Cassini Mission to Saturn, and Carolyn Porco • Presentation to Atheist Friends in Wonderment • June 21, 2016 • By Joyce Arthur

• Based on presentation given by Carolyn Porco, NASA scientist: • INR5 - “Imagine No Religion 5” conference, June 5-7, 2015, Vancouver • “The Cassini Mission to Saturn”

June 21, 2015 1

INR5 Speaker Lineup

• Richard Dawkins – evolutionary biologist, author, public atheist (UK) • Lawrence Krauss – theoretical physicist and cosmologist (Arizona) • Jerry Coyne – professor of biology, author (Chicago) • Carolyn Porco – planetary scientist (JPL, California) • Maryam Namazie – Iranian-born human rights activist and secularist (U.S.) • Harriet Hall – medical doctor, critic of alternative medicine (Puyallup, Washington) • Peter Boghossian – philosopher, logician (Portland) • Robert Price – theologian, Biblical critic, author (North Carolina) • Faisal Saeed al Mutar – Iraqi born writer, public speaker, human rights activist (Washington DC) • Ian Mitchell – emergency room doctor, substance abuse specialist (Kamloops) • Vyckie Garrison – former Quiverfull adherent, author (Nebraska) • Christopher Dicarlo – philosopher, atheist (Guelph) • Seth Andrews – host of “The Thinking Atheist” (Oklahoma) - “Unholy Trinity” • – host of “The Atheist Experience” (Austin, Texas) - “Unholy Trinity” • – atheist vlogger and activist (Texas) - “Unholy Trinity” 3 Saturn and the Cassini Mission

Head of Imaging Team: Carolyn Porco At Palomar Observatory as a graduate student Carolyn Porco in 2013

June 21, 2015 5 June 21, 2015 6 June 21, 2015 7 June 21, 2015 8 View from Huygens Probe during descent to Titan

June 21, 2015 9 June 21, 2015 10 River Channel on Titan

June 21, 2015 11 Enceladus

June 21, 2015 12 June 21, 2015 13 June 21, 2015 14 June 21, 2015 15 “I invite you to imagine the day when we might journey to the Saturnian system and visit the Enceladus Interplanetary Geyser Park – just because we can.” June 21, 2015 16 17 June 21, 2015 18 June 21, 2015 19 Saturn’s North Pole ←

South Pole →

June 21, 2015 20 Eugene Shoemaker (American geologist and pioneer in Porco and Carl Sagan planetary science) June 21, 2015 21 June 21, 2015 22 June 21, 2015 23 June 21, 2015 24 June 21, 2015 25 June 21, 2015 26 June 21, 2015 27