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An artificial impact on the asteroid (162173) Ryugu formed a crater in the gravity-dominated regime

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Science  03 Apr 2020:
Vol. 368, Issue 6486, pp. 67-71
DOI: 10.1126/science.aaz1701

Article Information

vol. 368 no. 6486 67-71

PubMed: 
Print ISSN: 
Online ISSN: 
History: 
  • Received for publication August 22, 2019
  • Accepted for publication March 4, 2020
  • .

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Author Information

  1. M. Arakawa1,*,
  2. T. Saiki2,
  3. K. Wada3,
  4. K. Ogawa1,4,
  5. T. Kadono5,
  6. K. Shirai1,2,
  7. H. Sawada2,
  8. K. Ishibashi3,
  9. R. Honda6,
  10. N. Sakatani2,
  11. Y. Iijima2,,
  12. C. Okamoto1,,
  13. H. Yano2,
  14. Y. Takagi7,
  15. M. Hayakawa2,
  16. P. Michel8,
  17. M. Jutzi9,
  18. Y. Shimaki2,
  19. S. Kimura10,
  20. Y. Mimasu2,
  21. T. Toda2,
  22. H. Imamura2,
  23. S. Nakazawa2,
  24. H. Hayakawa2,
  25. S. Sugita3,11,
  26. T. Morota11,
  27. S. Kameda12,
  28. E. Tatsumi11,13,
  29. Y. Cho11,
  30. K. Yoshioka14,
  31. Y. Yokota2,6,
  32. M. Matsuoka2,
  33. M. Yamada3,
  34. T. Kouyama15,
  35. C. Honda16,
  36. Y. Tsuda2,
  37. S. Watanabe2,17,
  38. M. Yoshikawa2,18,
  39. S. Tanaka2,18,
  40. F. Terui2,
  41. S. Kikuchi2,
  42. T. Yamaguchi2,,
  43. N. Ogawa2,
  44. G. Ono19,
  45. K. Yoshikawa19,
  46. T. Takahashi2,§,
  47. Y. Takei2,19,
  48. A. Fujii2,
  49. H. Takeuchi2,18,
  50. Y. Yamamoto2,18,
  51. T. Okada2,20,
  52. C. Hirose19,
  53. S. Hosoda2,
  54. O. Mori2,
  55. T. Shimada2,
  56. S. Soldini21,
  57. R. Tsukizaki2,
  58. T. Iwata2,18,
  59. M. Ozaki2,18,
  60. M. Abe2,18,
  61. N. Namiki22,23,
  62. K. Kitazato16,
  63. S. Tachibana11,
  64. H. Ikeda19,
  65. N. Hirata16,
  66. N. Hirata1,
  67. R. Noguchi2,
  68. A. Miura2,18
  1. 1Department of Planetology, Kobe University, Kobe 657-8501, Japan.
  2. 2Institute of Space and Astronautical Science, Japan Aerospace Exploration Agency, Sagamihara 252-5210, Japan.
  3. 3Planetary Exploration Research Center, Chiba Institute of Technology, Narashino 275-0016, Japan.
  4. 4JAXA Space Exploration Center, Japan Aerospace Exploration Agency, Sagamihara 252-5210, Japan.
  5. 5Department of Basic Sciences, University of Occupational and Environmental Health, Kitakyusyu 807-8555, Japan.
  6. 6Department of Information Science, Kochi University, Kochi 780-8520, Japan.
  7. 7Department of Regional Business, Aichi Toho University, Nagoya 465-8515, Japan.
  8. 8Observatoire de la Côte d’Azur, Université Côte d’Azur, CNRS, Laboratoire Lagrange, CS34229, 06304 Nice Cedex 4, France.
  9. 9Physics Institute, University of Bern, National Centre of Competence in Research PlanetS, Gesellschaftsstrasse 6, 3012, Bern, Switzerland.
  10. 10Department of Electrical Engineering, Tokyo University of Science, Noda 278-8510, Japan.
  11. 11Department of Earth and Planetary Science, The University of Tokyo, Tokyo 113-0033, Japan.
  12. 12Department of Physics, Rikkyo University, Tokyo 171-8501, Japan.
  13. 13Instituto de Astrofísica de Canarias, University of La Laguna, 38205 San Cristóbal de La Laguna, Spain.
  14. 14Department of Complexity Science and Engineering, The University of Tokyo, Kashiwa 277-8561, Japan.
  15. 15National Institute of Advanced Industrial Science and Technology, Tokyo 135-0064, Japan.
  16. 16School of Computer Science and Engineering, The University of Aizu, Aizu-Wakamatsu 965-8580, Japan.
  17. 17Department of Earth and Environmental Sciences, Nagoya University, Nagoya 464-8601, Japan.
  18. 18Department of Space and Astronautical Science, The Graduate University for Advanced Studies, SOKENDAI, Hayama 240-0193, Japan.
  19. 19Research and Development Directorate, Japan Aerospace Exploration Agency, Sagamihara 252-5210, Japan.
  20. 20Department of Chemistry, The University of Tokyo, Tokyo 113-0033, Japan.
  21. 21Department of Mechanical, Materials and Aerospace Engineering, University of Liverpool, Liverpool L3 5TQ, UK.
  22. 22National Astronomical Observatory of Japan, Mitaka 181-8588, Japan.
  23. 23 Department of Astronomical Science, The Graduate University for Advanced Studies, SOKENDAI, Hayama 240-0193, Japan.
  1. *Corresponding author. Email: masahiko.arakawa{at}penguin.kobe-u.ac.jp
  • Deceased.

  • Present address: Mitsubishi Electric Corporation, Kamakura 247-8520, Japan.

  • § Present address: NEC Corporation, 1-10 Nisshin-cho, Fuchu, Tokyo 183-0036, Japan.

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