Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution - Archive ouverte HAL Accéder directement au contenu
Article Dans Une Revue Science Année : 2022

Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution

Ryuji Okazaki (1) , Bernard Marty (2) , Henner Busemann (3) , Ko Hashizume , Jamie Gilmour (4) , Alex Meshik (5) , Toru Yada (6) , Fumio Kitajima , Michael Broadley (2) , David Byrne (2) , Evelyn Füri (2) , My Riebe , Daniela Krietsch , Colin Maden , Akizumi Ishida , Patricia Clay , Sarah Crowther , Lydia Fawcett , Thomas Lawton , Olga Pravdivtseva , Yayoi Miura , Jisun Park , Ken-Ichi Bajo , Yoshinori Takano , Keita Yamada , Shinsuke Kawagucci , Yohei Matsui , Mizuki Yamamoto , Kevin Righter , Saburo Sakai , Naoyoshi Iwata , Naoki Shirai , Shun Sekimoto , Makoto Inagaki , Mitsuru Ebihara , Reika Yokochi , Kunihiko Nishiizumi , Keisuke Nagao , Jong Ik Lee , Akihiro Kano , Marc Caffee , Ryu Uemura , Tomoki Nakamura , Hiroshi Naraoka , Takaaki Noguchi , Hikaru Yabuta , Hisayoshi Yurimoto , Shogo Tachibana , Hirotaka Sawada , Kanako Sakamoto , Masanao Abe , Masahiko Arakawa , Atsushi Fujii , Masahiko Hayakawa , Naoyuki Hirata , Naru Hirata , Rie Honda , Chikatoshi Honda , Satoshi Hosoda , Yu-Ichi Iijima , Hitoshi Ikeda , Masateru Ishiguro , Yoshiaki Ishihara , Takahiro Iwata , Kosuke Kawahara , Shota Kikuchi , Kohei Kitazato , Koji Matsumoto , Moe Matsuoka , Tatsuhiro Michikami , Yuya Mimasu , Akira Miura , Tomokatsu Morota , Satoru Nakazawa , Noriyuki Namiki , Hirotomo Noda , Rina Noguchi , Naoko Ogawa , Kazunori Ogawa , Tatsuaki Okada , Chisato Okamoto , Go Ono , Masanobu Ozaki , Takanao Saiki , Naoya Sakatani , Hiroki Senshu , Yuri Shimaki , Kei Shirai , Seiji Sugita , Yuto Takei , Hiroshi Takeuchi , Satoshi Tanaka , Eri Tatsumi , Fuyuto Terui , Ryudo Tsukizaki , Koji Wada , Manabu Yamada , Tetsuya Yamada , Yukio Yamamoto , Hajime Yano , Yasuhiro Yokota , Keisuke Yoshihara , Makoto Yoshikawa , Kent Yoshikawa , Shizuho Furuya , Kentaro Hatakeda , Tasuku Hayashi , Yuya Hitomi , Kazuya Kumagai , Akiko Miyazaki , Aiko Nakato , Masahiro Nishimura , Hiromichi Soejima , Ayako Iwamae , Daiki Yamamoto , Kasumi Yogata , Miwa Yoshitake , Ryota Fukai , Tomohiro Usui , Harold Connolly , Dante Lauretta , Sei-Ichiro Watanabe , Yuichi Tsuda
Ko Hashizume
Alex Meshik
Toru Yada
Fumio Kitajima
  • Fonction : Auteur
My Riebe
Daniela Krietsch
Colin Maden
Akizumi Ishida
Patricia Clay
  • Fonction : Auteur
Sarah Crowther
Lydia Fawcett
Thomas Lawton
Olga Pravdivtseva
Yayoi Miura
Jisun Park
Ken-Ichi Bajo
Yoshinori Takano
Keita Yamada
Shinsuke Kawagucci
Yohei Matsui
Mizuki Yamamoto
Kevin Righter
Saburo Sakai
Naoyoshi Iwata
Naoki Shirai
Shun Sekimoto
Makoto Inagaki
Mitsuru Ebihara
Reika Yokochi
Kunihiko Nishiizumi
  • Fonction : Auteur
Keisuke Nagao
  • Fonction : Auteur
Jong Ik Lee
Akihiro Kano
  • Fonction : Auteur
Marc Caffee
Ryu Uemura
Tomoki Nakamura
Hiroshi Naraoka
Takaaki Noguchi
Hikaru Yabuta
Hisayoshi Yurimoto
Shogo Tachibana
Hirotaka Sawada
Kanako Sakamoto
Masanao Abe
Masahiko Arakawa
Atsushi Fujii
Masahiko Hayakawa
Naoyuki Hirata
Naru Hirata
Rie Honda
Chikatoshi Honda
Satoshi Hosoda
Yu-Ichi Iijima
  • Fonction : Auteur
Hitoshi Ikeda
Masateru Ishiguro
Yoshiaki Ishihara
Takahiro Iwata
Kosuke Kawahara
Shota Kikuchi
Kohei Kitazato
Koji Matsumoto
Moe Matsuoka
Tatsuhiro Michikami
Yuya Mimasu
Akira Miura
Tomokatsu Morota
Satoru Nakazawa
Noriyuki Namiki
Hirotomo Noda
Rina Noguchi
Naoko Ogawa
Kazunori Ogawa
Tatsuaki Okada
Chisato Okamoto
  • Fonction : Auteur
Go Ono
Masanobu Ozaki
Takanao Saiki
Naoya Sakatani
Hiroki Senshu
Yuri Shimaki
Kei Shirai
Seiji Sugita
Yuto Takei
Hiroshi Takeuchi
Satoshi Tanaka
Eri Tatsumi
Fuyuto Terui
Ryudo Tsukizaki
Koji Wada
Manabu Yamada
Tetsuya Yamada
Yukio Yamamoto
Hajime Yano
Yasuhiro Yokota
Keisuke Yoshihara
Makoto Yoshikawa
Kent Yoshikawa
Shizuho Furuya
Kentaro Hatakeda
Tasuku Hayashi
Yuya Hitomi
Kazuya Kumagai
  • Fonction : Auteur
Akiko Miyazaki
Aiko Nakato
Masahiro Nishimura
Hiromichi Soejima
Ayako Iwamae
Daiki Yamamoto
Kasumi Yogata
Miwa Yoshitake
Ryota Fukai
Tomohiro Usui
Harold Connolly
Dante Lauretta
Sei-Ichiro Watanabe
Yuichi Tsuda

Résumé

The near-Earth carbonaceous asteroid (162173) Ryugu is expected to contain volatile chemical species that could provide information on the origin of Earth’s volatiles. Samples of Ryugu were retrieved by the Hayabusa2 spacecraft. We measure noble gas and nitrogen isotopes in Ryugu samples, finding they are dominated by pre-solar and primordial components, incorporated during Solar System formation. Noble gas concentrations are higher than those in Ivuna-type carbonaceous (CI) chondrite meteorites. Several host phases of isotopically distinct nitrogen have heterogeneous abundances between the samples. Our measurements support a close relationship between Ryugu and CI chondrites. Noble gases produced by galactic cosmic rays, indicating ~5 Myr exposure, and from implanted solar wind, record the recent irradiation history of Ryugu after it migrated to its current orbit.

Dates et versions

hal-03891762 , version 1 (09-12-2022)

Identifiants

Citer

Ryuji Okazaki, Bernard Marty, Henner Busemann, Ko Hashizume, Jamie Gilmour, et al.. Noble gases and nitrogen in samples of asteroid Ryugu record its volatile sources and recent surface evolution. Science, 2022, 379 (6634), pp.eabo0431. ⟨10.1126/science.abo0431⟩. ⟨hal-03891762⟩
76 Consultations
0 Téléchargements

Altmetric

Partager

Gmail Facebook X LinkedIn More