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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Space science and the Artemis Accords: Highlights from the 2025 H2M2 Summit

Highlights from the 2025 Humans to the Moon and Mars Summit explore why space science is a vital national interest for the United States and how the Artemis Accords are shaping international collaboration in deep space.

International integration: The path from the Moon to Mars

We share a conversation from the Humans to Mars Summit about integrating NASA and its partners as humanity looks to build a permanent and sustainable human presence on Mars.