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Unobtainium Podcast

Unobtainium Podcast

What’s our plan for a planet-killer comet? The facts about NASA’s Planetary Defense (Kinetic Impactors vs Armageddon Nukes) and more in Adam McKay’s film "Don’t Look Up."

Aug 4, 2026 · 28m

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Episode Description How do long-period comets (like Comet NEOWISE) actually move, how NASA’s real-life Planetary Defense Coordination Office operates, and whether kinetic impactors (like the DART mission) or nuclear explosives could divert a planet-killing object? They also dive into why the film serves as a sharp allegory for climate change, pandemic responses, corporate greed, and the politicization of science. Full Summary Amy Mainzer (UCLA astrophysicist and science advisor on Don't Look Up ) and Adam Sigel (Hollywood writer/producer) welcome writer/director Adam McKay to discuss balancing scientific accuracy with storytelling, and why making Don't Look Up required close collaboration…