S. Tachibana H. Sawada R. Okazaki Y. Takano K. Sakamoto Y. N. Miura C. Okamoto H. Yano S. Yamanouchi P. Michel Y. Zhang S. Schwartz F. Thuillet H. Yurimoto T. Nakamura T. Noguchi H. Yabuta H. Naraoka A. Tsuchiyama N. Imae K. Kurosawa A. M. Nakamura K. Ogawa S. Sugita T. Morota R. Honda S. Kameda E. Tatsumi Y. Cho K. Yoshioka Y. Yokota M. Hayakawa M. Matsuoka N. Sakatani M. Yamada T. Kouyama H. Suzuki C. Honda T. Yoshimitsu T. Kubota H. Demura T. Yada M. Nishimura K. Yogata A. Nakato M. Yoshitake A. I. Suzuki S. Furuya K. Hatakeda A. Miyazaki K. Kumagai T. Okada M. Abe T. Usui T. R. Irel M. Fujimoto T. Yamada M. Arakawa H. C. Connolly A. Fujii S. Hasegawa N. Hirata N. Hirata C. Hirose S. Hosoda Y. Iijima H. Ikeda M. Ishiguro Y. Ishihara T. Iwata S. Kikuchi K. Kitazato D. S. Lauretta G. Libourel B. Marty K. Matsumoto T. Michikami Y. Mimasu A. Miura O. Mori K. Nakamura-Messenger N. Namiki A. N. Nguyen L. R. Nittler H. Noda R. Noguchi N. Ogawa G. Ono M. Ozaki H. Senshu T. Shimada Y. Shimaki K. Shirai S. Soldini T. Takahashi Y. Takei H. Takeuchi R. Tsukizaki K. Wada Y. Yamamoto K. Yoshikawa K. Yumoto M. E. Zolensky S. Nakazawa F. Terui S. Tanaka T. Saiki M. Yoshikawa S. Watanabe Y. Tsuda
Science 375(6584) 1011-1016 2022年3月 [査読有り]
<jats:p>The Hayabusa2 spacecraft investigated the C-type (carbonaceous) asteroid (162173) Ryugu. The mission performed two landing operations to collect samples of surface and subsurface material, the latter exposed by an artificial impact. We pre...
<jats:title>Abstract</jats:title><jats:p>C-type asteroids<jats:sup>1</jats:sup> are considered to be primitive small Solar System bodies enriched in water and organics, providing clues to the origin and evolution of the Solar System and the buildi...
Advances in Space Research 68(8) 3093-3140 2021年10月 [査読有り]
One of the major challenges in the Hayabusa2 sample-return mission was the second touchdown on the asteroid Ryugu, which was designed to collect subsurface materials near the artificial crater formed by a small carry-on impactor. Due to engineerin...
Eri Tatsumi Naoya Sakatani Lucie Riu Moe Matsuoka Rie Honda Tomokatsu Morota Shingo Kameda Tomoki Nakamura Michael Zolensky Rosario Brunetto Takahiro Hiroi Sho Sasaki Sei’ichiro Watanabe Satoshi Tanaka Jun Takita Cédric Pilorget Julia de León Marcel Popescu Juan Luis Rizos Javier Licandro Ernesto Palomba Deborah Domingue Faith Vilas Humberto Campins Yuichiro Cho Kazuo Yoshioka Hirotaka Sawada Yasuhiro Yokota Masahiko Hayakawa Manabu Yamada Toru Kouyama Hidehiko Suzuki Chikatoshi Honda Kazunori Ogawa Kohei Kitazato Naru Hirata Naoyuki Hirata Yuichi Tsuda Makoto Yoshikawa Takanao Saiki Fuyuto Terui Satoru Nakazawa Yuto Takei Hiroshi Takeuchi Yukio Yamamoto Tatsuaki Okada Yuri Shimaki Kei Shirai Seiji Sugita
Nature Communications 12(1) 2021年10月 [査読有り]
Ryugu is a carbonaceous rubble-pile asteroid visited by the Hayabusa2 spacecraft. Small rubble pile asteroids record the thermal evolution of their much larger parent bodies. However, recent space weathering and/or solar heating create ambiguities...
M. Hirabayashi Y. Mimasu N. Sakatani S. Watanabe Y. Tsuda T. Saiki S. Kikuchi T. Kouyama M. Yoshikawa S. Tanaka S. Nakazawa Y. Takei F. Terui H. Takeuchi A. Fujii T. Iwata K. Tsumura S. Matsuura Y. Shimaki S. Urakawa Y. Ishibashi S. Hasegawa M. Ishiguro D. Kuroda S. Okumura S. Sugita T. Okada S. Kameda S. Kamata A. Higuchi H. Senshu H. Noda K. Matsumoto R. Suetsugu T. Hirai K. Kitazato D. Farnocchia S. P. Naidu D. J. Tholen C. W. Hergenrother R. J. Whiteley N. A. Moskovitz P. A. Abell
Advances in Space Research 68(3) 1533-1555 2021年8月 [査読有り]
Hayabusa2 is the Japanese Asteroid Return Mission and targeted the carbonaceous asteroid Ryugu, conducted by the Japan Aerospace Exploration Agency (JAXA). The goal of this mission was to conduct proximity operations including remote sensing obser...
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