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Michael Shermer with Dr. Alan Stern & Dr. David Grinspoon — Inside the Epic First Mission to Pluto
Simulation #102 Alan Stern & David Grinspoon - Chasing New Horizons
Open Space: May 14, 2018 - Guests Dr. Alan Stern and Dr. David Grinspoon and Chasing New Horizons
Stardom Interview: Alan Stern, Principal Investigator, New Horizons, Co-Author, Chasing New Horizons
Weekly Space Hangout - Mar 3, 2017: Dr. Alan Stern, Principle Investigator for NASA's New Horizons
David Grinspoon: The Emergence of Planetary Intelligence
Talk to an Astrobiologist - Dr. David Grinspoon
Michael Shermer with Dr. Andrew Shtulman — Scienceblind (Science Salon # 12)
David Grinspoon
Venus
Guest Speakers ONL Dr. David Grinspoon
Weekly Space Hangout - Apr 21, 2017: Dr. David Grinspoon
