Fine-regolith production on asteroids controlled by rock porosity
S. Cambioni, M. Delbo, G. Poggiali, C. Avdellidou, A. J. Ryan, J. D. P. Deshapriya, E. Asphaug, R.-L. Ballouz, M. A. Barucci, C. A. Bennett, W. F. Bottke, J. R. Brucato, K. N. Burke, E….
Development of a multispectral stereo-camera system comparable to Hayabusa2 Optical Navigation Camera (ONC-T) for observing samples returned from asteroid RyuguOPEN ACCESS
Yuichiro Cho, Koki Yumoto, Yuna Yabe, Shoki Mori, Jo A. Ogura, Toru Yada, Akiko Miyazaki, Kasumi Yogata, Kentaro Hatakeda, Masahiro Nishimura, Masanao Abe, Tomohiro Usui, Seiji Sugita PDF (OPEN ACCESS) “Hayabusa2 collected 5.4 g of…
The Reflectance Spectra of CV-CK Carbonaceous chondrites from the Near Infrared to the VisibleOPEN ACCESS
Safoura Tanbakouei, J.M. Trigo-Rodriquez, J. Llorca, C.E. Moyano-Cambero, I.P. Williams, A.S. Rivkin Accepted for publication in MNRAS on July 19th, 2021 PDF (OPEN ACCESS) LINK “Carbonaceous chondrite meteorites are so far the only available samples…
Ryugu’s observed volatile loss did not arise from impact heating aloneOPEN ACCESS
Kosuke Kurosawa, Ryota Moriwaki, Hikaru Yabuta, Ko Ishibashi, Goro Komatsu & Takafumi Matsui Communications Earth & Environment, Volume 2, Article number: 146 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Carbonaceous asteroids, including Ryugu and Bennu, which…
Geologic History and Crater Morphology of Asteroid (162173) Ryugu Crater morphology and chronology of asteroid Ryugu
Y. Cho, T. Morota, M. Kanamaru, N. Takaki, K. Yumoto, C. M. Ernst, M. Hirabayashi, O. S. Barnouin, E. Tatsumi, K. A. Otto, N. Schmitz, R. J. Wagner, R. Jaumann, H. Miyamoto, H. Kikuchi, R….
Spectral diversity of the inner belt primitive asteroid background population
Anicia Arredondo, Humberto Campins, Noemi Pinilla-Alonso, Julia de León, Vania Lorenzi, David Morate, Juan Luis Rizos, Mário De Prá IcarusIn Press, Journal Pre-proof, Available online 9 July 2021 LINK “Highlights • New NIR observations of…
Initial Descriptions of Asteroid Ryugu Samples Returned by Hayabusa2
Yada T., Abe M., Nakato A., Yogata K., Miyazaki A., Kumagai K., Hatakeda K., Okada T., Nishimura M., Furuya S., Yoshitake M., Iwamae A., Soejima H., Hitomi Y., Riu L., Lourit L., Pilorget C., Hamm…
Thermal Analysis and Constraints for the MASCOT Landing Site Selection on the Asteroid Ryugu
Barbara Cozzoni, Michael Maibaum, Maximilian Hamm Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 23 June 2021 LINK “Highlights • Application of Thermal Mathematical Models for landing site selection• Day-Night temperature is main criteria…
Hayabusa2 Operation for MASCOT Delivery to Ryugu Surface
Yuya Mimasu, Tatsuaki Okada, Yuto Takei, Takanao Saiki, Tra-Mi Ho, Aurelie Moussi, Yuichi Tsuda Planetary and Space ScienceAvailable online 24 June 2021 LINK “Highlights Hayabusa2 carries several rovers and one lander The lander, named MASCOT,…
Rotational states and shapes of Ryugu and Bennu: Implications for interior structure and strength
J.H. Roberts, O.S. Barnouin, M.G. Daly, K.J. Walsh, M.C. Nolan, R.T. Daly, P. Michel, Y. Zhang, M.E. Perry, G.A. Neumann, J.A. Seabrook, R.W. Gaskell, E.E. Palmer, J.R. Weirich, S. Watanabe, N. Hirata, Na. Hirata, S….
Anomalously porous boulders on (162173) Ryugu as primordial materials from its parent body
N. Sakatani, S. Tanaka, T. Okada, T. Fukuhara, L. Riu, S. Sugita, R. Honda, T. Morota, S. Kameda, Y. Yokota, E. Tatsumi, K. Yumoto, N. Hirata, A. Miura, T. Kouyama, H. Senshu, Y. Shimaki, T….
Resurfacing processes on asteroid (162173) Ryugu caused by an artificial impact of Hayabusa2’s Small Carry-on Impactor
Rie Honda, Masahiko Arakawa, Yuri Shimaki, Kei Shirai, Yasuhiro Yokota, Toshihiko Kadono, Koji Wada, Kazunori Ogawa, Ko Ishibashi, Naoya Sakatani, Satoru Nakazawa, Minami Yasui, Tomokatsu Morota, Shingo Kameda, Eri Tatsumi, Manabu Yamada, Toru Kouyama, Yuichiro…
Ejecta distribution from impact craters on Ryugu: Possible origin of the bluer units
Naoyuki Hirata, Ren Ikeya IcarusIn Press, Journal Pre-proof, Available online 15 April 2021 LINK “Highlights • We calculated the distribution of ejecta blankets from actual craters on Ryugu.• Ejecta emplacement could explain the bluish color…
Hayabusa2 Extended Mission: New Voyage to Rendezvous with a Small Asteroid Rotating with a Short PeriodOPEN ACCESS
M. Hirabayashi, Y. Mimasu, N. Sakatani, S. Watanabe, Y. Tsuda, T. Saiki, S. Kikuchi, T. Kouyama, M. Yoshikawa, S. Tanaka, S. Nakazawa, Y. Takei, F. Terui, H. Takeuchi, A. Fujii, T. Iwata, K. Tsumura, S….
Handling and Description of C-Type Asteroid Ryugu Samples Returned by Hayabusa2
T. Yada, Abe M., Nakato A., Yogata K., Miyazaki A. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2008 PDF “Hayabusa2 returned samples from C-type asteroid Ryugu last December. >5 grams of black…
Clast Populations Within the CM2.2 Brecciated Carbonaceaous Chondrite Aguas Zarcas: Implications for Understanding Aqueous Alteration on Ryugu
Clast Populations Within the CM2.2 Brecciated Carbonaceaous Chondrite Aguas Zarcas: Implications for Understanding Aqueous Alteration on Ryugu P. M. C. Martin, Lee M. R. 52nd Lunar and Planetary Science Conference (2021), Abstract #2068 “Petrological characterization…
The polymict carbonaceous breccia Aguas Zarcas: A potential analog to samples being returned by the OSIRIS‐REx and Hayabusa2 missionsOPEN ACCESS
Imene Kerraouch, Addi Bischoff, Michael E. Zolensky, Andreas Pack, Markus Patzek, Romy D. Hanna, Marc D. Fries, Dennis Harries, Yoko Kebukawa, Loan LeMotoo, ItoZia Rahman Meteoritics & Planetary ScienceFirst Published: 2 February 2021 LINK (OPEN…
Implications of High Polarization Degree for the Surface State of RyuguOPEN ACCESS
Daisuke Kuroda, Jooyeon Geem, Hiroshi Akitaya, Sunho Jin, Jun Takahashi, Koki Takahashi, Hiroyuki Naito, Kana Makino, Tomohiko Sekiguchi, Yoonsoo P. Bach, Jinguk Seo, Shuji Sato, Hiroshi Sasago, Koji S. Kawabata, Aoi Kawakami, Miyako Tozuka, Makoto…
CM carbonaceous chondrite falls and their terrestrial alterationOPEN ACCESS
Martin R. Lee, Luke Daly, Cameron Floyd, Pierre‐Etienne Martin Meteoritics & Planetary ScienceVersion of Record online: 18 January 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The CM carbonaceous chondrites provide unique insights into the composition of…
Thermally altered subsurface material of asteroid (162173) Ryugu
K. Kitazato, R. E. Milliken, T. Iwata, M. Abe, M. Ohtake, S. Matsuura, Y. Takagi, T. Nakamura, T. Hiroi, M. Matsuoka, L. Riu, Y. Nakauchi, K. Tsumura, T. Arai, H. Senshu, N. Hirata, M. A….
Spectral analysis of craters on (101955) Bennu
J.D.P. Deshapriya, M.A. Barucci, E.B. Bierhaus, S. Fornasier, P.H. Hasselmann, F. Merlin, B.E. Clark, A. Praet, M. Fulchignoni, A.A. Simon, Victoria E. Hamilton, E.A. Cloutis, C. Lantz, X.D. Zou, J.-Y. Li, D.C. Reuter, J.R. Brucato,…
Spectral characterization of the craters of Ryugu as observed by the NIRS3 instrument on-board Hayabusa2
L. Riu, C. Pilorget, R. Milliken, K. Kitazato, T. Nakamura, Y. Cho, M. Matsuoka, S. Sugita, M. Abe, S. Matsuura, M. Ohtake, S. Kameda, N. Sakatani, E. Tatsumi, Y. Yokota, T. Iwata IcarusIn Press, Journal…
Spectrophotometric analysis of the Ryugu rock seen by MASCOT: Searching for a carbonaceous chondrite analogOPEN ACCESS
Stefan Schröder, Katharina Otto, Hannah Scharf, Klaus-Dieter Matz, Nicole Schmitz, Frank Scholten, Stefano Mottola, Frank Trauthan, Alexander Koncz, Harald Michaelis, Ralf Jaumann, Tra-Mi Ho, Hikaru Yabuta, Seiji Sugita Submitted to Planetary Science Journal PDF (OPEN…
Microporosity and parent body of the rubble-pile NEA (162173) Ryugu
Wladimir Neumann, Matthias Grott, Mario Trieloff, Ralf Jaumann, Jens Biele, Maximilian Hamm, Ekkehard Kührt IcarusIn press, journal pre-proof, Available online 24 October 2020 LINK “Highlights • We investigate the porosity for ice-rich planetesimals of the…
Global-scale albedo and spectro-photometric properties of Ryugu from NIRS3/Hayabusa2, implications for the composition of Ryugu and the representativity of the returned samples
C. Pilorget, J. Fernando, L. Riu, K. Kitazato, T. Iwata IcarusIn Press, Journal Pre-proof, Available online 29 September 2020 LINK “Highlights • We use a Bayesian approach to derive the photometric parameters from NIRS3 data.•…
Impact Experiment on Asteroid (162173) Ryugu: Structure beneath the Impact Point Revealed by In Situ Observations of the Ejecta Curtain
Toshihiko Kadono, Masahiko Arakawa, Rie Honda, Ko Ishibashi, Kazunori Ogawa, Naoya Sakatani, Hirotaka Sawada, Yuri Shimaki, Kei Shirai, Seiji Sugita, and Koji Wada The Astrophysical Journal Letters, Volume 899, Number 1 LINK “An impact experiment…
Small Bodies Tell the Story of the Solar System: A Scientific Rationale for a Multi-Target Small Body Sample Return Program including the Earth-based Laboratory Analysis of Returned SamplesOPEN ACCESS
Seth A. Jacobson, Maitrayee Bose, Dennis Bodewits, Marc Fries, Devanshu Jha, Prajkta Mane, Larry Nittler, Scott Sandford, Michelle Thompson A White Paper submitted to the Planetary Science and Astrobiology Decadal Survey 2023-2032 PDF (OPEN ACCESS)…
Global photometric properties of (162173) RyuguOPEN ACCESS
E. Tatsumi, D. Domingue, S. Schröder, Y. Yokota, D. Kuroda, M. Ishiguro, S. Hasegawa, T. Hiroi, R. Honda, R. Hemmi, L. Le Corre, N. Sakatani, T. Morota, M. Yamada, S. Kameda, T. Koyama, H. Suzuki,…
Chemical assessment of the explosive chamber in the projector system of Hayabusa2 for asteroid samplingOPEN ACCESS
Yoshinori Takano, Keita Yamada, Chisato Okamoto, Hirotaka Sawada, Ryuji Okazaki, Kanako Sakamoto, Yoko Kebukawa, Kento Kiryu, Takazo Shibuya, Motoko Igisu, Hajime Yano, Shogo Tachibana & Hayabusa2 project team Earth, Planets and Space volume 72, Article…
The Albedo of Ryugu: Evidence for a High Organic Abundance, as Inferred from the Hayabusa2 Touchdown ManeuverOPEN ACCESS
Christian Potiszil, Ryoji Tanaka, Katsura Kobayashi, Tak Kunihiro, Eizo Nakamura Astrobiology, Vol. 20, No. 7Hypothesis ArticlePublished Online:8 Jul 2020 LINK (OPEN ACCESS) “The Hayabusa2 mission successfully collected samples from the asteroid Ryugu last year and…
Combining IR and X‐ray microtomography data sets: Application to Itokawa particles and to Paris meteorite
Zelia Dionnet, Rosario Brunetto, Alice Aléon‐Toppani, Stefano Rubino, Donia Baklouti, Ferenc Borondics, Anne‐Cécile Buellet, Zahia Djouadi, Andrew King, Tomoki Nakamura, Alessandra Rotundi, Christophe Sandt, David Troadec, Akira Tsuchiyama Meteoritics & Planetary ScienceVersion of Record online:30…
Advances in Cosmochemistry Enabled by Antarctic MeteoritesOPEN ACCESS
Meenakshi Wadhwa, Timothy J. McCoy, and Devin L. Schrader Annual Review of Earth and Planetary Sciences Vol. 48:233-258 (Volume publication date May 2020)First published as a Review in Advance on January 8, 2020 LINK (OPEN…
Collisional formation of top-shaped asteroids and implications for the origins of Ryugu and BennuOPEN ACCESS
P. Michel, R.-L. Ballouz, O. S. Barnouin, M. Jutzi, K. J. Walsh, B. H. May, C. Manzoni, D. C. Richardson, S. R. Schwartz, S. Sugita, S. Watanabe, H. Miyamoto, M. Hirabayashi, W. F. Bottke, H….
Classification of CM chondrite breccias—Implications for the evaluation of samples from the OSIRIS‐REx and Hayabusa 2 missionsOPEN ACCESS
Sarah Lentfort, Addi Bischoff, Samuel Ebert, Markus Patzek Meteoritics & Planetary ScienceVersion of Record online: 25 May 2020 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “CM chondrites are complex impact (mostly regolith) breccias, in which lithic clasts…
Concerns of Organic Contamination for Sample Return Space MissionsOPEN ACCESS
Queenie Hoi Shan Chan, Rhonda Stroud, Zita Martins & Hikaru Yabuta Space Science Reviews volume 216, Article number: 56 (2020) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Analysis of organic matter has been one of the major…
Sample collection from asteroid (162173) Ryugu by Hayabusa2: Implications for surface evolution
T. Morota, S. Sugita, Y. Cho, M. Kanamaru, E. Tatsumi, N. Sakatani, R. Honda, N. Hirata, H. Kikuchi, M. Yamada, Y. Yokota, S. Kameda, M. Matsuoka, H. Sawada, C. Honda, T. Kouyama, K. Ogawa, H….
Concepts of the Small Body Sample Return Missions – the 1st 10 Million Year Evolution of the Solar System
Yangting Lin, Yonghe Zhang, Sen Hu, Yuchen Xu, Weijia Zhou, Shijie Li, Wei Yang, Yang Gao, Mingtao Li, Qingzhu Yin, Douglas Lin & Wing Ip Space Science Reviews, Volume 216, Article number: 45 (2020)Published: 20…
Linking mineralogy and spectroscopy of highly aqueously altered CM and CI carbonaceous chondrites in preparation for primitive asteroid sample returnOPEN ACCESS
H. C. Bates, A. J. King, K. L. Donaldson Hanna, N. E. Bowles, S. S. Russell Meteoritics & Planetary Science First Published: 19 November 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The highly hydrated, petrologic…
Advanced Curation of Astromaterials for Planetary ScienceOPEN ACCESS
Francis M. McCubbin, Christopher D. K. Herd, Toru Yada, Aurore Hutzler, Michael J. Calaway, Judith H. Allton, Cari M. Corrigan, Marc D. Fries, Andrea D. Harrington, Timothy J. McCoy, Julie L. Mitchell, Aaron B. Regberg,…
Space weathering induced formation of hydrogen sulfide (H2S) and hydrogen disulfide (H2S2) in the Murchison meteorite
Cheng Zhu, Sándor Góbi, Matthew J. Abplanalp, Robert Frigge, Jeffrey J. Gillis‐Davis, Ralf I. Kaiser JGR Planets First published: 21 October 2019 LINK “Theoretical calculations and experimental simulations indicate that the surprisingly low sulfur abundance…
Images from the surface of asteroid Ryugu show rocks similar to carbonaceous chondrite meteorites
R. Jaumann, N. Schmitz, T.-M. Ho, S. E. Schröder, K. A. Otto, K. Stephan, S. Elgner, K. Krohn, F. Preusker, F. Scholten, J. Biele, S. Ulamec, C. Krause, S. Sugita, K.-D. Matz, T. Roatsch, R….
Low thermal conductivity boulder with high porosity identified on C-type asteroid (162173) Ryugu
M. Grott, J. Knollenberg, M. Hamm, K. Ogawa, R. Jaumann, K. A. Otto, M. Delbo, P. Michel, J. Biele, W. Neumann, M. Knapmeyer, E. Kührt, H. Senshu, T. Okada, J. Helbert, A. Maturilli, N. Müller,…
Using Dust Shed from Asteroids as Microsamples to Link Remote Measurements with Meteorite ClassesOPEN ACCESS
Barbara A. Cohen, Jamey R. Szalay, Andrew S. Rivkin, Jacob A. Richardson, Rachel E. Klima, Carolyn M. Ernst, Nancy L. Chabot, Zoltan Sternovsky, Mihaly Horányi Accepted for publication in Meteoritics and Planetary Science, May 30,…
The geomorphology, color, and thermal properties of Ryugu: Implications for parent-body processes
S. Sugita, R. Honda, T. Morota, S. Kameda, H. Sawada, E. Tatsumi, M. Yamada, C. Honda, Y. Yokota, T. Kouyama, N. Sakatani, K. Ogawa, H. Suzuki, T. Okada, N. Namiki, S. Tanaka, Y. Iijima, K….
The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy
K. Kitazato, R. E. Milliken, T. Iwata, M. Abe, M. Ohtake, S. Matsuura, T. Arai, Y. Nakauchi, T. Nakamura, M. Matsuoka, H. Senshu8 N. Hirata, T. Hiroi, C. Pilorget, R. Brunetto, F. Poulet, L. Riu,…
UV to FIR Reflectance Spectroscopy of Fresh Carbonaceous Chondrite, Mukundpura Meteorite: A Potential Analogue to JAXA Hayabusa 2’s Target Ryugu
I. Varatharajan, A. Maturilli, B. Sivaraman, J. Helbert, J. K. Meka, S. Vijayan, A. Bhardwaj, K. Otto 50th Lunar and Planetary Science Conference (2019), Abstract #2247 PDF abstract
The alteration history of the Jbilet Winselwan CM carbonaceous chondrite: An analog for C‐type asteroid sample returnOPEN ACCESS
A. J. King, S. S. Russell, P. F. Schofield, E. R. Humphreys‐Williams, S. Strekopytov, F. A. J. Abernethy, A. B. Verchovsky, M. M. Grady Meteorit Planet Sci. doi:10.1111/maps.13224 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Jbilet…
Hyperspectral FTIR imaging of irradiated carbonaceous meteorites
R. Brunetto, C. Lantz, Z. Dionnet, F. Borondics, A. Aléon-Toppani, D. Baklouti, M.A. Barucci, R.P. Binzel, Z. Djouadi, K. Kitazato, C. Pilorget Planetary and Space Science Available online 8 May 2018 LINK “Highlights • We…
Spectral reflectance “deconstruction” of the Murchison CM2 carbonaceous chondrite and implications for spectroscopic investigations of dark asteroids
Edward A. Cloutis, Valerie B. Pietrasz, Cain Kiddell, Matthew R.M. Izawa, Pierre Vernazza, Thomas H. Burbine, Francesca DeMeo, Kimberly T. Tait, James F. Bell III, Paul Mann, Daniel M. Applin, Vishnu Reddy Icarus, Volume 305,…
Ground-based Characterization of Hayabusa2 Mission Target Asteroid 162173 Ryugu: Constraining Mineralogical Composition in Preparation for Spacecraft OperationsOPEN ACCESS
Lucille Le Corre, Juan A. Sanchez, Vishnu Reddy, Driss Takir, Edward A. Cloutis, Audrey Thirouin, Kris J. Becker, Jian-Yang Li, Seiji Sugita, Eri Tatsumi PDF (OPEN ACCESS) “Asteroids that are targets of spacecraft missions are…
An evaluation method of reflectance spectra to be obtained by Hayabusa2 Near-Infrared Spectrometer (NIRS3) based on laboratory measurements of carbonaceous chondritesOPEN ACCESS
Moe Matsuoka, Tomoki Nakamura, Takahito Osawa, Takahiro Iwata, Kohei Kitazato, Masanao Abe, Yusuke Nakauchi, Takehiko Arai, Mutsumi Komatsu, Takahiro Hiroi, Naoya Imae, Akira Yamaguchi, Hideyasu Kojima Earth, Planets and Space December 2017, 69:120 First Online:04…
Ion irradiation of carbonaceous chondrites: a new view of space weathering on primitive asteroids
C. Lantz, R. Brunetto, M.A. Barucci, S. Fornasier, D. Baklouti, J. Bourçois, M. Godard Icarus In Press, Accepted Manuscript, Available online 16 December 2016 LINK “Highlights • New ion irradiations on several carbonaceous chondrites to…
Characterising the CI and CI-like carbonaceous chondrites using thermogravimetric analysis and infrared spectroscopy
Ashley King, Jake Solomon, Paul Schofield, Sara Russell Earth, Planets and Space 2015, 67:198 (9 December 2015) doi:10.1186/s40623-015-0370-4 LINK (open access) “The CI and CI-like chondrites provide a record of aqueous alteration in the early…
