CORNELL ASTRO 202 - Lecture 27: The Future of Space Exploration

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Lecture 27: The Future of Space ExplorationAstro 202; Spring 2008Profs. Jim Bell, Don CampbellBut first...Please complete the online course evaluation form for Astro 202:http://eval.arts.cornell.edu/eval.cfmPoster session is this Thursday May 1That’s your final exam!No extensions!Be Ready!Any questions about preparing your posters?Here’s what will happen Thursday...CNN Video ClipSpace & Presidential Politicshttp://www.cnn.com/video/?/video/politics/2008/04/26/foreman.space.race.candidates.cnnOutline: The Future of Space Exploration•Looking back: 50 Years Since Sputnik•A quick overview of Astro 202...•What might we achieve in space in the next 50 years?•What must happen to bring that about?October 4, 1957...May 25, 1961“We choose to go to the Moon in this decade and do the other things, not because they are easy, but because they are hard, because that goal will serve to organize and measure the best of our energies and skills, because that challenge is one that we are willing to accept, one we are unwilling to postpone, and one in which we intend to win." - John F. Kennedy Sept. 12, 1962July 21, 1969Let’s Review Astro 202... in 10 minutes!The last 50 years have also seen equally stunning achievements in the robotic exploration of space...Mercury Venus Earthhttp://www.globalwarmingart.com/wiki/ MarsSpirit rover exploring“Home Plate”Exploring “Home Plate”Today: Sol 1536Yellowstone National Park??MRO/HiRISENASA/JPL/U. ArizonaVictoriaCrater200 mEnduranceVictoria!Erebus“Purgatory” sand trapEagleBeagle200 mMRO/HiRISENASA/JPL/U. ArizonaArrived:September2006Alcove PanoramaCrater Panorama?VictoriaCraterCape St. MaryCape VerdeCabo FrioDuckBayBottomless Bay(Bahia sin Fondo)Bay of ToilBahia BlancaCape DesireCabo AnominoCabo CorrientesCape of Good HopeGolfoSan MatiasValleywithoutPeril(Cape St. Vincent)Rover todayOpportunity rover descendinginto Victoria CraterPhoenix landing set to arrive near theMartian north pole on graduation day! Mars Science Laboratory rover preparing to launch to Mars next year, landing in 2010Asteroids CometsTempel-1 Jupiter Io Europa Saturn Titan EnceladusUranus Neptune Pluto & BeyondIs Pluto a Planet?New Horizons flyby in 2015 & the Sun! & now >200 more planets around other stars! & who knows where life might be found among all these worlds...To call humanity’s first 50 years of space exploration a “golden age” would be an understatement...We have essentially completed the reconnaissance of the solar system...“Flyby, Orbit, Land, Rove, & Return”The Future...•Probably the only prediction about the future that anyone should believe is that the prediction will be wrong. And perhaps dramatically so.•Still, with appropriate caveats, it’s fun to speculate...What We Need to Know to Predict the Future of Space Exploration•Can anyone make money off it?•How much will it cost?•Will anyone care?NASA Budget, First 50 Years, Thousands of FY2000$M. Griffin, Aviation Week & Space Tech., March 2007Average: $14.2BApolloPost-Apolloaerospace depressionChallengerreplacementMercury, Gemini, Apollo10 x “Historical” NASA Average“NASA could carry out a complete Apollo-scale effort every 15 years between the present day and the 100th anniversary of Sputnik. “– Michael Griffin,NASA AdministratorNASA’s Budget, Ten Years at a Time...M. Griffin, Aviation Week & Space Tech., March 2007Post-Apollodepressionsince then<--- The Future?? --->“Flyby, Orbit, Land, Rove, & Return”What We Need to Know to Predict the Future of Space Exploration•Can anyone make money off it?•How much will it cost?•Will anyone care?Inspiration Knowledge Education Are those enough?Why do we explore space?“I like IKE”•Our society today seems to need more than just those intangibles•People care about, and can be motivated by, specifics like:•Climate Change•Planetary Protection•Extraterrestrial Life•Active Participation in the process•NASA must find a way to energize a new generation of explorersNext time...Poster session! Thursday May 1!Bring your poster to class!That’s your final exam!No extensions! Don’t forget!Please complete the online course evaluation form for Astro


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CORNELL ASTRO 202 - Lecture 27: The Future of Space Exploration

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