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Opening New Horizons with the L4 Mission: Vision and Plan KCI 등재 SCOPUS

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천문학회지 (Journal of The Korean Astronomical Society)
한국천문학회 (Korean Astronomical Society)
초록

The Sun-Earth Lagrange point L4 is considered as one of the unique places where the solar activity and heliospheric environment can be observed in a continuous and comprehensive manner. The L4 mission affords a clear and wide-angle view of the Sun-Earth line for the study of the Sun-Earth and Sun-Moon connections from he perspective of remote-sensing observations. In-situ measurements of the solar radiation, solar wind, and heliospheric magnetic field are critical components necessary for monitoring and forecasting the radiation environment as it relates to the issue of safe human exploration of the Moon and Mars. A dust detector on the ram side of the spacecraft allows for an unprecedented detection of local dust and its interactions with the heliosphere. The purpose of the present paper is to emphasize the importance of L4 observations as well as to outline a strategy for the planned L4 mission with remote and in-situ payloads onboard a Korean spacecraft. It is expected that the Korean L4 mission can significantly contribute to improving the space weather forecasting capability by enhancing the understanding of heliosphere through comprehensive and coordinated observations of the heliosphere at multi-points with other existing or planned L1 and L5 missions.

목차
Introduction
Advantages of L4 Mission for Solar Physics and Space Weather
Instruments
    Remote Observations
    In-Situ Observations
Mission Design
    Transfer Trajectory Options
    Telecommunications for the L4 Mission
    Spacecraft
Summary and Discussion
Acknowledgments
References
저자
  • Kyung-Suk Cho(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea, Department of Astronomy and Space Science, University of Science and Technology, Daejeon 34113, Republic of Korea) Corresponding author
  • Junga Hwang(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea, Department of Astronomy and Space Science, University of Science and Technology, Daejeon 34113, Republic of Korea)
  • Jeong-Yeol Han(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea, Department of Astronomy and Space Science, University of Science and Technology, Daejeon 34113, Republic of Korea)
  • Seong-Hwan Choi(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Sung-Hong Park(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Eun-Kyung Lim(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Rok-Soon Kim(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Jungjoon Seough(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Jong-Dae Sohn(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Donguk Song(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea, National Astronomical Observatory of Japan, Tokyo 181-8588, Japan)
  • Jae-Young Kwak(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea, Department of Astronomy and Space Science, University of Science and Technology, Daejeon 34113, Republic of Korea)
  • Yukinaga Miyashita(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea, Department of Astronomy and Space Science, University of Science and Technology, Daejeon 34113, Republic of Korea)
  • Ji-Hye Baek(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Jaejin Lee(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea)
  • Jinsung Lee(Korea Advance Institute of Science and Technology, Daejeon 34141, Republic of Korea)
  • Kwangsun Ryu(Satellite Technology Research Center, Korea Advance Institute of Science and Technology, Daejeon 34141, Republic of Korea)
  • Jongho Seon(Astronomy and Space Science, Kyung-Hee University, Yongin 17104, Republic of Korea)
  • Ho Jin(Astronomy and Space Science, Kyung-Hee University, Yongin 17104, Republic of Korea)
  • Sung-Jun Ye(Seoul National University, Seoul 08826, Republic of Korea)
  • Yong-Jae Moon(School of Space Research, Kyung-Hee University, Yongin 17104, Republic of Korea)
  • Dae-Young Lee(Department of Astronomy and Space Science, Chungbuk National University, Chungbuk 28644, Republic of Korea)
  • Peter H. Yoon(University of Maryland, College Park, Maryland 20742, USA)
  • Thiem Hoang(Korea Astronomy and Space Science Institute, Daejeon 34055, Republic of Korea, Department of Astronomy and Space Science, University of Science and Technology, Daejeon 34113, Republic of Korea)
  • Veerle Sterken(ETH Z¨urich, Z¨urich 8092, Switzerland)
  • Bhuwan Joshi(Udaipur Solar Observatory, Physical Research Laboratory, Udaipur 313001, India)
  • Chang-Han Lee(Korea Aerospace Industry, Sacheon 52529, Republic of Korea)
  • Jongjin Jang(Korea Aerospace Industry, Sacheon 52529, Republic of Korea)
  • Jae-Hwee Doh(Korea Aerospace Industry, Sacheon 52529, Republic of Korea)
  • Hwayeong Kim(Korea Aerospace Industry, Sacheon 52529, Republic of Korea)
  • Hyeon-Jeong Park(Korea Aerospace Industry, Sacheon 52529, Republic of Korea)
  • Natchimuthuk Gopalswamy(NASA Goddard Space Flight Center, Greenbelt, MD 20771, USA)
  • Talaat Elsayed(NOAA Satellite and Information Service, Silver Spring, MD 20910, USA)
  • John Lee(Independent Senior Adviser, Liberty Hill, TX 78642, USA)