Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples

Nakamura, Tomoki; Matsumoto, Megumi; Amano, Kana; Enokido, Yuma; E. Zolensky, M.; Mikouchi, T.; Genda, Hidenori; Tanaka, Satoshi; Yu. Zolotov, M.; Kurosawa, Kosuke; Wakita, Shigeru; Hyodo, Ryuki; Nagano, Hosei; Nakashima, D.; Takahashi, Yoshio; Fujioka, Yuri; Kikuiri, Mizuha; Kagawa, Eiichi; Matsuoka, M.; J. Brearley, A.; Tsuchiyama, A.; Uesugi, Masayuki; Matsuno, Junya; Kimura, Yuki; Sato, Masahiko; E. Milliken, R.; Tatsumi, Eri; Sugita, Seiji; Hiroi, T.; Kitazato, K.; E. Brownlee, D.; J. Joswiak, D.; Takahashi, Masaki; Ninomiya, Kazuhiko; Takahashi, Tadayuki; Osawa, Takahito; Terada, Kentaro; E. Brenker, Frank; J. Tkalcec, B.; Vincze, László; Brunetto, R.; Aléon‐Toppani, Alice; H. S. Chan, Q.; Roskosz, Mathieu; Viennet, Jean‐Christophe; Beck, Pierre; E. Alp, E.; Michikami, Tatsuhiro; Nagaashi, Yuuya; Tsuji, Takeshi; Ino, Yuta; Martinez, J.; Han, J.; Dolocan, Andrei; J. Bodnar, Robert; Tanaka, M.; Yoshida, Hideto; Sugiyama, K.; J. King, A.; Fukushi, Keisuke; Suga, Hiroki; Yamashita, Shohei; Kawai, T.; Inoue, Kumiko; Nakato, Aiko; Noguchi, T.; Vilas, F.; Hendrix, Amanda; Jaramillo, Camilo; L. Domingue, D.; Domínguez, G.; Gainsforth, Z.; Engrand, C.; Duprat, J.; S. Russell, S.; Bonato, Enrica; Ma, Chi; Kawamoto, Tatsuhiko; Wada, Takehiko; Watanabe, Sei‐ichiro; Endo, Rie; Enju, Satomi; Riu, Lucie; Rubino, Stefano; Tack, Pieter; Takeshita, Soshi; Takeichi, Yasuo; Takeuchi, Akihisa; Takigawa, Aki; Takir, D.; Tanigaki, Toshiaki; Taniguchi, Atsushi; Tsukamoto, Katsuo; Yagi, Takashi; Yamada, S.; Yamamoto, Kazuo; Yamashita, Yuichiro; Yasutake, Masahiro; Uesugi, Kentaro; Umegaki, Izumi; Chiu, I.; Ishizaki, Takuya; Okumura, Shota; Palomba, E.; Pilorget, C.; Potin, S.; Alasli, Abdulkareem; Anada, Satoshi; ARAKI, Yui; Sakatani, Naoya; Schultz, Cody; Sekizawa, Oki; D. Sitzman, Scott; Sugiura, Keisuke; Sun, Mingqi; Dartois, E.; De Pauw, Ella; Dionnet, Z.; Djouadi, Z.; Falkenberg, Gerald; Fujita, Ryohei; Fukuma, Takeshi; R. Gearba, I.; Hagiya, Kenji; Y. Hu, Michael; Kato, Takeharu; Kawamura, Taïchi; Kimura, Masao; K. Kubo, M.; Langenhorst, F.; Lantz, C.; Lavina, Barbara; Lindner, Miles; Zhao, Jiyong; Vekemans, Bart; Baklouti, D.; Bazi, Benjamin; Borondics, Ferenc; Nagasawa, Shunsaku; Nishiyama, Gaku; Nitta, Kiyofumi; Mathurin, Jérémie; Matsumoto, Toru; Mitsukawa, Itaru; Miura, Hitoshi; Miyake, Akira; Miyake, Yasuhiro; Yurimoto, Hisayoshi; Okazaki, Ryuji; Yabuta, Hikaru; Naraoka, Hiroshi; Sakamoto, Kanako; Tachibana, Shogo; C. Connolly, H.; S. Lauretta, D.; Yoshitake, Miwa; Yoshikawa, Makoto; Yoshikawa, Kent; Yoshihara, Keisuke; Yokota, Y.; Yogata, Kasumi; Yano, Hajime; Yamamoto, Yukio; Yamamoto, Daiki; Yamada, Manabu; Yamada, Tetsuya; Yada, Toru; Wada, Koji; Usui, Tomohiro; Tsukizaki, Ryudo; Terui, Fuyuto; Takeuchi, Hiroshi; Takei, Yuto; Iwamae, Ayako; Soejima, Hiromichi; Shirai, K.; Shimaki, Yuri; Senshu, Hiroki; Sawada, Hirotaka; Saiki, Takanao; Ozaki, Masanobu; Ono, Go; Okada, Tatsuaki; Ogawa, Naoko; Ogawa, Kazunori; Noguchi, Rina; Noda, Hirotomo; Nishimura, Masahiro; Namiki, Noriyuki; Nakazawa, Satoru; Morota, Tomokatsu; Miyazaki, Akiko; Miura, Akira; Mimasu, Yuya; Matsumoto, Koji; Kumagai, Kazuya; Kouyama, Toru; Kikuchi, Shota; Kawahara, Kosuke; Kameda, Shingo; Iwata, Takahiro; Ishihara, Yoshiaki; Ishiguro, Masateru; Ikeda, Hitoshi; Hosoda, S; Honda, Rie; Honda, Chikatoshi; Hitomi, Yuya; Hirata, Naoyuki; Hirata, Naru; Hayashi, Tasuku; Hayakawa, Masahiko; Hatakeda, Kentaro; Furuya, Shizuho; Fukai, Ryota; Fujii, Atsushi; Cho, Yuichiro; Arakawa, Masahiko; Abe, Masanao; Watanabe, Sei‐ichiro; Tsuda, Yuichi

doi:10.1126/science.abn8671

Public

Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples

Published in Science • Sep 22, 2022

Authors:

Tomoki Nakamura

Megumi Matsumoto

Kana Amano

Abstract

Samples of the carbonaceous asteroid Ryugu were brought to Earth by the Hayabusa2 spacecraft. We analyzed 17 Ryugu samples measuring 1 to 8 millimeters. Carbon dioxide-bearing water inclusions are present within a pyrrhotite crystal, indicating that Ryugu's parent asteroid formed in the outer Solar ...

Subject

Calcite

Asteroid

Pyroxene

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