A One Way Trip To Mars

A One Way Trip to Mars? H. SARPER, Ph.D., P.E. 2/20/2010

Some Background ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

ON TO MARS! ,[object Object],[object Object],http://www.mars.tv/

James Cameron: Why Go to Mars? ,[object Object],[object Object]

There are so many reasons: ,[object Object],[object Object],[object Object],[object Object],[object Object]

Properties of Transfer Ellipse ,[object Object],[object Object],[object Object],[object Object]

Venus Fly-By Trajectory Mission Time ,[object Object],[object Object],[object Object],[object Object]

Venus Fly-By Trajectory Consequences ,[object Object],[object Object],[object Object],[object Object]

SUCCESSFUL LANDING OF A VEHICLE www.marssociety.org

The First Human Outpost on Mars www.marssociety.org

Going Back Home ! (WHY?) www.marssociety.org

Proponents of the One-Way Idea ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How do These Approaches Compare? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

What is the Advantage of a One Way Trip? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Assessment: Does it Really Save 50% or More? ,[object Object],[object Object],[object Object],[object Object],NO

Assessment: Does it Really Significantly Reduce Risk? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Probably not

Risk Assessment ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Why Would Anyone Propose This? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],“ Two-thirds of the Earth are covered with water, the other one-third is covered with launch vehicle studies.” - Bob Sackheim

And Now For Something Completely Different

Alternative Architecture to Break Down the Barriers ,[object Object],[object Object],[object Object],[object Object],[object Object]

Why Hasn’t Anyone Ever Thought of This? ,[object Object],Russian – Aelita, 1970’s US – Disney film, 1957 US – JPL Study 1991

Implications for Mission Design ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

A 1988 Study Framework ,[object Object],[object Object],[object Object]

IMLEO Comparisons – 1988 Study

Why Do We Keep Building Launchers to Lift Propellant? ,[object Object],[object Object],[object Object],[object Object],[object Object]

Mission Architecture ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Mission Architecture, continued ,[object Object]

Mission Architecture, concluded ,[object Object]

Concept of Operations ,[object Object],[object Object],[object Object],[object Object],[object Object]

Comparison of Figures of Merit ,[object Object],[object Object],[object Object],[object Object],[object Object]

Critical Technology ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Technology Roadmap 2010 2012 2014 2016 2018 2020 2022 2024 Nuclear Reactor Development Hall Thruster Scale-up to 150 kW Lunar Tug Demonstrator ISRU Technology Development ISRU Lunar Demo Nuclear Reactor Lunar Demo Nuclear Thermal Rocket Development Mars Cargo Tug Integration Propellant Storage & Transfer Development Orbital Propellant Depot Demo

Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object]

Visions of the Future, Still Pat Rawlings Images from: AAS, The NASA Mars Conference, 1986

New York Times Says Set the Course for Mars ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

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A One Way Trip To Mars

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A One Way Trip To Mars