AAS National Conference 2008: Kohtaro Matsumoto


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Exploration – One Year On

19 November 2008, Pasadena California

Session 6: Exploration – One Year On

19 November 2008, Pasadena California


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AAS National Conference 2008: Kohtaro Matsumoto

  1. 1. Japan’s Lunar Exploration Program for Next 20 years Nov 19, 2008 Kohtaro Matsumoto Research and Development Office Manager JAXA Space Exploration Center (JSPEC) <ul><li>Status of Lunar Exploration </li></ul><ul><li>Roadmap for Lunar Exploration </li></ul><ul><li>Asteroid Sample Return </li></ul><ul><li>JTF for Human lunar Exploration </li></ul><ul><li>International collaboration </li></ul>
  2. 2. SAC Lunar Exploration WG for LTP <ul><ul><li>SAC (Space Activities Commission) revised its LTP (Long Term Programs of Space Activities) </li></ul></ul><ul><ul><ul><li>Long-term strategy for next decade </li></ul></ul></ul><ul><ul><ul><li>JAXA’s new five-year plan from April 2008 </li></ul></ul></ul><ul><ul><li>LEWG (Lunar Exploration Working Group) for LTP in Sept. 2007 </li></ul></ul><ul><ul><ul><li>In addition to the Space Science WG </li></ul></ul></ul><ul><ul><li>LEWG strategy report for lunar exploration in Nov. 2007 </li></ul></ul><ul><ul><li>LTP report including LEWG report, in Feb. 2008 </li></ul></ul>
  3. 3. LTP : Japan’s Long Term Programs of Space Activities <ul><li>Lunar & Planetary Exploration in New LTP, Feb.2008   Shall conduct it actively and boldly </li></ul><ul><ul><li>for </li></ul></ul><ul><ul><ul><li>Acquisition of new knowledge </li></ul></ul></ul><ul><ul><ul><li>Expansion of our frontier </li></ul></ul></ul><ul><ul><li>balance in </li></ul></ul><ul><ul><ul><li>International Cooperation mechanism </li></ul></ul></ul><ul><ul><ul><li>Autonomous activities </li></ul></ul></ul><ul><ul><li>Present Focus on </li></ul></ul><ul><ul><ul><li>unmanned (robotic) lunar exploration </li></ul></ul></ul><ul><ul><li>For Human Exploration </li></ul></ul><ul><ul><ul><li>Examine necessity in international cooperation </li></ul></ul></ul><ul><ul><ul><li>Set forth R&D for autonomous human exploration </li></ul></ul></ul>
  4. 4. Japan’s Lunar Exploration Roadmap SELENE-X Advanced Japanese Astronaut on the Moon Int’l Human Lunar Exploration 2021 - 2025 2026 - 2030 Autonomous Human Lunar Exploration JEM HTV ISS 2016 - 2020 2011 - 2015 - 2010 SELENE KAGUYA SELENE-2 Lander orbitor Series Lander Human Lunar Exploration System Development Political Decision Technology Demo by SELENEs, JEM , and HTVs
  5. 5. KAGUYA as the 1st step of robotic precursor <ul><li>Launched Sep. 14, 2007 </li></ul><ul><li>Objectives </li></ul><ul><ul><li>Science for lunar origin and evolution </li></ul></ul><ul><ul><li>Tech. development for the future lunar exploration </li></ul></ul><ul><li>Main Orbitor (100km) + 2 small (Relay & VRAD) </li></ul><ul><li>Major Outputs </li></ul><ul><ul><li>1 st HDTV, Rising Earth, 3D lunar pictures   </li></ul></ul><ul><ul><li>“ Science” with 13 scientific sensors </li></ul></ul>
  6. 6. Recent Release: Apollo 15 Landing Traces & Tycho 3D movie photo by Apollo-15 lander. Synthesized 3D KAGUYA image 3D viewing of Tycho Crater
  7. 7. SELENE-2 as the next step of robotic precursor <ul><li>Landing area : Quasi- eternal sun-light area in polar region </li></ul><ul><li>or some other locations </li></ul><ul><li>Mission life : One month at least . </li></ul><ul><li>Phase-A will be completed </li></ul><ul><li>Infrastructure for Exploration </li></ul><ul><ul><li>Landing </li></ul></ul><ul><ul><li>Rover </li></ul></ul><ul><li>Lunar Science & Technology </li></ul><ul><ul><li>Origin and evolution of Moon </li></ul></ul><ul><ul><li>Moon night survival without RTG </li></ul></ul><ul><li>Environmental study for future utilization </li></ul><ul><li>Int. collaboration and cooperation </li></ul><ul><li>Launch: H-2A @ 2010s’ </li></ul><ul><ul><li>1000kg (Dry) 200-400kg Payload </li></ul></ul>Lander Rover Relay Sat. Landing Gear Engine Solar Paddle Driving Mech. Arm RCS Antenna
  8. 8. “ HAYABUSA” Challenge to Asteroid Sample Return Launch Mass : 510kg Dry Mass : 367kg Launcher : M-V Launched : 2003.5.9 Size : 535x294x209m Weight: 3.51x10 10 kg
  9. 9. Hayabusa Overview <ul><li>E </li></ul><ul><li>a </li></ul><ul><li>r </li></ul><ul><li>t </li></ul><ul><li>h </li></ul><ul><li>S </li></ul><ul><li>u </li></ul><ul><li>n </li></ul><ul><li>L </li></ul><ul><li>a </li></ul><ul><li>u </li></ul><ul><li>n </li></ul><ul><li>c </li></ul><ul><li>h </li></ul><ul><li>b </li></ul><ul><li>y </li></ul><ul><li>M </li></ul><ul><li>5 </li></ul><ul><li>R </li></ul><ul><li>o </li></ul><ul><li>c </li></ul><ul><li>k </li></ul><ul><li>e </li></ul><ul><li>t </li></ul><ul><li>i </li></ul><ul><li>n </li></ul><ul><li>2 </li></ul><ul><li>0 </li></ul><ul><li>0 </li></ul><ul><li>2 </li></ul><ul><li>A </li></ul><ul><li>p </li></ul><ul><li>p </li></ul><ul><li>r </li></ul><ul><li>o </li></ul><ul><li>a </li></ul><ul><li>c </li></ul><ul><li>h </li></ul><ul><li>b </li></ul><ul><li>y </li></ul><ul><li>B </li></ul><ul><li>i </li></ul><ul><li>- </li></ul><ul><li>p </li></ul><ul><li>r </li></ul><ul><li>o </li></ul><ul><li>p </li></ul><ul><li>e </li></ul><ul><li>l </li></ul><ul><li>l </li></ul><ul><li>a </li></ul><ul><li>n </li></ul><ul><li>t </li></ul><ul><li>T </li></ul><ul><li>h </li></ul><ul><li>r </li></ul><ul><li>u </li></ul><ul><li>s </li></ul><ul><li>t </li></ul><ul><li>e </li></ul><ul><li>r </li></ul><ul><li>s </li></ul><ul><li>i </li></ul><ul><li>n </li></ul><ul><li>2 </li></ul><ul><li>0 </li></ul><ul><li>0 </li></ul><ul><li>4 </li></ul><ul><li>C </li></ul><ul><li>r </li></ul><ul><li>u </li></ul><ul><li>s </li></ul><ul><li>i </li></ul><ul><li>n </li></ul><ul><li>g </li></ul><ul><li>b </li></ul><ul><li>y </li></ul><ul><li>I </li></ul><ul><li>o </li></ul><ul><li>n </li></ul><ul><li>T </li></ul><ul><li>h </li></ul><ul><li>r </li></ul><ul><li>u </li></ul><ul><li>s </li></ul><ul><li>t </li></ul><ul><li>e </li></ul><ul><li>r </li></ul>Launch May ‘03 Low Thrust + Earth Swingby in May, ‘04 Rendezvous Aug, ‘05 Touch-down & Sampling ‘05 Asteroid Itokawa Return Cruise Ion Engine Reentry for Recovery ‘07 Five Key Technology demonstrated : 1. Interplanetary Cruise via Ion Engines as Primary Propulsion 2. Optical Autonomous Navigation and Guidance 3. Sample Collection from Asteroid Surface under Micro Gravity 4. Direct Reentry for Sample Recovery from Interplanetary Orbit 5. Combination of Low Thrust and Gravity Assist
  10. 10. Human Lunar Exploration : JTF (1) <ul><ul><li>JTF (Joint Task Force) </li></ul></ul><ul><ul><ul><li>for human lunar exploration by international cooperation , </li></ul></ul></ul><ul><ul><li>Objective: </li></ul></ul><ul><ul><ul><li>Survey of human lunar exploration mission </li></ul></ul></ul><ul><ul><ul><li>Study of options for the human lunar exploration architecture </li></ul></ul></ul><ul><ul><li>JTF engineers from 3 directorates </li></ul></ul><ul><ul><ul><li>JSPEC </li></ul></ul></ul><ul><ul><ul><li>Human Space Systems and Utilization Mission Directorate (ISS) </li></ul></ul></ul><ul><ul><ul><li>Space Transportation Mission Directorate </li></ul></ul></ul><ul><li>Current Status: </li></ul><ul><ul><li>2 nd cycle of internal architecture & mission study by the next ISECG (Mar. 2009) </li></ul></ul><ul><ul><li>International architecture study multilaterally and bilaterally. </li></ul></ul><ul><ul><ul><li>Multilateral coordination at ISWG of ISECG </li></ul></ul></ul><ul><ul><ul><li>Bilateral study with ESA </li></ul></ul></ul>
  11. 11. Human Lunar Exploration : JTF (2) HTV will be launched soon. <ul><li>Lessons learned from ISS </li></ul><ul><ul><li>Quick achievements for sustainable political and public support. </li></ul></ul><ul><ul><li>Robustness of transportation (crew and cargo) for risk mitigation </li></ul></ul><ul><ul><li>Appropriate interdependency for program stability. </li></ul></ul><ul><ul><li>Clearly defined mission requirements in the beginning of the study </li></ul></ul>
  12. 12. JAXA’s strategy for human lunar exploration <ul><li>as Human space program </li></ul><ul><ul><li>To evolve partnership reached wthrough ISS program, and participate in the next international program continuously. </li></ul></ul><ul><li>as International human lunar exploration </li></ul><ul><ul><li>To participate in the study and coordination, and evolve to actual Japanese participation . </li></ul></ul><ul><li>for Human transportation </li></ul><ul><ul><li>To acquire and improve the autonomous capability step by step by international cooperation. </li></ul></ul><ul><li>for Technology & life science for human lunar exploration </li></ul><ul><ul><li>To utilize “Kibo”, HTV, SELENE series and/or other robotic exploration mission </li></ul></ul>
  13. 13. ISECG International Space Exploration Coordination Group <ul><ul><li>Started from Nov. 2007 based on the GES </li></ul></ul><ul><ul><ul><li>12 space agencies, today (to 14 agencies) </li></ul></ul></ul><ul><ul><ul><li>History </li></ul></ul></ul><ul><ul><ul><ul><li>#1 at Berlin, Nov. 2007 </li></ul></ul></ul></ul><ul><ul><ul><ul><li>#2 at Montreal, Jul. 2008 </li></ul></ul></ul></ul><ul><ul><ul><ul><li>#3 at Tokyo, Mar. 2009 </li></ul></ul></ul></ul><ul><ul><li>For long term international cooperation and coordination </li></ul></ul><ul><ul><li>To Realize efficient and effective space exploration </li></ul></ul><ul><ul><ul><li>common standards, interface, coordinated activities </li></ul></ul></ul><ul><li>JAXA will work for </li></ul><ul><ul><li>Participating role & Leading role in some subject, </li></ul></ul><ul><ul><ul><li>data archive and coordination mechanism study </li></ul></ul></ul>
  14. 14. <ul><li>JAXA will collaborate internationally </li></ul><ul><ul><li>in SELENE-follow-on missions </li></ul></ul><ul><ul><li>and in human lunar exploration. </li></ul></ul>