David Grinspoon
David Grinspoon, American astronomer.
David Grinspoon has been a guest on StarTalk Radio across 12 episodes, most recently in February 2026. Each show is judged on its own.
Appearances
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StarTalk RadioReturn to Venus with David Grinspoon · Feb 2026
Revisiting the Drake Equation with David Grinspoon · Sep 2024
Cosmic Queries – Silicon Aliens with David Grinspoon · Jan 2023
Cosmic Queries – Life on Venus · Sep 2020
Live at Awesome Con – To Mars and Beyond · Feb 2020
Extraterrestrial Mashup · Dec 2017
Calling ET, with Dr. FunkySpoon – StarTalk All-Stars · Oct 2016
Visualizing Our Universe, with Dr. FunkySpoon – StarTalk All-Stars · Aug 2016
and 4 earlier episodes
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