Nitrogen- and oxygen-rich organic material indicative of polymerization in pre-aqueous cryochemistry on Bennu’s parent bodyOPEN ACCESS
Scott A. Sandford, Zack Gainsforth, Michel Nuevo, Matthew A. Marcus, Hans A. Bechtel, Ryan C. Ogliore, Clive Jones, Gerardo Dominguez, Daniel P. Glavin, Jason P. Dworkin, Timothy J. McCoy, Sara S. Russell, Thomas J. Zega,…
Abundant supernova dust and heterogeneous aqueous alteration revealed by stardust in two lithologies of asteroid BennuOPEN ACCESS
Ann N. Nguyen, Laura B. Seifert, Kei Shimizu, Kathie Thomas-Keprta, Loan Le, Lindsay P. Keller, Simon J. Clemett, Zia Rahman, Jessica J. Barnes, Harold C. Connolly Jr. & Dante S. Lauretta Nature Astronomy, Published: 02…
Nondestructive analysis of Bennu samples toward comparative studies with Ryugu samplesOPEN ACCESS
Ryota Fukai, Masahiro Nishimura, Koki Yumoto, Yuichiro Cho, Yuta Shimizu, Moe Matsuoka, Eri Tatsumi, Soichiro Furukawa, Ryosuke Sakurai, Toru Yada, Kentaro Hatakeda, Kasumi Yogata, Yuma Enokido, Rui Tahara, Akiko Miyazaki, Seiya Kawasaki, Rei Kanemaru, Seiji…
Prebiotic organic compounds in samples of asteroid Bennu indicate heterogeneous aqueous alterationOPEN ACCESS
Angel Mojarro, José C. Aponte, Jason P. Dworkin, Jamie E. Elsila, Daniel P. Glavin, Harold C. Connolly Jr., and Dante S. Lauretta PNAS, 122 (49) e2512461122, November 24, 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “NASA’s…
Sulfur-bearing serpentine in carbonaceous chondritesOPEN ACCESS
N. Topping, J. C. Bridges, L. J. Hicks, L. Petera, C. S. Allen, J. Ryu, D. G. Hopkinson, M. Danaie, L. Blase, F. M. Willcocks, G. Douglas, H. G. Changela, T. Noguchi, T. Matsumoto, A….
Bennu and Ryugu constituents from samples IR analyses and potential source of terrestrial planets’ ingredientsOPEN ACCESS
C. Pilorget, T. Okada, J.-P. Bibring, D. Loizeau, K. Hatakeda, L. Nardelli, L. Riu, R. Sheppard, T. Jiang, M. Mahlke, R. Brunetto, D. Baklouti, R. Fukai, M. Abe, A. Aléon-Toppani, Y. Enokido, V. Hamm, S….
JAXA curation for Bennu samples returned by the NASA’s OSIRIS-REx missionOPEN ACCESS
Rui Tahara, Kentaro Hatakeda, Masahiro Nishimura, Kasumi Yogata, Ryota Fukai, Akiko Miyazaki, Toru Yada, Yuma Enokido, Masanao Abe, Seiya Kawasaki, Ryosuke Sakurai, Tatsuaki Okada, Cedric Pilorget, Jean-Pierre Bibring, Vincent Hamm, Lionel Lourit, Damien Loizeau, Lucie…
Psyche Mission Description and Design RationaleOPEN ACCESS
Carol A. Polanskey, Linda T. Elkins-Tanton, James F. Bell III, Eleanor K. Alonge, Sarah H. Bairstow, Richard P. Binzel, Abhijit Biswas, Luke Bury, Ernest Cisneros, Dongsuk Han, Insoo Jun, William M. Klipstein, David J. Lawrence,…
Elastic Properties of Returned Samples From Asteroid (162173) RyuguOPEN ACCESS
Keisuke Onodera, Yuta Ino, Satoshi Tanaka, Taichi Kawamura, Takuya Ishizaki, Rei Kanemaru, Ryota Fukai, Takeshi Tsuji, Tomoki Nakamura, Daisuke Nakashima, Masayuki Uesugi, Shogo Tachibana, Seiji Sugita, Hisayoshi Yurimoto, Takaaki Noguchi, Ryuji Okazaki, Hikaru Yabuta, Hiroshi…
Noble gases and nitrogen in material from asteroid BennuOPEN ACCESS
B. Marty, L. Zimmermann, E. Füri, D. V. Bekaert, J. J. Barnes, A. N. Nguyen, H. C. Connolly, D. S. Lauretta MAPS, Version of Record online: 02 October 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We…
3D SR-μXCT analysis for lithology detection: Application to Ryugu sample A0159OPEN ACCESS
Léna Jossé, Zélia Dionnet, Alice Aléon-Toppani, Rosario Brunetto, Andrew King, Emmanuel Gardés, Eva Heripré, Damien Loizeau, Sasha Cryan, Kentaro Hatakeda MAPS, Version of Record online: 02 October 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Extraterrestrial breccia…
Hayabusa2 extended mission target asteroid 1998 KY26 is smaller and rotating faster than previously knownOPEN ACCESS
T. Santana-Ros, P. Bartczak, K. Muinonen, A. Rożek, T. Müller, M. Hirabayashi, D. Farnocchia, M. Micheli, R. E. Cannon, M. Brozović, O. Hainaut, D. Oszkiewicz, A. K. Virkki, L. A. M. Benner, A. Campo Bagatin,…
Ge, Te, and Zn isotopic link between Ryugu and CI chondritesOPEN ACCESS
E. Wölfer, J. Hellmann, C. Burkhardt, T. Kleine Geochemical Perspectives Letters, V37, Received 12 May 2025, Accepted 15 August 2025, Published 17 September 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Analyses of samples returned from asteroid…
Late fluid flow in a primitive asteroid revealed by Lu–Hf isotopes in Ryugu
Tsuyoshi Iizuka, Takazo Shibuya, Takehito Hayakawa, Tetsuya Yokoyama, Ikshu Gautam, Makiko K. Haba, Kengo T. M. Ito, Yuki Hibiya, Akira Yamaguchi, Yoshinari Abe, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo,…
Placing asteroid Bennu’s organic solids in molecular and elemental context with those in aqueously altered carbonaceous chondrites
George D. Cody, Conel M. O’D. Alexander, Dionysis I. Foustoukos, Robert M. Hazen, Daniel P. Glavin, Jason P. Dworkin, Yoshihiro Furakawa, Toshiki Koga, Harold C. Connolly Jr., Dante S. Lauretta Geochimica et Cosmochimica Acta, In…
Prospects of a New L5 Trojan Flyby Target for the Lucy MissionOPEN ACCESS
Luis E. Salazar Manzano, David W. Gerdes, Kevin J. Napier, Hsing Wen Lin (林省文), Fred C. Adams, Tessa Frincke, Simone Marchi, Keith S. Noll and John Spencer The Planetary Science Journal, Volume 6, Number 9,…
The variety and origin of materials accreted by Bennu’s parent asteroidOPEN ACCESS
J. J. Barnes, A. N. Nguyen, F. A. J. Abernethy, K. Bajo, D. V. Bekaert, E. Bloch, G. A. Brennecka, H. Busemann, J. S. Cowpe, S. A. Crowther, M. Ek, L. J. Fawcett, M. A….
Space weathering effects in Bennu asteroid samplesOPEN ACCESS
L. P. Keller, M. S. Thompson, L. B. Seifert, L. E. Melendez, K. L. Thomas-Keprta, L. Le, C. J. Snead, K. C. Welten, K. Nishiizumi, M. W. Caffee, J. Masarik, H. Busemann, D. Krietsch, C….
Mineralogical evidence for hydrothermal alteration of Bennu samplesOPEN ACCESS
T. J. Zega, T. J. McCoy, S. S. Russell, L. P. Keller, Z. Gainsforth, S. A. Singerling, V. R. Manga, C. Harrison, G. Libourel, B. S. Prince, K. Thomas-Keprta, A. King, M. Portail, V. Guigoz,…
Rotational Light Curve, phase, and visible colors of (52246) Donaldjohanson throughout Lucy Mission Flyby
A.C. Souza-Feliciano, F.L. Rommel, B.E. Morgado, L.M. Catani Icarus, In Press, Journal Pre-proof, Available online 20 August 2025 LINK ” Highlights “The main belt asteroid (52246) Donaldjohanson was visited on April 20th of 2025 by…
JWST Spectroscopy of (142) Polana: Connection to NEAs (101955) Bennu and (162173) RyuguOPEN ACCESS
Anicia Arredondo, Tracy M. Becker, Maggie M. McAdam, Andrew S. Rivkin, Stephanie Jarmak and Ian Wong The Planetary Science Journal, Volume 6, Number 8, Published: 18 August 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The new…
Feasibility of in situ K-Ar isochron dating on Mars: assessment using the mineralogy of Martian meteoritesOPEN ACCESS
Hikaru Hyuga, Yuichiro Cho, Yayoi N. Miura, Takashi Mikouchi, Seiji Sugita MAPS, Version of Record online: 07 August 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Dating rocks with a 2σ precision of 200 Ma is required to…
Intercepting 3I/ATLAS at Closest Approach to Jupiter with the Juno spacecraftOPEN ACCESS
Abraham Loeb, Adam Hibberd, Adam Crowl Draft version July 30, 2025 PDF (OPEN ACCESS) The interstellar object 3I/ATLAS is expected to arrive at a distance of 53.56(±0.45) million km (0.358 ± 0.003 au) from Jupiter…
Magnesium phosphate in the Cold Bokkeveld (CM2) carbonaceous chondriteOPEN ACCESS
Martin R. Lee, Tobias Salge, Ian Maclaren MAPS, Version of Record online: 28 July 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Hydrous Mg-phosphate was first described from astromaterials in particles returned from the C-type asteroid Ryugu,…
Experimental constraints on the shock history of CI chondrites and Ryugu grainsOPEN ACCESS
Toru Nakahashi, Masaaki Miyahara, Akira Yamaguchi, Takamichi Kobayashi, Hitoshi Yusa, Masashi Miyakawa, Naotaka Tomioka, Yuto Takaki, Takaaki Noguchi, Toru Matsumoto, Akira Miyake, Yohei Igami, Yusuke Seto LINK + PDF (OPEN ACCESS) “Highlight “C-type asteroids, which…
Amides from the carbonaceous asteroid (162173) Ryugu: Nanoscale spectral and isotopic characterizations
L. G. Vacher, V. T. H. Phan, L. Bonal, M. Iskakova, O. Poch, P. Beck, E. Quirico, R. C. Ogliore MAPS, Version of Record online: 25 July 2025 LINK “C-type asteroids, such as asteroid (162173)…
Lucy Mission Search Plans for Activity around Its Jovian Trojan Flyby TargetsOPEN ACCESS
S. Alan Stern, Carly Howett, Neil Dello Russo, Harold A. Weaver, James F. Bell III, Dennis Reuter, Amy Simon, Hannah Kaplan, Keith Noll, John Spencer The Planetary Science Journal, Volume 6, Number 7, Published 2025…
The Hera Space Mission in the Context of Small Near-Earth Asteroid Missions in the Past, Present and Future
Patrick Michel, Michael Küppers, Alan Fitzsimmons, Simon Green, Monica Lazzarin, Stephan Ulamec, Paul Abell, Seiji Sugita, Adriano Campo Bagatin, Benoit Carry, Sébastien Charnoz, Julia de León, Fabio Ferrari, Alain Hérique, Martin Jutzi, Özgür Karatekin, Tomas…
Abundant microchondrules in 162173 Ryugu suggest a turbulent origin for primitive asteroidsOPEN ACCESS
Matthew J. Genge, Natasha V. Almeida, Matthias van Ginneken, Lewis Pinault, Tobias Salge, Penelope J. Wozniakiewicz, Hajime Yano & Steven J. Desch Nature Communications, Volume 16, Article number: 6466 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Chondrules…
The Feasibility of a Spacecraft Flyby with the Third Interstellar Object 3I/ATLAS from Earth or MarsOPEN ACCESS
Atsuhiro Yaginuma, Tessa Frincke, Darryl Z. Seligman, Kathleen Mandt, Daniella N. DellaGiustina, Eloy Peña-Asensio, Aster G. Taylor, Michael C. Nolan Submitted to AAS Journals, draft version July 22, 2025 PDF (OPEN ACCESS) “We investigate the…
Thermal-IR Observations of (152830) Dinkinesh during the Lucy Mission FlybyOPEN ACCESS
Samuel L. Jackson, Joshua P. Emery, Benjamin Rozitis, Philip R. Christensen, John R. Spencer, Stefano Mottola, Victoria E. Hamilton, Carly J. A. Howett, Simone Marchi, Keith S. Noll The Planetary Science Journal, Volume 6, Number…
Solar System’s earliest solids as tracers of the accretion region of Ryugu and Ivuna-type carbonaceous chondritesOPEN ACCESS
Noriyuki Kawasaki, Sota Arakawa, Yushi Miyamoto, Naoya Sakamoto, Daiki Yamamoto, Sara S. Russell & Hisayoshi Yurimoto Communications Earth & Environment, Volume 6, Article number: 537, Published: 16 July 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Samples…
Curation and Storage of Astromaterials: A Magnetic Perspective
Jérôme Gattacceca, Clara Maurel, Aurore Hutzler, Pierre Rochette & Benjamin P. Weiss Space Science Reviews, Volume 221, article number 67, Published: 08 July 2025 LINK “In this exciting new era of sample return space missions…
NASA’S Lucy Mission to Trojan Asteroids: Unraveling the History of the Outer Solar SystemOPEN ACCESS
Harold F. Levison, Simone Marchi, Keith S. Noll, John R. Spencer, Catherine B. Olkin & Thomas S. Statler Space Science Reviews, Volume 221, article number 63, Published: 03 July 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS)…
Surface Ages for the Sample Return Asteroids Bennu, Ryugu, and ItokawaOPEN ACCESS
William F. Bottke, Alex J. Meyer, David Vokrouhlický, David Nesvorný, Edward B. Bierhaus, Daniella N. DellaGiustina, Rachael Hoover, Harold C. Connolly and Dante S. Lauretta The Planetary Science Journal, Volume 6, Number 6, Published 2025…
Na, Ca carbonates in OSIRIS-REx samples: evidence for low-temperature, Na-bearing Brines on Bennu’s Parent BodyOPEN ACCESS
S.A. Singerling, F.E. Brenker, B. Tkalcec, S.S. Russell, T.J. Zega, T.J. McCoy, H.C. Connolly Jr., D.S. Lauretta Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 27 June 2025 LINK + PDF (OPEN ACCESS) “We…
Moon Meteorite Dar al Gani 400: Utilizing Mössbauer and Raman Spectroscopy for Extraterrestrial ResearchOPEN ACCESS
René Groß, Christoph Wetzel, Lei Zheng, Christoph Kahra, Justus Pawlak, Kevin Tran, Maximilian Seydi Kilic, Harald Gaber, Bernhard Roth, and Franz Renz ACS Earth and Space Chemistry, Publication Date (Web): June 23, 2025 LINK (OPEN…
Abiotic sugars in (162173) Ryugu and the primitive CI carbonaceous chondrite OrgueilOPEN ACCESS
Cornelia Meinert, Vanessa Leyva, Manuel Robert, Raphaël Pepino, Jana Bocková, preprint, 19 June 2025 LINK (OPEN ACCESS)PDF (DOWNLOAD) “The unequal distribution of prebiotic organic compounds in meteorites—where amino acids and nucleobases are commonly detected but…
The nanoscale molecular chemistry of outer solar system organic matter in asteroid RyuguOPEN ACCESS
Christian Vollmer, Demie Kepaptsoglou, Johannes Lier, Aleksander B. Mosberg, Quentin M. Ramasse Preprint, submitted on June 16 2025 PDF (OPEN ACCESS) “The analysis of biorelevant molecules in returned mission samples such as from the carbonaceous…
Insights into pyroxene-dominated surfaces and implications for ongoing space exploration missionsOPEN ACCESS
B.G. Rider-Stokes, E. Branagan-Harris, K. Markus, J.F. Snape, S.L. Jackson, S.S. Russell, R.C. Greenwood, T.H. Burbine, M.J. Whitehouse, D.A. Rothery, L.F. White, M.M. Grady IcarusAvailable online 18 June 2025, 116713 LINK + PDF (OPEN ACCESS)…
Experimental simulations of space weathering on pentlanditeOPEN ACCESS
L. C. Chaves, M. S. Thompson, C. A. Dukes, M. J. Loeffler, M. F. Martinez-Motta, H. Vannier, B. H. N. Horgan, N. Smith, K. Ardrey MAPS, Version of Record online: 31 May 2025 LINK (OPEN…
Djerfisherite in a Ryugu grain: A clue to localized heterogeneous conditions or material mixing in the early solar system
Masaaki Miyahara, Takaaki Noguchi, Akira Yamaguchi, Toru Nakahashi, Yuto Takaki, Toru Matsumoto, Naotaka Tomioka, Akira Miyake, Yohei Igami, Yusuke Seto MAPS, Version of Record online: 28 May 2025 LINK “Djerfisherite, a K-bearing Fe-Ni sulfide, was…
Silicate–sulfide interaction within quenched melts of space weathered Ryugu grainsOPEN ACCESS
Sylvain Laforet, Hugues Leroux, Corentin Le Guillou, Maya Marinova, Adrien Néri, Adrien Teurtrie, Francisco de la Peña, Damien Jacob, Alexandre Fadel, David Troadec MAPS, Version of Record online: 26 May 2025 LINK(OPEN ACCESS)PDF (OPEN ACCESS)…
Sample Return Missions: Rosetta Stones Returned from the First Small Bodies in the Solar SystemOPEN ACCESS
Tomoki Nakamura, Cecile Engrand, Michael Zolensky, Victoria E. Hamilton & Abigail A. Fraeman Space Science Reviews, Volume 221, article number 44, Published: 12 May 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “It is now possible to…
“CY1” Chondrites Produced by Impact Dehydration of the CI Chondrite Parent BodyOPEN ACCESS
Ke Zhu (朱柯), Nao Nakanishi, Jan Render, Quinn R. Shollenberger, Tetsuya Yokoyama, Akira Ishikawa, and Lu Chen The Astrophysical Journal Letters, Volume 984, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The recently proposed Yamato-type (CY)…
Oued Chebeika 002: A new CI1 meteorite linked to outer solar system bodiesOPEN ACCESS
J. Gattacceca, M. Gounelle, B. Devouard, J.-A. Barrat, L. Bonal, A. J. King, C. Maurel, P. Beck, M. Roskosz, J.-C. Viennet, D. Mukherjee, N. Dauphas, P. R. Heck, T. Yokoyama, K. López García, O. Poch,…
Near-infrared spectral variation in Ryugu particles and implication for rapid space weathering by solar UV radiationOPEN ACCESS
S. Furukawa, T. Okada, K. Hatakeda, R. Kanemaru, K. Yogata, T. Yada, M. Abe, T. Usui, C. Pilorget, V. Hamm, R. Brunetto, D. Loizeau, L. Riu, T. Le Pivert-Jolivet, S. Sasaki, Y. Egashira, T. Hiroi,…
Magnetization of Iron Meteorites up to the Meter in Size as Possible Analogs for Asteroid PsycheOPEN ACCESS
Clara Maurel, Elise Clavé, Jérôme Gattacecca, Minoru Uehara, Elias N. Mansbach, Timothy J. McCoy, Benjamin P. Weiss JGR PlanetsFirst published: 23 April 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Meteorite paleomagnetic studies indicate planetesimal generated magnetic…
A small core in Vesta inferred from Dawn’s observationsOPEN ACCESS
R. S. Park, A. I. Ermakov, A. S. Konopliv, A. T. Vaughan, N. Rambaux, B. G. Bills, J. C. Castillo-Rogez, R. R. Fu, S. A. Jacobson, S. T. Stewart & M. J. Toplis Nature Astronomy,…
Overview of the findings for samples returned from Ryugu and implications for early Solar System processes
Monica M. Grady, M. Ito, R. C. Greenwood, A. Yamaguchi, T. H. Burbine, M. Anand & V. Debaille Nature Astronomy LINK “The Hayabusa2 spacecraft brought samples to Earth from asteroid (162173) Ryugu in December 2020….
An overview of the petrography and petrology of particles from aggregate sample from asteroid BennuOPEN ACCESS
Harold C. Connolly Jr, Dante S. Lauretta, Timothy J. McCoy, Sara S. Russell, Pierre Haenecour, Anjani Polit, Jessica J. Barnes, Thomas J. Zega, Hisayoshi Yurimoto, Noriyuki Kawasaki, Kevin Righter, Guy Libourel, Marc Portail, Vincent Guigoz,…
NH-rich organic compounds from the carbonaceous asteroid (162173) Ryugu: nanoscale spectral and isotopic characterizationsOPEN ACCESS
L. G. Vacher, V. T. H. Phan, L. Bonal, M. Iskakova, O. Poch, P. Beck, E. Quirico, R. C. Ogliore Submitted to Meteoritics and Planetary Science – December 26, 2024 PDF (OPEN ACCESS) “The detection…
A Pre-flyby View on the Origin of Asteroid Donaldjohanson, a Target of the NASA Lucy MissionOPEN ACCESS
Simone Marchi, David Vokrouhlický, David Nesvorný, William F. Bottke, Josef Ďurech and Harold F. Levison The Planetary Science Journal, Volume 6, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) PDF 2 (OPEN ACCESS) “The NASA Lucy…
The refractory-to-ice ratio in comet 67P: Implications on the composition of the comet-forming region of the protoplanetary disk
Raphael Marschall, Alessandro Morbidelli, Yves Marrocchi Planetary and Space ScienceAvailable online 18 February 2025 LINK “Highlights “Comets, asteroids, and other small bodies are thought to be remnants of the original planetesimal population of the Solar…
In situ analysis of soluble organic compounds in Hayabusa Category 3 particlesOPEN ACCESS
Minako Hashiguchi, Hiroshi Naraoka, Masayuki Uesugi, Toru Yada & Masanao Abe Earth, Planets and Space, Published: 14 February 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “In this study, two Category 3 carbonaceous particles (RB-CV-0008 and RB-CV-0031)…
Low-Temperature Aqueous Alteration of ChondritesOPEN ACCESS
Martin R. Lee, Conel M. O’D. Alexander, Addi Bischoff, Adrian J. Brearley, Elena Dobrică, Wataru Fujiya, Corentin Le Guillou, Ashley J. King, Elishevah van Kooten, Alexander N. Krot, Jan Leitner, Yves Marrocchi, Markus Patzek, Michail…
Oued Chebeika 002: Expanding the CI Chondrite Inventory
Sadaka C.* Gattacceca J. Gounelle M. Barrat J. A. Devouard B. et al. 56th LPSC abstract 2208 LINK (PDF) We present our initial data on Oued Chebeika 002, a new CI1 chondrite, and compare it…
Low thermal inertia of (162173) Ryugu a result of horizontal cracks in bouldersOPEN ACCESS
Maximilian Hamm, Moritz Strauß, Matthias Grott, Jörg Knollenberg, Robert Luther, Jens Biele, Hiroki Senshu IcarusAvailable online 30 January 2025 LINK + PDF (OPEN ACCESS) “Highlights “Observations of the diurnal variations of the surface temperature of…
The solar system Fe/Mg ratioOPEN ACCESS
D. S. Burnett, A. J. G. Jurewicz, D. S. Woolum, Y. Guan, V. S. Heber, R. Hervig, M. Humayun, K. D. McKeegan, L. R. Nittler, C. T. Olinger, D. B. Reisenfeld, J. Wang MAPS, Version…
Abundant ammonia and nitrogen-rich soluble organic matter in samples from asteroid (101955) BennuOPEN ACCESS
Daniel P. Glavin, Jason P. Dworkin, Conel M. O’D. Alexander, José C. Aponte, Allison A. Baczynski, Jessica J. Barnes, Hans A. Bechtel, Eve L. Berger, Aaron S. Burton, Paola Caselli, Angela H. Chung, Simon J….
Iron and copper sulfides in asteroid (162173) Ryugu: Formation conditions and a comparison to the CI and CY chondritesOPEN ACCESS
C. S. Harrison, A. J. King, R. H. Jones, S. S. Russell, T. Nakamura, H. Yurimoto, T. Noguchi, R. Okazaki, H. Yabuta, H. Naraoka, K. Sakamoto, S. Tachibana, T. Yada, M. Nishimura, A. Nakato, A….
Constraining the history of water and climate on Mars through light element stable isotope analysis of volatiles in returned martian samplesOPEN ACCESS
Monica M. Grady PNAS, January 6, 2025, 122 (2) e2404260121 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Much has been learned about Mars through data returned from space missions and analyses of martian meteorites. There are, however,…
What we can learn about Mars from the magnetism of returned samplesOPEN ACCESS
Benjamin P. Weiss, Elias N. Mansbach, Clara Maurel, Courtney J. Sprain, Nicholas L. Swanson-Hysell, and Wyn Williams PNAS, January 6, 2025, 122 (2) e2404259121 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Red Planet is a magnetic…
The value of returning a sample of the Martian atmosphereOPEN ACCESS
Timothy D. Swindle, Andreas Pack, Susanne P. Schwenzer, and Edward D. Young PNAS, January 6, 2025, 122 (2) e2404258121 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The elemental and isotopic abundances of major species in the Martian…
Sampling Mars: Geologic context and preliminary characterization of samples collected by the NASA Mars 2020 Perseverance Rover MissionOPEN ACCESS
Christopher D. K. Herd, Tanja Bosak, Elisabeth M. Hausrath, Keyron Hickman-Lewis, Lisa E. Mayhew, David L. Shuster, Sandra Siljeström, Justin I. Simon, Benjamin P. Weiss, Meenakshi Wadhwa, Maria-Paz Zorzano, Justin N. Maki, Kenneth A. Farley,…
Organic matter and biomarkers: Why are samples required?OPEN ACCESS
Mark A. Sephton, Andrew Steele, Frances Westall, and Florence Schubotz PNAS, January 6, 2025, 122 (2) e2404256121 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The search for evidence of past prebiotic or biotic activity on Mars will…
A tale of two planets: Disparate evolutionary models for Mars inferred from radiogenic isotope compositions of Martian meteoritesOPEN ACCESS
Lars E. Borg and Thomas S. Kruijer PNAS, January 6, 2025, 122 (2) e2404257121 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The radiogenic isotopic compositions of basaltic Martian meteorites (shergottites) and clinopyroxene/olivine cumulate meteorites (nakhlite/chassignites) are used…
Mars Sample Return: From collection to curation of samples from a habitable worldOPEN ACCESS
Francis M. McCubbin, Kenneth A. Farley, Andrea D. Harrington, Aurore Hutzler, and Caroline L. Smith PNAS, January 6, 2025, 122 (2) e24042531 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “NASA’s Mars 2020 mission has initiated collection of…
Fundamental constraints and questions from the study of martian meteorites and the need for returned samplesOPEN ACCESS
Arya Udry, Amanda M. Ostwald, James M.D. Day, and Lydia J. Hallis PNAS, January 6, 2025, 122 (2) e2404254121 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Physical materials from planetary bodies are crucial for understanding fundamental processes…
Methylene-to-methyl ratio variability in Ryugu samples: Clues to a heterogeneous aqueous alteration
Zélia Dionnet, Zahia Djouadi, Lukas Delaye, Lucas Caron, Rosario Brunetto, Alice Aléon-Toppani, Cateline Lantz, Stefano Rubino, Donia Baklouti, Tomoki Nakamura, Ferenc Borondics, Christophe Sandt, Megumi Matsumoto, Kana Amano, Tomoyo Morita, Hisayoshi Yurimoto, Takaaki Noguchi, Ryuji…
Zirconium isotope composition indicatess-process depletion in samples returned from asteroid RyuguOPEN ACCESS
Maria Schönbächler, Manuela A. Fehr, Tetsuya Yokoyama, Ikshu Gautam, Nao Nakanishi, Yoshinari Abe, Jérôme Aléon, Conel Alexander, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo, Martin Bizzarro, Audrey Bouvier, Richard W. Carlson, Marc Chaussidon, Byeon-Gak Choi, Nicolas…
Sodium carbonates on Ryugu as evidence of highly saline water in the outer Solar SystemOPEN ACCESS
Toru Matsumoto, Takaaki Noguchi, Akira Miyake, Yohei Igami, Megumi Matsumoto, Toru Yada, Masayuki Uesugi, Masahiro Yasutake, Kentaro Uesugi, Akihisa Takeuchi, Hayato Yuzawa, Takuji Ohigashi & Tohru Araki Nature Astronomy, Published: 18 November 2024 LINK (OPEN…
Rapid colonization of a space-returned Ryugu sample by terrestrial microorganismsOPEN ACCESS
Matthew J. Genge, Natasha Almeida, Matthias Van Ginneken, Lewis Pinault, Louisa J. Preston, Penelope J. Wozniakiewicz, Hajime Yano MAPS, Version of Record online: 13 November 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The presence of microorganisms…
Geophysical Observations of the 2023 September 24 OSIRIS-REx Sample Return Capsule ReentryOPEN ACCESS
Elizabeth A. Silber, Daniel C. Bowman, Chris G. Carr, David P. Eisenberg, Brian R. Elbing, Benjamin Fernando, Milton A. Garcés, Robert Haaser, Siddharth Krishnamoorthy, Charles A. Langston, Yasuhiro Nishikawa, Jeremy Webster, Jacob F. Anderson, Stephen…
The Ni isotopic composition of Ryugu reveals a common accretion region for carbonaceous chondritesOPEN ACCESS
Fridolin Spitzer, Thorsten Kleine, Christoph Burkhardt, Timo Hopp, 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,…
Reconciling remote-sensing estimates of Ryugu’s albedo with laboratory measurementsOPEN ACCESS
Christian Potiszil, Tsutomu Ota & Eizo Nakamura Nature Astronomy, Published: 26 September 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Japanese Hayabusa2 spacecraft returned samples from the asteroid Ryugu in December 2020, and several results on…
Phosphorus-rich grains in Ryugu samples with major biochemical potential
C. Pilorget, D. Baklouti, J.-P. Bibring, R. Brunetto, M. Ito, I. Franchi, N. Tomioka, M. Uesugi, A. Yamaguchi, R. Greenwood, T. Okada, T. Usui, T. Yada, K. Hatakeda, K. Yogata, D. Loizeau, T. Le Pivert-Jolivet,…
Evidence from 162173 Ryugu for the influence of freeze–thaw on the hydration of asteroidsOPEN ACCESS
Matthew J. Genge, Natasha V. Almeida, Matthias van Ginneken, Lewis Pinault, Penelope J. Wozniakiewicz & Hajime Yano Nature Astronomy, Published: 26 September 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Hydrated asteroids are likely to be main…
Finely layered CM2 carbonaceous chondrites may be analogs for layered boulders on asteroid (101955) Bennu
Erica R. Jawin, Timothy J. McCOY, Lisette E. Melendez, Catherine M. Corrigan, Kevin Righter, Harold C. Connolly Jr MAPS, Version of Record online: 13 September 2024 LINK “Orbital observations of Bennu revealed a surface covered…
Breunnerite grain and magnesium isotope chemistry reveal cation partitioning during aqueous alteration of asteroid RyuguOPEN ACCESS
Toshihiro Yoshimura, Daisuke Araoka, Hiroshi Naraoka, Saburo Sakai, Nanako O. Ogawa, Hisayoshi Yurimoto, Mayu Morita, Morihiko Onose, Tetsuya Yokoyama, Martin Bizzarro, Satoru Tanaka, Naohiko Ohkouchi, Toshiki Koga, Jason P. Dworkin, Tomoki Nakamura, Takaaki Noguchi, Ryuji…
Variations of organic functional chemistry in carbonaceous matter from the asteroid 162173 RyuguOPEN ACCESS
Bradley De Gregorio, George D. Cody, Rhonda M. Stroud, A. L. David Kilcoyne, Scott Sandford, Corentin Le Guillou, Larry R. Nittler, Jens Barosch, Hikaru Yabuta, Zita Martins, Yoko Kebukawa, Taiga Okumura, Minako Hashiguchi, Shohei Yamashita,…
The Dynamical State of the Didymos System before and after the DART ImpactOPEN ACCESS
Derek C. Richardson, Harrison F. Agrusa, Brent Barbee, Rachel H. Cueva, Fabio Ferrari, Seth A. Jacobson, Rahil Makadia, Alex J. Meyer, Patrick Michel, Ryota Nakano, Yun Zhang, Paul Abell, Colby C. Merrill, Adriano Campo Bagatin,…
Update on the 53Mn-53Cr ages of dolomite in the Ivuna CI chondrite and asteroid Ryugu sample
Shingo Sugawara, Wataru Fujiya, Noriyuki Kawasaki, Naoya Sakamoto, Akira Yamaguchi, Hisayoshi Yurimoto Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 18 August 2024 LINK “Aqueous alteration in planetesimals is one of the earliest geological…
Delivery of DART Impact Ejecta to Mars and Earth: Opportunity for Meteor ObservationsOPEN ACCESS
Eloy Peña-Asensio, Michael Küppers, Josep M. Trigo-Rodríguez, Albert Rimola Draft version August 7, 2024 PDF (OPEN ACCESS) “NASA’s DART and ESA’s Hera missions offer a unique opportunity to investigate the delivery of impact ejecta to…
Mechanical properties of rubble pile asteroids (Dimorphos, Itokawa, Ryugu, and Bennu) through surface boulder morphological analysisOPEN ACCESS
Colas Q. Robin, Alexia Duchene, Naomi Murdoch, Jean-Baptiste Vincent, Alice Lucchetti, Maurizio Pajola, Carolyn M. Ernst, R. Terik Daly, Olivier S. Barnouin, Sabina D. Raducan, Patrick Michel, Masatochi Hirabayashi, Alexander Stott, Gabriela Cuervo, Erica R….
Evidence of both molecular cloud and fluid chemistry in Ryugu regolithOPEN ACCESS
Maitrayee Bose, Robert A. Root, Yunbin Guan, Jacob Eaton, Axel Wittmann, Thomas Skrmetti, Steven J. Desch Science Advances24 Jul 2024Vol 10, Issue 30 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The sulfur chemistry of (162173) Ryugu particles…
Metal-silicate mixing in planetesimal collisionsOPEN ACCESS
Kang Shuai, Christoph M. Schäfer, Christoph Burger, Hejiu Hui Astronomy & Astrophysics manuscriptReceived: 22 August 2023 / Accepted: 12 April 2024, Published: 20 July 2024 PDF 1 (OPEN ACCESS)PDF 2 (OPEN ACCESS) “Impacts between differentiated…
The evolution of organic material on Asteroid 162173 Ryugu and its delivery to EarthOPEN ACCESS
H. G. Changela, Y. Kebukawa, L. Petera, M. Ferus, E. Chatzitheodoridis, L. Nejdl, R. Nebel, V. Protiva, P. Krepelka, J. Moravcova, R. Holbova, Z. Hlavenkova, T. Samoril, J. C. Bridges, S. Yamashita, Y. Takahashi, T….
Primordial aqueous alteration recorded in water-soluble organic molecules from the carbonaceous asteroid (162173) RyuguOPEN ACCESS
Yoshinori Takano, Hiroshi Naraoka, Jason P. Dworkin, Toshiki Koga, Kazunori Sasaki, Hajime Sato, Yasuhiro Oba, Nanako O. Ogawa, Toshihiro Yoshimura, Kenji Hamase, Naohiko Ohkouchi, Eric T. Parker, José C. Aponte, Daniel P. Glavin, Yoshihiro Furukawa,…
Numerical simulations suggest asteroids (101955) Bennu and (162173) Ryugu are likely second or later generation rubble pilesOPEN ACCESS
K. J. Walsh, R-L. Ballouz, W. F. Bottke, C. Avdellidou, H. C. Connolly Jr, M. Delbo, D. N. DellaGiustina, E. R. Jawin, T. McCoy, P. Michel, T. Morota, M. C. Nolan, S. R. Schwartz, S….
Asteroid (101955) Bennu in the laboratory: Properties of the sample collected by OSIRIS-RExOPEN ACCESS
Dante S. Lauretta, Harold C. Connolly Jr, Joseph E. Aebersold, Conel M. O’D. Alexander, Ronald-L. Ballouz, Jessica J. Barnes, Helena C. Bates, Carina A. Bennett, Laurinne Blanche, Erika H. Blumenfeld, Simon J. Clemett, George D….
Past orbital evolution and its effects on the surface of (162173) RyuguOPEN ACCESS
M C Guimarães; RAN Araujo, O C Winter Monthly Notices of the Royal Astronomical Society, stae1494Published: 17 June 2024 LINK (OPEN ACCESS) “The Japanese probe Hayabusa 2 recently visited the NEA (162173) Ryugu. This mission…
Pyrrhotites in asteroid 162173 Ryugu: Records of the initial changes on their surfaces with aqueous alterationOPEN ACCESS
Hiroharu Yui, Shu-hei Urashima, Morihiko Onose, Mayu Morita, Shintaro Komatani, Izumi Nakai, Yoshinari Abe, Yasuko Terada, Hisashi Homma, Kazuko Motomura, Kiyohiro Ichida, Tetsuya Yokoyama, Kazuhide Nagashima, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri…
Micro-FTIR reflectance spectroscopy of Ryugu, CI chondrites and volatile-rich clasts – Comparing spectral features in the Mid-IR (2.5–16.5 μm) regionOPEN ACCESS
J. Storz, M.P. Reitze, A.N. Stojic, I. Kerraouch, A. Bischoff, T. John IcarusIn Press, Journal Pre-proof, Available online 13 June 2024 LINK (OPEN ACCESS) “Highlights “Although C1 clasts in carbonaceous chondrites are usually mineralogically similar…
A primordial noble gas component discovered in the Ryugu asteroid and its implicationsOPEN ACCESS
Alexander B. Verchovsky, Feargus A. J. Abernethy, Mahesh Anand, Ian A. Franchi, Monica M. Grady, Richard C. Greenwood, Simeon J. Barber, Martin Suttle, Motoo Ito, Naotaka Tomioka, Masayuki Uesugi, Akira Yamaguchi, Makoto Kimura, Naoya Imae,…
(469219) Kamoʻoalewa, A Space Weathering Matured Small NEA: Target of the Tianwen-2 Sample-Return MissionOPEN ACCESS
Yang Li, Pengfei Zhang, Guozheng Zhang, Xiaoran Yan, Mikael Granvik, Yongxiong Zhang, Yunbo Niu, and 39 more authors Nature PREPRINT under review, Version 1, posted 29 May, 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Understanding the…
A contact binary satellite of the asteroid (152830) DinkineshOPEN ACCESS
Harold F. Levison, Simone Marchi, Keith S. Noll, John R. Spencer, Thomas S. Statler, James F. Bell III, Edward B. Bierhaus, Richard Binzel, William F. Bottke, Daniel Britt, Michael E. Brown, Marc W. Buie, Philip…
Detection and quantification of organosulfur species in the Tagish Lake Meteorite by highly sensitive LC-MSOPEN ACCESS
N. Randazzo, R. W. Hilts, M. C. Holt, C. D. K. Herd, B. Reiz, R. M. Whittal MAPS, Version of Record online: 28 May 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We analyzed the methanol extracts…
Comparison of optical spectra between asteroids Ryugu and Bennu: I. Cross calibration between Hayabusa2/ONC-T and OSIRIS-REx/MapCam
K. Yumoto, E. Tatsumi, T. Kouyama, D.R. Golish, Y. Cho, T. Morota, S. Kameda, H. Sato, B. Rizk, D.N. DellaGiustina, Y. Yokota, H. Suzuki, J. de León, H. Campins, J. Licandro, M. Popescu, J.L. Rizos,…
Abiotic formation of alkylsulfonic acids in interstellar analog ices and implications for their detection on RyuguOPEN ACCESS
Mason McAnally, Jana Bocková, Ashanie Herath, Andrew M. Turner, Cornelia Meinert & Ralf I. Kaiser Nature Communications, Volume 15, Article number: 4409, Published: 23 May 2024 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “For the last century,…
Incipient space weathering on asteroid 162173 Ryugu recorded by pyrrhotiteOPEN ACCESS
Dennis Harries, Toru Matsumoto, Falko Langenhorst, Takaaki Noguchi, Akira Miyake, Yohei Igami, Mitsutaka Haruta, Yusuke Seto, Masaaki Miyahara, Naotaka Tomioka, Hikaru Saito, Satoshi Hata, Aki Takigawa, Yusuke Nakauchi, Shogo Tachibana, Tomoki Nakamura, Megumi Matsumoto, Hope…
A comprehensive study of apatite grains in Ryugu rock fragmentsOPEN ACCESS
B. J. Tkalcec, P. Tack, E. De Pauw, B. Bazi, B. Vekemans, M. Lindner, L. Vincze, M. Di Michiel, J. Garrevoet, G. Falkenberg, T. Nakamura, T. Morita, K. Amano, D. Nakashima, F. Langenhorst, K. Pollok,…
Mineralogical approach on laboratory weathering of uncontaminated Ryugu particles: Comparison with Orgueil and perspective for storage and analysisOPEN ACCESS
Naoya Imae, Naotaka Tomioka, Masayuki Uesugi, Makoto Kimura, Akira Yamaguchi, Motoo Ito, Richard C. Greenwood, Tatsuya Kawai, Naoki Shirai, Takuji Ohigashi, Cedric Pilorget, Jean-Pierre Bibring, Ming-Chang Liu, Kentaro Uesugi, Aiko Nakato, Kasumi Yogata, Hayato Yuzawa,…
The Chemical Composition of Ryugu: Prospects as a Reference Material for Solar System CompositionOPEN ACCESS
Tetsuya Yokoyama, Nicolas Dauphas, Ryota Fukai, Tomohiro Usui, Shogo Tachibana, Maria Schönbächler, Henner Busemann, Masanao Abe, Toru Yada Instrumentation and Methods for Astrophysics PDF (OPEN ACCESS) “The Hayabusa 2 spacecraft sampled approximately 5.4 g of…
High surface area and interconnected nanoporosity of clay-rich astromaterialsOPEN ACCESS
Laurence A. J. Garvie, László Trif, Desireé Cotto-Figueroa, Erik Asphaug & Christian G. Hoover Scientific Reports, Volume 14, Article number: 10358 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Porosity affects key astromaterial processes from disruption in our…
The Earth atmosphere-like bulk nitrogen isotope composition obtained by stepwise combustion analyses of Ryugu return samplesOPEN ACCESS
Ko Hashizume, Akizumi Ishida, Ayano Chiba, Ryuji Okazaki, Kasumi Yogata, Toru Yada, Fumio Kitajima, Hisayoshi Yurimoto, Tomoki Nakamura, Takaaki Noguchi, Hikaru Yabuta, Hiroshi Naraoka, Yoshinori Takano, Kanako Sakamoto, Shogo Tachibana, Masahiro Nishimura, Aiko Nakato, Akiko…
Nonmagnetic framboid and associated iron nanoparticles with a space-weathered feature from asteroid RyuguOPEN ACCESS
Yuki Kimura, Takeharu Kato, Satoshi Anada, Ryuji Yoshida, Kazuo Yamamoto, Toshiaki Tanigaki, Tetsuya Akashi, Hiroto Kasai, Kosuke Kurosawa, Tomoki Nakamura, Takaaki Noguchi, Masahiko Sato, Toru Matsumoto, Tomoyo Morita, Mizuha Kikuiri, Kana Amano, Eiichi Kagawa, Toru…
Asteroid (101955) Bennu in the Laboratory: Properties of the Sample Collected by OSIRIS-RExOPEN ACCESS
Dante S. Lauretta, Harold C. Connolly, Jr., Joseph E. Aebersold, Conel M. O. D. Alexander, Ronald-L. Ballouz, Jessica J. Barnes, Helena C. Bates, Carina A. Bennett, Laurinne Blanche, Erika H. Blumenfeld, Simon J. Clemett, George…
Asteroid Kamo‘oalewa’s journey from the lunar Giordano Bruno crater to Earth 1:1 resonance
Yifei Jiao, Bin Cheng, Yukun Huang, Erik Asphaug, Brett Gladman, Renu Malhotra, Patrick Michel, Yang Yu & Hexi Baoyin Nature Astronomy, Published: 19 April 2024 LINK “Among the nearly 30,000 known near-Earth asteroids (NEAs), only…
Microscale Hydrogen, Carbon, and Nitrogen Isotopic Diversity of Organic Matter in Asteroid RyuguOPEN ACCESS
Larry R Nittler, Jens Barosch, Katherine Burgess, Rhonda M Stroud, Jianhua Wang, Hikaru Yabuta, Yuma Enokido, Megumi Matsumoto, Tomoki Nakamura, Yoko Kebukawa, Shohei Yamashita, Yoshio Takahashi, Laure Bejach, Lydie Bonal, George D Cody, Emmanuel Dartois,…
Coevolution of phyllosilicate, carbon, sulfide, and apatite in Ryugu’s parent bodyOPEN ACCESS
Zack Gainsforth, Gerardo Dominguez, Kana Amano, Megumi Matsumoto, Yuri Fujioka, Eiichi Kagawa, Tomoki Nakamura, Shogo Tachibana, Tomoyo Morita, Mizuha Kikuiri, Hisayoshi Yurimoto, Takaaki Noguchi, Ryuji Okazaki, Hikaru Yabuta, Hiroshi Naraoka, Kanako Sakamoto, Toru Yada, Masahiro…
Unraveling the Cr Isotopes of Ryugu: An Accurate Aqueous Alteration Age and the Least Thermally Processed Solar System MaterialOPEN ACCESS
Ryoji Tanaka, Dilan M. Ratnayake, Tsutomu Ota, Noah Miklusicak, Tak Kunihiro, Christian Potiszil, Chie Sakaguchi, Katsura Kobayashi, Hiroshi Kitagawa, Masahiro Yamanaka, Masanao Abe, Akiko Miyazaki, Aiko Nakato, Satoru Nakazawa, Masahiro Nishimura, Tatsuaki Okada, Takanao Saiki,…
The influence of chondrules on sub-mm fragment shape distributions in Allende impact experiments
Tatsuhiro Michikami, Axel Hagermann, Akira Tsuchiyama, Yushi Otsuka, Michihiko Nakamura, Satoshi Okumura, Harumasa Kano, Junya Matsuno, Sunao Hasegawa IcarusIn Press, Journal Pre-proof, Available online 2 April 2024 LINK “Highlights • We investigated the shapes of…
Disequilibrium oxygen isotope distribution among aqueously altered minerals in Ryugu asteroid returned samplesOPEN ACCESS
Noriko T. Kita, Kouki Kitajima, Kazuhide Nagashima, Noriyuki Kawasaki, Naoya Sakamoto, Wataru Fujiya, Yoshinari Abe, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo, Martin Bizzarro, Audrey Bouvier, Richard W. Carlson, Marc…
Three-dimensional textures of Ryugu samples and their implications for the evolution of aqueous alteration in the Ryugu parent body
Akira Tsuchiyama, Megumi Matsumoto, Junya Matsuno, Masahiro Yasutake, Tomoki Nakamura, Takaaki Noguchi, Akira Miyake, Kentaro Uesugi, Akihisa Takeuchi, Shota Okumura, Yuri Fujioka, Mingqi Sun, Aki Takigawa, Toru Matsumoto, Satomi Enju, Itaru Mitsukawa, Yuma Enokido, Tatsuhiko…
Aqueous alteration in icy planetesimals: The effect of outward transport of gaseous hydrogenOPEN ACCESS
Takazo Shibuya, Yasuhito Sekine, Sakiko Kikuchi, Hiroyuki Kurokawa, Keisuke Fukushi, Tomoki Nakamura, Sei-ichiro Watanabe Geochimica et Cosmochimica ActaAvailable online 28 March 2024 LINK (OPEN ACCESS) “Parent bodies of carbonaceous chondrites that initially contained metallic iron…
Correlated IR-SEM-TEM studies of three different grains from Ryugu: From the initial material to post-accretional processesOPEN ACCESS
Alice Aléon-Toppani, Rosario Brunetto, Zélia Dionnet, Stefano Rubino, Donia Baklouti, François Brisset, Maxime Vallet, Eva Heripre, Tomoki Nakamura, Cateline Lantz, Zahia Djouadi, Ferenc Borondics, Christophe Sandt, David Troadec, Obadias Mivumbi, Megumi Matsumoto, Kana Amano, Tomoyo…
Characterization of the micrometer scale surface roughness of meteoritic samples
R.M. Marshal, M. Patzek, O. Rüsch Icarus, In Press, Journal Pre-proof, Available online 1 February 2024 LINK “This study investigates the key role of boulders, particularly their surface texture, which are primary surface features on…
Quantification of bulk elemental composition for C-type asteroid Ryugu samples with nondestructive elemental analysis using muon beam
Kazuhiko Ninomiya, Takahito Osawa, Kentaro Terada, Taiga Wada, Shunsaku Nagasawa, I-Haun Chiu, Tomoki Nakamura, Tadayuki Takahashi, Yasuhiro Miyake, M. Kenya Kubo, Soshi Takeshita, Akihiro Taniguchi, Izumi Umegaki, Shin Watanabe, Toshiyuki Azuma, Miho Katsuragawa, Takahiro Minami,…
Hydrogen in magnetite from asteroid RyuguOPEN ACCESS
J. Aléon, S. Mostefaoui, H. Bureau, D. Vangu, H. Khodja, K. Nagashima, N. Kawasaki, Y. Abe, C. M. O’D. Alexander, S. Amari, Y. Amelin, K. Bajo, M. Bizzarro, A. Bouvier, R. W. Carlson, M. Chaussidon,…
Electron microscopy observations of the diversity of Ryugu organic matter and its relationship to minerals at the micro- to nano-scaleOPEN ACCESS
Rhonda M. Stroud, Jens Barosch, Lydie Bonal, Katherine Burgess, George D. Cody, Bradley T. De Gregorio, Luke Daly, Emmanuel Dartois, Elena Dobrică, Jean Duprat, Cecile Engrand, Dennis Harries, Minako Hashiguchi, Hope Ishii, Yoko Kebukawa, A….
Microstructural and chemical features of impact melts on Ryugu particle surfaces: Records of interplanetary dust hit on asteroid RyuguOPEN ACCESS
Megumi Matsumoto, Junya Matsuno, Akira Tsuchiyama, Tomoki Nakamura, Yuma Enokido, Mizuha Kikuiri, Aiko Nakato, Masahiro Yasutake, Kentaro Uesugi, Akihisa Takeuchi, […] Yuichi Tsuda Science Advances19 Jan 2024Vol 10, Issue 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS)…
Hayabusa 2 returned samples reveal a weak to null magnetic field during aqueous alteration of Ryugu’s parent bodyOPEN ACCESS
C. Maurel, J. Gattacceca, M. Uehara Earth and Planetary Science LettersVolume 627, 1 February 2024, 118559 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Highlights Ryugu samples of 1 and 22 mg do not exhibit any stable remanent…
In situ investigation of an organic micro-globule and its mineralogical context within a Ryugu “sand” grainOPEN ACCESS
Van T. H. Phan, Pierre Beck, Rolando Rebois, Eric Quirico, Takaaki Noguchi, Toru Matsumoto, Akira Miyake, Yohei Igami, Mitsutaka Haruta, Hikaru Saito, Satoshi Hata, Yusuke Seto, Masaaki Miyahara, Naotaka Tomioka, Hope A. Ishii, John P….
Four-dimensional-STEM analysis of the phyllosilicate-rich matrix of Ryugu samplesOPEN ACCESS
Bahae-eddine Mouloud, Damien Jacob, Francisco de la Peña, Maya Marinova, Corentin Le Guillou, Jean-Christophe Viennet, Sylvain Laforet, Hugues Leroux, Adrien Teurtrie, Takaaki Noguchi, Toru Matsumoto, Akira Miyake, Yohei Igami, Mitsutaka Haruta, Hikaru Saito, Satoshi Hata,…
Polycyclic aromatic hydrocarbons in samples of Ryugu formed in the interstellar medium
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…
Aqueous breakdown of aspartate and glutamate to n-ω-amino acids on the parent bodies of carbonaceous chondrites and asteroid RyuguOPEN ACCESS
Yamei Li, Hiroyuki Kurokawa, Yasuhito Sekine, Yoko Kebukawa, Yuko Nakano, Norio Kitadai, Naizhong Zhang, Xiaofeng Zang, Yuichiro Ueno, Gen Fujimori, Ryuhei nalamura, Kosuke Fujishima and Junko Isa Science Advances15 Dec 2023Vol 9, Issue LINK (OPEN…
Investigating the impact of x-ray computed tomography imaging on soluble organic matter in the Murchison meteorite: Implications for Bennu sample analysesOPEN ACCESS
Daniel P. Glavin, Scott A. Eckley, José C. Aponte, Eve L. Berger, Aaron S. Burton, Jason P. Dworkin, Jamie E. Elsila, Frank T. Ferguson, Yoshihiro Furukawa, Heather V. Graham, Toshiki Koga, Michael Liss, Hannah L….
Analysis of layered boulders on asteroid (101955) Bennu and their implications for fluid flow on the parent bodyOPEN ACCESS
K. Ishimaru, D. S. Lauretta MAPS, Version of Record online: 14 December 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The observation of carbonate veins on asteroid Bennu supports the idea that large-scale water flow may have…
Isotopic trichotomy of main belt asteroids from implantation of outer solar system planetesimals
David Nesvorný, Nicolas Dauphas, David Vokrouhlický, Rogerio Deienno, Timo Hopp Earth and Planetary Science LettersVolume 626, 15 January 2024, 118521 LINK “Recent analyses of samples from asteroid (162173) Ryugu returned by JAXA’s Hayabusa2 mission suggest…
Neodymium-142 deficits and samarium neutron stratigraphy of C-type asteroid (162173) Ryugu
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,…
Reassigning CI chondrite parent bodies based on reflectance spectroscopy of samples from carbonaceous asteroid Ryugu and meteoritesOPEN ACCESS
Kana Amano Moe Matsuoka Tomoki Nakamura Eiichi Kagawa Yuri Fujioka Sandra M. Potin Takahiro Hiroi Eri Tatsumi Ralph E. Milliken Eric Quirico Pierre Beck Rosario Brunetto Masayuki Uesugi Yoshio Takahashi Takahiro Kawai Shohei Yamashita Yuma…
Origin and Evolution of Jupiter’s Trojan AsteroidsOPEN ACCESS
William F. Bottke, Raphael Marschall, David Nesvorný & David Vokrouhlický Space Science ReviewsReview Article, Published: 05 December 2023Volume 219, Article number: 83 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The origin of the Jupiter Trojan asteroids has…
Influx of nitrogen-rich material from the outer Solar System indicated by iron nitride in Ryugu samplesOPEN ACCESS
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,…
The Magnesium Isotope Composition of Samples Returned from Asteroid RyuguOPEN ACCESS
Martin Bizzarro, Martin Schiller, Tetsuya Yokoyama, Yoshinari Abe, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo, Audrey Bouvier et al The Astrophysical Journal Letters, Volume 958, Number 2Published: 2023 November 24…
Mineralogy and petrology of fine-grained samples recovered from the asteroid (162173) Ryugu
Takaaki Noguchi, Toru Matsumoto, Akira Miyake, Yohei Igami, Mitsutaka Haruta, Hikaru Saito, Satoshi Hata, Yusuke Seto, Masaaki Miyahara, Naotaka Tomioka, Hope A. Ishii, John P. Bradley, Kenta K. Ohtaki, Elena Dobrică, Hugues Leroux, Corentin Le…
The iron oxidation state of Ryugu samples
Mathieu Roskosz, Pierre Beck, Jean-Christophe Viennet, Tomoki Nakamura, Barbara Lavina, Michael Y. Hu, Jiyong Zhao, Esen E. Alp, Yoshio Takahashi, Tomoyo Morita, Kana Amano, Hisayoshi Yurimoto, Takaaki Noguchi, Ryuji Okazaki, Hikaru Yabuta, Hiroshi Naraoka, Kanako…
Pervasive aqueous alteration in the early Solar System revealed by potassium isotopic variations in Ryugu samples and carbonaceous chondrites
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…
A curation for uncontaminated Hayabusa2-returned samples in the extraterrestrial curation center of JAXA: from the beginning to present dayOPEN ACCESS
Toru Yada, Masanao Abe, Masahiro Nishimura, Hirotaka Sawada, Ryuji Okazaki, Yoshinori Takano, Kanako Sakamoto, Tatsuaki Okada, Aiko Nakato, Miwa Yoshitake, Yuki Nakano, Kasumi Yogata, Akiko Miyazaki, Shizuho Furuya, Ayako S. Iwamae, Shunichi Nakatsubo, Kentaro Hatakeda,…
Phyllosilicates with embedded Fe-based nanophases in Ryugu and Orgueil
Hugues Leroux, Corentin Le Guillou, Maya Marinova, Sylvain Laforet, Jean-Christophe Viennet, Bahae-Eddine Mouloud, Adrien Teurtrie, Francisco de la Peña, Damien Jacob, Daniel Hallatt, Mario Pelaez Fernandez, David Troadec, Takaaki Noguchi, Toru Matsumoto, Akira Miyake, Yohei…
A newly revised estimation of bulk densities and examination of the shape of individual Ryugu grainsOPEN ACCESS
Toru Yada, Kasumi Yogata, Kentaro Hatakeda, Aiko Nakato, Masahiro Nishimura, Kana Nagashima, Kazuya Kumagai, Yuya Hitomi, Hiromichi Soejima, Rui Tahara, Rei Kanemaru, Arisa Nakano, Miwa Yoshitake, Ayako Iwamae, Shizuho Furuya, Akira Tsuchiyama, Shogo Tachibana, Tatsuhiro…
Compositional heterogeneity of insoluble organic matter extracted from asteroid Ryugu samples
Eric Quirico, Lydie Bonal, Yoko Kebukawa, Kana Amano, Hikaru Yabuta, Van T. H. Phan, Pierre Beck, Laurent Rémusat, Emmanuel Dartois, Cecile Engrand, Zita Martins, Laure Bejach, Alexandre Dazzi, Ariane Deniset-Besseau, Jean Duprat, Jérémie Mathurin, Gilles…
Meteoritical Bulletin updates
- Northeast Africa 120 (Angrite)
- Northwest Africa 18158 (Lunar (feldsp. melt breccia))
- Northeast Africa 119 (Eucrite-pmict)
- Northwest Africa 18156 (Diogenite)
- Northwest Africa 18154 (Mesosiderite-A3)
- Northwest Africa 18153 (Lunar (feldsp. melt breccia))
- Northwest Africa 18137 (LL7)
- Rafsa 008 (Lunar)
- Northwest Africa 18094 (Diogenite)
- Northwest Africa 18092 (Howardite)
- Northwest Africa 18086 (LL3-7-melt breccia)
- Northwest Africa 18087 (Angrite)
- Northwest Africa 18080 (Howardite)
- Northwest Africa 18079 (CV3)
- Tin-Essako 005 (Lunar (feldsp. melt breccia))
- Al Khuwaymat 004 (Lunar (troct. melt breccia))
- Tilemsi 001 (Howardite)
- Northwest Africa 18047 (Howardite)
- Northwest Africa 18045 (Lunar (melt breccia))
- Northwest Africa 18027 (Martian (nakhlite))
