Research results

Banno, A., Wada, Y., Mishima, Y., Tsugoshi, T., Kato, N., Hori, K., & Nagase, R. (2019). Pyrolysis behavior of a paraffin-based thermoplastic polymer used in hybrid rocket fuel. International Journal of Energetic Materials and Chemical Propulsion, 18(4), 341–354.

http://doi.org/10.1615/IntJEnergeticMaterialsChemProp.2019028195

Barucci, M. A., Hasselmann, P. H., Fulchignoni, M., Honda, R., Yokota, Y., Sugita, S., …, Yamada, M., …, et al. (2019). Multivariable statistical analysis of spectrophotometry and spectra of (162173) Ryugu as observed by JAXA Hayabusa2 mission. Astronomy & Astrophysics, 629, A13.

http://doi.org/10.1051/0004-6361/201935851

Biele, J., Kührt, E., Senshu, H., Sakatani, N., Ogawa, K., Hamm, M., et al. (2019). Effects of dust layers on thermal emission from airless bodies. Progress in Earth and Planetary Science, 6(1), 1–11.

http://doi.org/10.1186/s40645-019-0291-0

Çelik, O., Ogawa, K., Wada, K., Baresi, N., Ballouz, R.-L., Kawakatsu, Y. (2019), Ballistic deployment from quasi-satellite orbits around Phobos under realistic dynamical and surface environment constraints, Planet. Space Sci., 178, 104693.

https://doi.org/10.1016/j.pss.2019.06.010

Ergashev, K. E., Ehgamberdiyev, S. A., Burkhonov, O. A., Turayev, Y. S., & Yoshida, F. (2019). Rotation Period Determination of 5889 Mickiewicz and 13063 Purifoy. The Minor Planet Bulletin (ISSN 1052-8091). Bulletin of the Minor Planets Section of the Association of Lunar and Planetary Observers, Vol. 46, No. 3, pp. 229-230.

Fujita, K., Kurosawa, K., Genda, H., Hyodo, R., Matsuyama, S., Yamagishi, A., et al. (2019). Assessment of the probability of microbial contamination for sample return from Martian moons I: Departure of microbes from Martian surface. Life Sciences in Space Research, 23, 73–84.

http://doi.org/10.1016/j.lssr.2019.07.009

Grott, M., Knollenberg, J., Hamm, M., Ogawa, K., Jaumann, R., Otto, K. A., …, Senshu, H., …, et al. (2019). Low thermal conductivity boulder with high porosity identified on C-type asteroid (162173) Ryugu. Nature Astronomy, 3(11), 971–976.

http://doi.org/10.1038/s41550-019-0832-x

Hamm, M., Senshu, H., & Grott, M. (2019). Latitudinal dependence of asteroid regolith formation by thermal fatigue. Icarus, 319, 308–311.

http://doi.org/10.1016/j.icarus.2018.09.033

Hussmann, H., Lingenauber, K., Kallenbach, R., Enya, K., Thomas, N., Lara, L. M., …, Ishibashi, K., …, Kobayashi, M., …, et al. (2019). The Ganymede laser altimeter (GALA): key objectives, instrument design, and performance. CEAS Space Journal, 11(4), 381–390.

http://doi.org/10.1007/s12567-019-00282-8

Hyodo, R., Kurosawa, K., Genda, H., Usui, T., & Fujita, K. (2019). Transport of impact ejecta from Mars to its moons as a means to reveal Martian history. Scientific Reports, 9(1), 1–6.

http://doi.org/10.1038/s41598-019-56139-x

Imai, M., Kouyama, T., Takahashi, Y., Yamazaki, A., Watanabe, S., Yamada, M., et al. (2019). Planetary‐Scale Variations in Winds and UV Brightness at the Venusian Cloud Top: Periodicity and Temporal Evolution. Journal of Geophysical Research: Planets, 124(10), 2635–2659.

http://doi.org/10.1029/2019JE006065

Kawabata, Y., Wada, Y., Nagase, R., Kato, R., & Kato, N. (2019). Improvement of combustion efficiency using a baffle plate for a LT/GOX hybrid rocket motor. International Journal of Energetic Materials and Chemical Propulsion, Begell house, Vol.18, Issue 4, pp. 367-383. 

http://www.dl.begellhouse.com/journals/17bbb47e377ce023,4fc07ab14a385380,049a1afc3fb4f8cc.html

Kitahara, T., Imamura, T., Sato, T. M., Yamazaki, A., Lee, Y. J., Yamada, M., et al. (2019). Stationary Features at the Cloud Top of Venus Observed by Ultraviolet Imager Onboard Akatsuki. Journal of Geophysical Research: Planets, 124(5), 1266–1281.

http://doi.org/10.1029/2018JE005842

Kitazato, K., Milliken, R. E., Iwata, T., Abe, M., Ohtake, M., Matsuura, S., Arai, T., … , Senshu, H., … , Yamada, M., et al. (2019). The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy. Science, eaav7432.

http://doi.org/10.1126/science.aav7432

Kiuchi, M., Nakamura, A. M., & Wada, K. (2019). Experimental study on gravitational and atmospheric effects on crater size formed by low‐velocity impacts into granular media. Journal of Geophysical Research: Planets, 124, 1379-1392, 2018JE005628. http://doi.org/10.1029/2018JE005628.

http://doi.org/10.1029/2018JE005628

Komatsu, G., Ishimaru, R., Miyake, N., Kawai, K., Kobayashi, M., Sakuma, H., & Matsui, T. (2019). The Goshogake mud volcano field, Tohoku, northern Japan: An acidic, high-temperature system related to magmatic volcanism. Geomorphology, 329, 32–45.

http://doi.org/10.1016/j.geomorph.2018.12.035

Krüger, H., Strub, P., Srama, R., Kobayashi, M., Arai, T., Kimura, H., Hirai, T. et al. (2019). Modelling DESTINY+ interplanetary and interstellar dust measurements en route to the active asteroid (3200) Phaethon. Planetary and Space Science, 172, 22–42.

http://doi.org/10.1016/j.pss.2019.04.005

Kurosawa, K., & Takada, S. (2019). Impact cratering mechanics: A forward approach to predicting ejecta velocity distribution and transient crater radii. Icarus, 317, 135–147.

http://doi.org/10.1016/j.icarus.2018.06.021

Kurosawa, K., Genda, H., Hyodo, R., Yamagishi, A., Mikouchi, T., Niihara, T., et al. (2019). Assessment of the probability of microbial contamination for sample return from Martian moons II: The fate of microbes on Martian moons. Life Sciences in Space Research, 23, 85–100.

http://doi.org/10.1016/j.lssr.2019.07.006

Kurosawa, K., Moriwaki, R., Komatsu, G., Okamoto, T., Sakuma, H., Yabuta, H., & Matsui, T. (2019). Shock Vaporization/Devolatilization of Evaporitic Minerals, Halite and Gypsum, in an Open System Investigated by a Two‐Stage Light Gas Gun. Geophysical Research Letters, 46(13), 7258–7267.

http://doi.org/10.1029/2019GL083249

Lee, H. J., Kim, M. J., Kim, D. H., Moon, H. K., Choi, Y. J., Kim, C. H., Lee, B. C., Yoshida, F., Roh, D. G., & Seo, H. (2019). Investigation of surface homogeneity of (3200) Phaethon. Planetary and Space Science, 165, 296–302.

http://doi.org/10.1016/j.pss.2018.12.001

Lee, Y. J., Jessup, K.-L., Perez-Hoyos, S., Titov, D. V., Lebonnois, S., Peralta, J., …, Yamada, M., …,  et al. (2019). Long-term Variations of Venus’s 365 nm Albedo Observed by Venus Express, Akatsuki, MESSENGER, and the Hubble Space Telescope. The Astronomical Journal, 158(3), 126.

http://doi.org/10.3847/1538-3881/ab3120

Matsumoto, A. K., van Ofwegen, L. P., & Bayer, F. M. (2019).  A revision of the genus Calcigorgia (Cnidaria, Octocorallia, Acanthogorgiidae) with the description of three new species. Zootaxa, 4571(1), 1–27.

http://doi.org/10.11646/zootaxa.4571.1.1

Michikami, T., Honda, C., Miyamoto, H., Hirabayashi, M., Hagermann, A., Irie, T., …, Yamada, M., …,  et al. (2019). Boulder size and shape distributions on asteroid Ryugu. Icarus, 331, 179–191.

http://doi.org/10.1016/j.icarus.2019.05.019

Nara, Y., Imamura, T., Murakami, S., Kouyama, T., Ogohara, K., Yamada, M., et al. (2019). Formation of the Y Feature at the Venusian Cloud Top by Planetary‐Scale Waves and the Mean Circulation: Analysis of Venus Express VMC Images. Journal of Geophysical Research: Planets, 124(5), 1143–1156.

http://doi.org/10.1029/2018JE005779

Preusker, F., Scholten, F., Elgner, S., Matz, K. D., Kameda, S., Roatsch, T., …, Yamada, M., …, et al. (2019). The MASCOT landing area on asteroid (162173) Ryugu: Stereo-photogrammetric analysis using images of the ONC onboard the Hayabusa2 spacecraft. Astronomy & Astrophysics, 632, L4.

http://doi.org/10.1051/0004-6361/201936759

Rodriguez, J. E., Eastman, J. D., Zhou, G., Quinn, S. N., Beatty, T. G., Penev, K., …, Ishimaru, R., Yoshida, F., …, et al. (2019). KELT-24b: A 5M J Planet on a 5.6 day Well-aligned Orbit around the Young V = 8.3 F-star HD 93148. The Astronomical Journal, 158(5), 197.

http://doi.org/10.3847/1538-3881/ab4136

Schwieterman, E. W., Reinhard, C. T., Olson, S. L., Ozaki, K., Harman, C. E., Hong, P. K., & Lyons, T. W. (2019). Rethinking CO Antibiosignatures in the Search for Life Beyond the Solar System. The Astrophysical Journal, 874(1), 9.

http://doi.org/10.3847/1538-4357/ab05e1

Sugita, S., Honda, R., Morota, T., Kameda, S., Sawada, H., Tatsumi, E., … , Yamada, M., … , Komatsu, G., … , Senshu, H., … , Yoshida, F., et al. (2019). The geomorphology, color, and thermal properties of Ryugu: Implications for parent-body processes. Science, 364, eaaw0422.

http://doi.org/10.1126/science.aaw0422

Tatsumi, E., Kouyama, T., Suzuki, H., Yamada, M., Sakatani, N., Kameda, S., et al. (2019). Updated inflight calibration of Hayabusa2’s optical navigation camera (ONC) for scientific observations during the cruise phase. Icarus, 325, 153–195.

http://doi.org/10.1016/j.icarus.2019.01.015

Wada, Y., Hatano, S., Banno, A., Kawabata, Y., Hasegawa, H., Oda, T., & Hori, K. (2019). Development of a direct injection gas-hybrid rocket system using glycidyl azide polymer. International Journal of Energetic Materials and Chemical Propulsion, 18(2), 157–170.

http://doi.org/10.1615/IntJEnergeticMaterialsChemProp.2019028270

Wakita, S., Genda, H., Kurosawa, K., & Davison, T. M. (2019). Enhancement of Impact Heating in Pressure‐Strengthened Rocks in Oblique Impacts. Geophysical Research Letters, 46(23), 13678–13686.

http://doi.org/10.1029/2019GL085174

Watanabe, S., Hirabayashi, M., Hirata, N., Noguchi, R., Shimaki, Y., Ikeda, H., … , Wada, K., Senshu, H., … , Komatsu, G., … , Yamada, M., et al. (2019). Hayabusa2 arrives at the carbonaceous asteroid 162173 Ryugu—A spinning top–shaped rubble pile. Science, 364, 268-272, eaav8032.

http://doi.org/10.1126/science.aav8032

Yoshida, F., Terai, T., Ito, T., Ohtsuki, K., Lykawka, P. S., Hiroi, T., & Takato, N. (2019). A comparative study of size frequency distributions of Jupiter Trojans, Hildas and main belt asteroids: A clue to planet migration history. Planetary and Space Science, 169, 78–85.

http://doi.org/10.1016/j.pss.2019.02.003