Research field (2)：
Astronomy
, Solid earth science
Research keywords (5)：
formation of planetary systems
, Oort Cloud
, small solar system bodies
, orbital dynamics
, celestial mechanics
Research theme for competitive and other funds (7)：
2020 - 2023 Orbital evolution of Centaurs and transport of materials in the Solar system
2018 - 2021 Observational and numerical studies that connect the physical and dynamical evolution of near-Earth asteroids
2016 - 2019 Detection Technology for Extremely Fast Near-Earth Objects
2013 - 2017 Observational and numerical studies of the dynamical origin of near-Earth asteroids
2011 - 2016 Evolution of Mainbelt Asteroids into Irregular Satellites
2006 - 2008 惑星形成と多様な銀河環境を考慮した彗星雲の起源と進化についての研究
2003 - 2005 恒星を取り囲む彗星雲の起源と進化についての研究
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Papers (32)：
Takashi Ito, Arika Higuchi. An estimate of resident time of the Oort Cloud new comets in planetary region. Planetary and Space Science. 2024. 253. 105984-105984
Marc Fouchard, Arika Higuchi, Takashi Ito. What long-period comets tell us about the Oort Cloud. Astronomy & Astrophysics. 2023. 676. A104-A104
Toshihiko Kadono, Ayako I. Suzuki, Ryo Suetsugu, Ryusei Maeda, Tatsuya Watanabe, Nina Miyaji, Ayaka Murayama, Fumi Yoshida, Arika Higuchi, Yuri Shimaki, et al. Observation of Vertically Ejected Plumes Generated by the Impact of Hollow Projectiles at Various Velocities. The Planetary Science Journal. 2023
Hirotomo Noda, Hiroki Senshu, Toshimichi Otsubo, Hiroshi Takeuchi, Clément Courde, Hiroo Kunimori, Christopher Moore, Ulrich Schreiber, Naoko Ogawa, Takanao Saiki, et al. Title: Demonstration of deep-space synchronous two-way laser ranging with a laser transponder aboard Hayabusa2. Advances in Space Research. 2023
Fumi Yoshida, Tsutomu Hayamizu, Kazuhisa Miyashita, Hiroyuki Watanabe, Hidehito Yamamura, Hiroshi Akitaya, Akira Asai, Yasunori Fujiwara, Tateki Goto, George L Hashimoto, et al. Multi-chord observation of stellar occultation by the near-Earth asteroid (3200) Phaethon on 2021 October 3 (UTC) with very high accuracy. Publications of the Astronomical Society of Japan. 2022. 75. 1. 153-168
伊藤孝士, 樋口有理可. Transition of the Oort Cloud new comets into other SSSB populations. 日本惑星科学会秋季講演会予稿集(Web). 2021. 2021
伊藤孝士, 樋口有理可. Dynamical lifetime of the Oort Cloud new comets under planetary perturbation: Distribution of their smallest perihelion distance. 日本惑星科学会秋季講演会予稿集(Web). 2020. 2020
