Yan Hu Frédéric Moynier Wei Dai Marine Paquet Tetsuya Yokoyama Yoshinari Abe Jérôme Aléon Conel M.O.D. Alexander Sachiko Amari Yuri Amelin Ken ichi Bajo Martin Bizzarro Audrey Bouvier Richard W. Carlson Marc Chaussidon Byeon Gak Choi Nicolas Dauphas Andrew M. Davis Tommaso Di Rocco Wataru Fujiya Ryota Fukai Ikshu Gautam Makiko K. Haba Yuki Hibiya Hiroshi Hidaka Hisashi Homma Peter Hoppe Gary R. Huss Kiyohiro Ichida Tsuyoshi Iizuka Trevor R. Ireland Akira Ishikawa Shoichi Itoh Noriyuki Kawasaki Noriko T. Kita Koki Kitajima Thorsten Kleine Shintaro Komatani Alexander N. Krot Ming Chang Liu Yuki Masuda Mayu Morita Kazuko Motomura Izumi Nakai Kazuhide Nagashima David Nesvorný Ann Nguyen Larry Nittler Morihiko Onose Andreas Pack Changkun Park Laurette Piani Liping Qin Sara S. Russell Naoya Sakamoto Maria Schönbächler Lauren Tafla Haolan Tang Kentaro Terada Yasuko Terada Tomohiro Usui Sohei Wada Meenakshi Wadhwa Richard J. Walker Katsuyuki Yamashita Qing Zhu Yin Shigekazu Yoneda Edward D. Young Hiroharu Yui Ai Cheng Zhang Tomoki Nakamura Hiroshi Naraoka Takaaki Noguchi Ryuji Okazaki Kanako Sakamoto Hikaru Yabuta Masanao Abe Akiko Miyazaki Aiko Nakato Masahiro Nishimura Tatsuaki Okada Toru Yada Kasumi Yogata Satoru Nakazawa Takanao Saiki Satoshi Tanaka Fuyuto Terui Yuichi Tsuda Sei ichiro Watanabe Makoto Yoshikawa Shogo Tachibana Hisayoshi Yurimoto
Icarus 409 Feb 2024 [Refereed]
C-type asteroids are the presumed home to carbonaceous chondrites, some of which contain abundant life-forming volatiles and organics. For the first time, samples from a C-type asteroid (162173 Ryugu) were successfully returned to Earth by JAXA's ...
Toru Matsumoto Takaaki Noguchi Akira Miyake Yohei Igami Mitsutaka Haruta Yusuke Seto Masaaki Miyahara Naotaka Tomioka Hikaru Saito Satoshi Hata Dennis Harries Aki Takigawa Yusuke Nakauchi Shogo Tachibana Tomoki Nakamura Megumi Matsumoto Hope A. Ishii John P. Bradley Kenta Ohtaki Elena Dobrică Hugues Leroux Corentin Le Guillou Damien Jacob Francisco de la Peña Sylvain Laforet Maya Marinova Falko Langenhorst Pierre Beck Thi H.V. Phan Rolando Rebois Neyda M. Abreu Jennifer Gray Thomas Zega Pierre M. Zanetta Michelle S. Thompson Rhonda Stroud Kate Burgess Brittany A. Cymes John C. Bridges Leon Hicks Martin R. Lee Luke Daly Phil A. Bland Michael E. Zolensky David R. Frank James Martinez Akira Tsuchiyama Masahiro Yasutake Junya Matsuno Shota Okumura Itaru Mitsukawa Kentaro Uesugi Masayuki Uesugi Akihisa Takeuchi Mingqi Sun Satomi Enju Tatsuhiro Michikami Hisayoshi Yurimoto Ryuji Okazaki Hikaru Yabuta Hiroshi Naraoka Kanako Sakamoto Toru Yada Masahiro Nishimura Aiko Nakato Akiko Miyazaki Kasumi Yogata Masanao Abe Tatsuaki Okada Tomohiro Usui Makoto Yoshikawa Takanao Saiki Satoshi Tanaka Fuyuto Terui Satoru Nakazawa Sei Ichiro Watanabe Yuichi Tsuda
Nature Astronomy 8(2) 207-215 Feb 2024 [Refereed]
Large amounts of nitrogen compounds, such as ammonium salts, may be stored in icy bodies and comets, but the transport of these nitrogen-bearing solids into the near-Earth region is not well understood. Here, we report the discovery of iron nitrid...
Meteoritics & Planetary Science Jan 2024 [Refereed]
Abstract
Samples from asteroid Ryugu, brought back by asteroid explorer Hayabusa2, are important for investigating the origin and evolution of the solar system. Here, we report the elemental compositions of a 123‐mg Ryugu sample determined with a...
Sarah S. Zeichner José C. Aponte Surjyendu Bhattacharjee Guannan Dong Amy E. Hofmann Jason P. Dworkin Daniel P. Glavin Jamie E. Elsila Heather V. Graham Hiroshi Naraoka Yoshinori Takano Shogo Tachibana Allison T. Karp Kliti Grice Alex I. Holman Katherine H. Freeman Hisayoshi Yurimoto Tomoki Nakamura Takaaki Noguchi Ryuji Okazaki Hikaru Yabuta Kanako Sakamoto Toru Yada Masahiro Nishimura Aiko Nakato Akiko Miyazaki Kasumi Yogata Masanao Abe Tatsuaki Okada Tomohiro Usui Makoto Yoshikawa Takanao Saiki Satoshi Tanaka Fuyuto Terui Satoru Nakazawa Sei Ichiro Watanabe Yuichi Tsuda Kenji Hamase Kazuhiko Fukushima Dan Aoki Minako Hashiguchi Hajime Mita Yoshito Chikaraishi Naohiko Ohkouchi Nanako O. Ogawa Saburo Sakai Eric T. Parker Hannah L. McLain Francois Regis Orthous-Daunay Véronique Vuitton Cédric Wolters Philippe Schmitt-Kopplin Norbert Hertkorn Roland Thissen Alexander Ruf Junko Isa Yasuhiro Oba Toshiki Koga Toshihiro Yoshimura Daisuke Araoka Haruna Sugahara Aogu Furusho Yoshihiro Furukawa Junken Aoki Kuniyuki Kano Shin Ichiro M. Nomura Kazunori Sasaki Hajime Sato Takaaki Yoshikawa Satoru Tanaka Mayu Morita Morihiko Onose Fumie Kabashima Kosuke Fujishima Tomoya Yamazaki Yuki Kimura John M. Eiler
Science (New York, N.Y.) 382(6677) 1411-1416 Dec 2023 [Refereed]
Polycyclic aromatic hydrocarbons (PAHs) contain ≲20% of the carbon in the interstellar medium. They are potentially produced in circumstellar environments (at temperatures ≳1000 kelvin), by (~10 kelvin) interstellar clouds, or by processing of car...
Zachary A. Torrano Michelle K. Jordan Timothy D. Mock Richard W. Carlson Ikshu Gautam Makiko K. Haba Tetsuya Yokoyama Yoshinari Abe Jérôme Aléon Conel Alexander Sachiko Amari Yuri Amelin Ken‐ichi Bajo Martin Bizzarro Audrey Bouvier Marc Chaussidon Byeon‐Gak Choi Nicolas Dauphas Andrew M. Davis Tommaso Di Rocco Wataru Fujiya Ryota Fukai Yuki Hibiya Hiroshi Hidaka Hisashi Homma Peter Hoppe Gary R. Huss Kiyohiro Ichida Tsuyoshi Iizuka Trevor Ireland Akira Ishikawa Shoichi Itoh Noriyuki Kawasaki Noriko T. Kita Koki Kitajima Thorsten Kleine Shintaro Komatani Alexander N. Krot Ming‐Chang Liu Yuki Masuda Kevin D. McKeegan Mayu Morita Kazuko Motomura Frédéric Moynier Izumi Nakai Kazuhide Nagashima Ann Nguyen Larry Nittler Morihiko Onose Andreas Pack Changkun Park Laurette Piani Liping Qin Sara Russell Naoya Sakamoto Maria Schönbächler Lauren Tafla Haolan Tang Kentaro Terada Yasuko Terada Tomohiro Usui Sohei Wada Meenakshi Wadhwa Richard J. Walker Katsuyuki Yamashita Qing‐Zhu Yin Shigekazu Yoneda Edward D. Young Hiroharu Yui Ai‐Cheng Zhang Tomoki Nakamura Hiroshi Naraoka Takaaki Noguchi Ryuji Okazaki Kanako Sakamoto Hikaru Yabuta Masanao Abe Akiko Miyazaki Aiko Nakato Masahiro Nishimura Tatsuaki Okada Toru Yada Kasumi Yogata Satoru Nakazawa Takanao Saiki Satoshi Tanaka Fuyuto Terui Yuichi Tsuda Sei‐ichiro Watanabe Makoto Yoshikawa Shogo Tachibana Hisayoshi Yurimoto
Meteoritics & Planetary Science Dec 2023 [Refereed]
Abstract
We report Nd and Sm isotopic compositions of four samples of Ryugu returned by the Hayabusa2 mission, including “A” (first touchdown) and “C” (second touchdown) samples, and several carbonaceous chondrites to evaluate potential genetic r...
Director General, ISAS