment will soon show us how.

Another Ray Gun Heads for Mars. We Hear It Working.

SuperCam principal investigator Roger Wiens shares how his new and improved laser-based spectrometer will help look for past life in Jezero Crater, while its microphone lets us listen to the Red Planet.

Hope Leads the Way to Mars

Our special guests are the leaders of the Emirates Mars Mission whose Hope spacecraft is now headed for the Red Planet.

How Perseverance will Search for Life on Mars

Join the mission’s deputy project scientist as the Perseverance rover prepares to search for life on the Red Planet.

Jim Bell Sends New Eyes to Mars

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.

NASA Administrator James Bridenstine Returns

The U.S. space agency’s leader describes how NASA is responding to the pandemic crisis as it works to keep projects and missions on track.

The Next 10 Years: Continuing our Solar System Tour

Our look ahead at the near-future of solar system exploration continues with Mars, the giant outer worlds, and the smaller bodies that can be found throughout the neighborhood.

In the Clean Room With the Mars 2020 Rover

Host Mat Kaplan and Planetary Society solar system specialist Emily Lakdawalla go inside NASA’s Jet Propulsion Laboratory clean room to see the Mars 2020 rover.

Space Policy Edition: The Biggest Policy Moments of the Decade (with Marcia Smith)

As the 2010s come to a close, Marcia Smith, the founder of Space Policy Online, rejoins the show to explore the most significant and impactful space policy decisions of the 2010s.

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