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.

Search Planetary Radio

Passback budget breakdown: A 47% cut to NASA science

NASA's science programs face a proposed 47% budget cut. We break down what's at risk and how you can take action to help protect space exploration.

Space Policy Edition: Lies, damned lies, and space data

The space sector is data-rich but insight-poor. Jack Kuhr of Payload talks about how he turns raw numbers into real narratives.

Live from Washington, D.C.: The future of space politics

Join Sarah Al-Ahmed and Casey Dreier for a special live recording of Planetary Radio at the Johns Hopkins University Bloomberg Center in Washington, D.C., immediately following The Planetary Society’s Day of Action.

The Other Moonshot: The untold stories of Apollo’s Black engineers in Los Angeles

Joanne Higgins joins Planetary Radio to share the untold stories of Black engineers who helped make the Apollo program possible. We explore their legacy, the challenges they faced, and how their stories can inspire a more inclusive future in space.

An extinction-level event for NASA science

A reported 50% cut to NASA’s science budget threatens to shut down missions, halt new discoveries, and devastate scientific space exploration. This week, we break down the fight ahead with The Planetary Society’s space policy team and explore how grassroots advocacy can help protect the future of space science.

Near-Earth Asteroid 2024 YR4 and NASA under a new administration

Asteroid 2024 YR4 has captured global attention, but is it really a threat? Kate Howells breaks it down. Then, Casey Dreier and Jack Kiraly analyze how the new Trump administration is shaping NASA’s future.

Space Policy Edition: The Challenges of Change at NASA

Marcia Smith, founder of Space Policy Online, joins the show to discuss the motivations and risks of pursuing change at NASA - and how much change can ultimately happen with Congress holding the purse strings.

The Planetary Society’s 45th anniversary with Bill Nye

Planetary Radio kicks off The Planetary Society's 45th anniversary year with CEO, Bill Nye.

Space Policy Edition: The Myth of Presidential Leadership

We revisit a classic book on the limits of presidential power in setting the nation’s space agenda and explore how the increasingly powerful executive branch might be rewriting those expectations.

StarTalk with Bill Nye and Neil deGrasse Tyson

We take you to Planetary Society headquarters, where Neil deGrasse Tyson, host of StarTalk, interviews Planetary Society CEO Bill Nye.

What does the US election mean for NASA?

Casey Dreier, the chief of space policy at The Planetary Society, analyzes what the incoming Trump administration could mean for NASA’s funding, human spaceflight, and its Science Mission Directorate.

Space Policy Edition: NASA at a Crossroads

Norm Augustine, the distinguished aerospace industry veteran behind numerous influential studies, joins the show to discuss NASA at a Crossroads, the new report that raises alarm bells for NASA’s workforce, infrastructure, and technology capabilities.

Internships, conferences, and grad school: A space student's guide

This week, Planetary Radio offers advice for students pursuing higher education in space-related fields. From internship insights to conference strategies and grad school survival tips, we've got you covered.

Clipper’s champions: Space advocates and the fight for a mission to Europa

The Planetary Society and space advocates around the world fought to make Europa Clipper a reality. This week, we learn more about the tumultuous history of the mission with Casey Dreier, The Planetary Society’s chief of space policy.

Space Policy Edition: The space policies of a Harris Administration

Space expert Lori Garver joins the show to explore Kamala Harris’ space policy priorities, the major issues facing NASA in the next four years, and Garver’s thoughts on the evolution of Elon Musk and NASA’s increasing reliance on the commercial space industry.

Space Policy Edition: The Space Policy of a Second Trump Administration

Dr. Greg Autry, who served on Trump’s NASA transition team in 2016 and was nominated for the position of NASA CFO in 2020, joins the show to discuss the space policy issues facing a potential second Trump administration in 2025.

Space Policy Edition: Do we need a philosophy of space exploration?

Policy expert G. Ryan Faith argues for importance of communal engagement with our values and goals in space exploration. While easy answers may elude us, a careful and considered approach to this effort can help avoid common pitfalls and dead ends and ensure that future generations continue to explore space.

Possible biomarkers: Perseverance rocks the Tenth International Conference on Mars

NASA's Perseverance rover has made a groundbreaking discovery on Mars: a sample that may hold evidence of ancient microbial life. We visit the Tenth International Conference on Mars to get the details.

Victory for VERITAS

Darby Dyar, the deputy principal investigator for NASA’s VERITAS mission to Venus, returns triumphantly to Planetary Radio to share the story of how space advocates helped save this mission.

Meet Roo-ver and The Planetary Society’s new board member

Newton Campbell Jr., the director of the Australian Remote Operations for Space and Earth (AROSE) Consortium, discusses his career journey, AI in space, and Australia's first lunar rover, the Roo-ver.

12 ... 15 >