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The formation of terrestrial planets in extrasolar systems

Research Project

Project/Area Number 18740281
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Solid earth and planetary physics
Research InstitutionTokyo Institute of Technology

Principal Investigator

NAGASAWA Makiko  Tokyo Institute of Technology, グローバルエッジ研究院, テニュア・トラック助教 (00419847)

Project Period (FY) 2006 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥2,710,000 (Direct Cost: ¥2,500,000、Indirect Cost: ¥210,000)
Fiscal Year 2008: ¥910,000 (Direct Cost: ¥700,000、Indirect Cost: ¥210,000)
Fiscal Year 2007: ¥700,000 (Direct Cost: ¥700,000)
Fiscal Year 2006: ¥1,100,000 (Direct Cost: ¥1,100,000)
Keywords惑星起源・進化 / 理論天文学 / 惑星起源進化
Research Abstract

いろいろな原始惑星系円盤において形成された原始惑星を対象に, 木星型惑星の摂動のもとでガス円盤が散逸する場合に, どのような地球型惑星が形成されるかを数値計算した. また, 太陽系外で多く見つかっている短周期の惑星は, 惑星散乱が起きる場合に生じる古在機構と中心星との潮汐相互作用によって説明できることを示した.

Report

(4 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • 2006 Annual Research Report
  • Research Products

    (27 results)

All 2008 2007 2006

All Journal Article (12 results) (of which Peer Reviewed: 9 results) Presentation (15 results)

  • [Journal Article] 永年共鳴と惑星系の進化2008

    • Author(s)
      長沢真樹子
    • Journal Title

      日本惑星科学会誌遊星人 18巻

      Pages: 223-231

    • NAID

      110007008963

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Formation of hot planets by a combination of planet scattering, tidal circularization and Kozai mechanism2008

    • Author(s)
      Makiko Nagasawa, Shigeru Ida, Taisuke Bessho
    • Journal Title

      The Astrophysical Journal 678

      Pages: 498-508

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] The formation of close-in planets by the slingshot model2008

    • Author(s)
      Makiko Nagasawa, Shigeru Ida, Taisuke Bessho
    • Journal Title

      Proceedings of IAU Symposium 249, Exoplanet : Detection, Formation and Dynamics

      Pages: 279-284

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Dynamical Shakeup of Planetary Systems II. N-Body Simulations of Solar System Terrestrial Planet Formation Induced by Secular Resonance Sweeping2008

    • Author(s)
      Edward Thommes, Makiko Nagasawa, D. N. C. Lin
    • Journal Title

      The Astrophysical Journal 676

      Pages: 728-739

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] Formation of hot planets by a combination of planet scattering, tidalcircularization and Kozai mechanism2008

    • Author(s)
      Makiko Nagasawa, Shigeru Ida, Taisuke Bessho
    • Journal Title

      The Astrophysical Journal 678

      Pages: 498-508

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 永年共鳴と惑星系の進化2008

    • Author(s)
      長沢真樹子
    • Journal Title

      日本惑星科学会誌遊・星・人 18

      Pages: 223-231

    • NAID

      110007008963

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] The formation of close-in planets by the slingshot model2008

    • Author(s)
      Makiko Nagasawa, Shigeru Ida, Taisuke Bessho
    • Journal Title

      Proceedings of IAU Symposium 249 : Exoplanet : Detection, Formation and Dynamics

      Pages: 279-284

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Dynamical Shakeup of Planetary Systems II. N-Body Simulations of Solar System Terrestrial Planet Formation Induced by Secular Resonance Sweeping2008

    • Author(s)
      E. Thommes, M. Nagasawa, D.N.C. Lin
    • Journal Title

      The Astrophysical Journal 676・1

      Pages: 728-739

    • Related Report
      2007 Annual Research Report
    • Peer Reviewed
  • [Journal Article] 星にめがけて惑星を撃て!2008

    • Author(s)
      長沢 真樹子
    • Journal Title

      月刊星ナビ(解説記事) 86・1

      Pages: 55-55

    • Related Report
      2007 Annual Research Report
  • [Journal Article] The Diverse Origins of Terrestrial-Planet Systems2007

    • Author(s)
      Makiko Nagasawa, E. W. Thommes, S. J. Kenyon, B. C. Bromley, D. N. C. Lin
    • Journal Title

      Protostars and Planets V V

      Pages: 639-654

    • Related Report
      2008 Final Research Report
    • Peer Reviewed
  • [Journal Article] The Diverse Origins of Terrestrial-Planet Systems2007

    • Author(s)
      M.Nagasawa, E.W.Thommes, S.J.Kenyon, B.C.Bromley, D.N.C.Lin
    • Journal Title

      Protostars and Planets V V

      Pages: 639-654

    • Related Report
      2006 Annual Research Report
  • [Journal Article] 複数惑星系を狙え!2006

    • Author(s)
      長沢真樹子
    • Journal Title

      月刊星ナビ(査読なし解説記事) 67・6

      Pages: 88-88

    • Related Report
      2006 Annual Research Report
  • [Presentation] 惑星散乱と潮汐力による高離心率の短周期惑星の形成2008

    • Author(s)
      長沢真樹子
    • Organizer
      日本惑星科学会2008年秋季講演会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-11-03
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 円盤散逸と永年共鳴2008

    • Author(s)
      長沢真樹子
    • Organizer
      日本惑星科学会2008年秋季講演会
    • Place of Presentation
      九州大学
    • Year and Date
      2008-11-02
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 惑星散乱による高離心率ホットジュピターの形成2008

    • Author(s)
      長沢真樹子
    • Organizer
      日本天文学会2008年秋季年会
    • Place of Presentation
      岡山理科大学
    • Year and Date
      2008-09-12
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] 惑星散乱による高離心率短周期高離心率の系外惑星の形成2008

    • Author(s)
      長沢真樹子
    • Organizer
      日本地球惑星科学連合2008年大会
    • Place of Presentation
      幕張メッセ国際会議場
    • Year and Date
      2008-05-28
    • Related Report
      2008 Final Research Report
  • [Presentation] 惑星散乱による高離心率短周期高離心率の系外惑星の形成2008

    • Author(s)
      長沢真樹子
    • Organizer
      日本地球惑星科学連合2008年大会
    • Place of Presentation
      幕張メッセ
    • Year and Date
      2008-05-28
    • Related Report
      2008 Annual Research Report
  • [Presentation] The formation of close-in planets through a coupling effect of planet scattering and tidal circularization2008

    • Author(s)
      Makiko Nagasawa, Shigeru Ida
    • Organizer
      EGU General Assembly 2008
    • Place of Presentation
      Vienna, Austria
    • Year and Date
      2008-04-17
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] The formation of close-in planets by the slingshot model2007

    • Author(s)
      Makiko Nagasawa, Shigeru Ida, Taisuke Bessho
    • Organizer
      The International Astronomical Union, IAU249
    • Place of Presentation
      中国蘇州大学
    • Year and Date
      2007-10-26
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] ジャンピングジュピターモデルによる短周期惑星形成2007

    • Author(s)
      長沢真樹子, 井田 茂, 別所 泰輔
    • Organizer
      日本天文学会2007年秋季年会
    • Place of Presentation
      岐阜大学
    • Year and Date
      2007-09-28
    • Related Report
      2008 Final Research Report
  • [Presentation] ジャンピングジュピターモデルによる短周期惑星形成2007

    • Author(s)
      長沢真樹子, 井田 茂, 別所 泰輔
    • Organizer
      日本天文学会 2007年秋季年会
    • Place of Presentation
      岐阜大学
    • Year and Date
      2007-09-28
    • Related Report
      2007 Annual Research Report
  • [Presentation] ホットジュピターの軌道起源 : スリングショットモデル2007

    • Author(s)
      長沢真樹子, 井田 茂, 別所 泰輔
    • Organizer
      日本惑星科学秋季講演会
    • Place of Presentation
      高知大学
    • Year and Date
      2007-09-26
    • Related Report
      2008 Final Research Report
  • [Presentation] ホットジュピターの軌道起源:スリングショットモデル2007

    • Author(s)
      長沢真樹子, 井田 茂, 別所 泰輔
    • Organizer
      日本惑星科学会 秋季講演会
    • Place of Presentation
      高知大学
    • Year and Date
      2007-09-26
    • Related Report
      2007 Annual Research Report
  • [Presentation] The origin of the short-period planets: the Jumping Jupiter model with tidal circularization2007

    • Author(s)
      Makiko Nagasawa, Shigeru Ida, Taisuke Bessho
    • Organizer
      Extreme Solar Systems
    • Place of Presentation
      Santorini, Greece
    • Related Report
      2008 Final Research Report
  • [Presentation] Runaway Growth in a Binary System2006

    • Author(s)
      Makiko Nagasawa, Eiichiro Kokubo, Jack Lissauer
    • Organizer
      The Third Workshop on Development of Extra-solar Planetary Science
    • Place of Presentation
      東京大学
    • Year and Date
      2006-12-11
    • Related Report
      2008 Final Research Report
  • [Presentation] 複数惑星系の短周期惑星の力学進化2006

    • Author(s)
      長沢真樹子, 小久保英一郎
    • Organizer
      日本惑星科学会秋季講演会
    • Place of Presentation
      神戸
    • Year and Date
      2006-10-19
    • Related Report
      2008 Final Research Report
  • [Presentation] 短周期太陽系外惑星の軌道進化2006

    • Author(s)
      長沢真樹子, D. N. C. Lin, 小久保英一郎
    • Organizer
      日本天文学会2006年秋季年会
    • Place of Presentation
      九州国際大学
    • Year and Date
      2006-09-21
    • Related Report
      2008 Final Research Report

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Published: 2006-04-01   Modified: 2016-04-21  

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