Rare earth element identification and quantification in millimetre-sized Ryugu rock fragments from the Hayabusa2 space missionOPEN ACCESS
Pieter Tack, Ella De Pauw, Beverley Tkalcec, Miles Lindner, Benjamin Bazi, Bart Vekemans, Frank Brenker, Marco Di Michiel, Masayuki Uesugi, Hisayoshi Yurimoto, Tomoki Nakamura, Kana Amano, Megumi Matsumoto, Yuri Fujioka, Yuma Enokido, Daisuke Nakashima, Takaaki…
The Fate of Nitrogen during Parent Body Partial Melting and Accretion of the Inner Solar System Bodies at Reducing Conditions
Rajdeep Dasgupta, Emily Falksen, Aindrila Pal, Chenguang Sun Geochimica et Cosmochimica ActaAvailable online 23 September 2022 LINK “Evolution of nitrogen (N), a life-essential volatile element, in highly reduced magmatic systems is a key for the…
Formation and evolution of carbonaceous asteroid Ryugu: Direct evidence from returned samples
T. Nakamura M. Matsumoto K. Amano Y. Enokido M. E. Zolensky T. Mikouchi H. Genda S. Tanaka M. Y. Zolotov K. Kurosawa S. Wakita R. Hyodo H. Nagano D. Nakashima Y. Takahashi Y. Fujioka M….
Spectral evolution of dark asteroid surfaces induced by space weathering over a decadeOPEN ACCESS
Sunao Hasegawa, Francesca E. DeMeo, Michael Marsset, Josef Hanus, Chrysa Avdellidou, Marco Delbo, Schelte J. Bus, Hidekazu Hanayama, Takashi Horiuchi, Driss Takir, Emmanuel Jehin, Marin Ferrais, Jooyeon Geem, Myungshin Im, Jinguk Seo, Yoonsoo P. Bach,…
Compositions of carbonaceous-type asteroidal cores in the early solar systemOPEN ACCESS
Bidong Zhang, Nancy L. Chabot and Alan E. Rubin Science Advances16 Sep 2022Vol 8, Issue 37 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Materials (PDF) “The parent cores of iron meteorites belong to the earliest accreted…
Experiments on the reactivity of basaltic minerals and glasses in Venus surface conditions using the Glenn Extreme Environment RigOPEN ACCESS
Brandon G. Radoman-Shaw, Ralph P. Harvey, Gustavo Costa, Nathan S. Jacobson, Amir Avishai, Leah M. Nakley, Daniel Vento MAPSFirst published: 14 September 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Climate models for Venus rely heavily on…
Oxygen isotope exchange kinetics between CAI melt and carbon monoxide gas: Implication for CAI formation in the earliest Solar System
Daiki Yamamoto, Noriyuki Kawasaki, Shogo Tachibana, Michiru Kamibayashi, Hisayoshi Yurimoto Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 14 September 2022 LINK “Coarse-grained igneous calcium-aluminum-rich inclusions (CAIs) are suggested to have experienced gas-melt isotope…
On the Power Law for Describing the Mass Distribution of Fragments of a Disrupted Cosmic Body
I. G. Brykina & L. A. Egorova Solar System Research; Volume 56, pages 338–350Published: 12 September 2022 LINK “An important characteristic of the disruption of cosmic bodies (asteroids at their collision in outer space, meteoroids…
Diverse Assemblage of Presolar and Solar System Materials in Anhydrous Interplanetary Dust Particles: Coordinated NanoSIMS and TEM AnalysesOPEN ACCESS
A.N. Nguyen, K. Nakamura-Messenger, L.P. Keller, S. Messenger Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 9 September 2022 LINK (OPEN ACCESS) “A coordinated TEM and NanoSIMS isotopic imaging study of microtome sections of…
Athor asteroid family as the source of the EL enstatite meteoritesOPEN ACCESS
C. Avdellidou, M. Delbo, A. Morbidelli, K. J. Walsh, E. Munaibari, J. Bourdelle de Micas, M. Devogèle, S. Fornasier, M. Gounelle, G. van Belle Astronomy & Astrophysics, Forthcoming articleReceived: 24 July 2022 / Accepted: 30…
Characterization of the MASCOT landing area by Hayabusa2OPEN ACCESS
Stefan Schröder, Naoya Sakatani, Rie Honda, Eri Tatsumi, Yasuhiro Yokota, Deborah Domingue, Yuichiro Cho, Shingo Kameda, Kohei Kitazato, Toru Kouyama, Moe Matsuoka, Akira Miura, Tomokatsu Morota, Tatsuaki Okada, Hirotaka Sawada, Hiroki Senshu, Yuri Shimaki, Seiji…
Incorporation of 16O-rich anhydrous silicates in the protolith of highly hydrated asteroid Ryugu
Ming-Chang Liu, Kaitlyn A. McCain, Nozomi Matsuda, Akira Yamaguchi, Makoto Kimura, Naotaka Tomioka, Motoo Ito, Masayuki Uesugi, Naoya Imae, Naoki Shirai, Takuji Ohigashi, Richard C. Greenwood, Kentaro Uesugi, Aiko Nakato, Kasumi Yogata, Hayato Yuzawa, Yu…
Coordinated neutron and X-ray computed tomography of meteorites: Detection and distribution of hydrogen-bearing materials
Allan H. Treiman, Jacob M. LaManna, Daniel S. Hussey, Isabella deClue, Lawrence M. Anovitz MAPSVersion of Record online: 29 August 2022 LINK “The presence and distribution of hydrogen-bearing materials in meteorites are important constraints on…
Partitioning of Ru, Pd, Ag, Re, Pt, Ir and Au between sulfide-, metal- and silicate liquid at highly reduced conditions: implications for terrestrial accretion and aubrite parent body evolution
E.S. Steenstra, J. Berndt, A. Rohrbach, E.S Bullock, W. van Westrenen, S. Klemme, M.J. Walter Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 27 August 2022 LINK “The abundances of highly siderophile elements (HSE)…
Did transit through the galactic spiral arms seed crust production on the early Earth?OPEN ACCESS
C.L. Kirkland, P.J. Sutton, T. Erickson, T.E. Johnson, M.I.H. Hartnady, H. Smithies, M. Prause GeologyAugust 23, 2022 LINK (OPEN ACCESS) Supplemental Material “Although there is evidence for periodic geological perturbations driven by regular or semi-regular…
Time scales of small body differentiationOPEN ACCESS
Marc Monnereau, Jérémy Guignard, Adrien Néri, Michael J. Toplis, Ghylaine Quitté Submitted to Icarus on August 9th 2022 PDF (OPEN ACCESS) “The petrologic and geochemical diversity of meteorites is a function of the bulk composition…
The Geologic Impact of 16 Psyche’s Surface TemperaturesOPEN ACCESS
Carver J. Bierson, Linda T. Elkins-Tanton and Joseph G. O’Rourke The Planetary Science Journal, Volume 3, Number 8Published: 18 August 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “NASA’s Discovery mission Psyche will soon be launched to…
Solar System evolution and terrestrial planet accretion determined by Zr isotopic signatures of meteoritesOPEN ACCESS
Jan Render, Gregory A. Brennecka, Christoph Burkhardt, Thorsten Kleine Earth and Planetary Science LettersVolume 595, 1 October 2022, 117748 LINK (OPEN ACCESS) “Highlights • We present new Zr isotope data for a comprehensive suite of…
Widespread impact-generated porosity in early planetary crustsOPEN ACCESS
Sean E. Wiggins, Brandon C. Johnson, Gareth S. Collins, H. Jay Melosh & Simone Marchi Nature Communications, Volume 13, Article number: 4817Published: 16 August 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “NASA’s Gravity Recovery and Interior…
A pristine record of outer Solar System materials from asteroid Ryugu’s returned sampleOPEN ACCESS
Motoo Ito, Naotaka Tomioka, Masayuki Uesugi, Akira Yamaguchi, Naoki Shirai, Takuji Ohigashi, Ming-Chang Liu, Richard C. Greenwood, Makoto Kimura, Naoya Imae, Kentaro Uesugi, Aiko Nakato, Kasumi Yogata, Hayato Yuzawa, Yu Kodama, Akira Tsuchiyama, Masahiro Yasutake,…
Nitrogen isotope evidence for Earth’s heterogeneous accretion of volatilesOPEN ACCESS
Lanlan Shi, Wenhua Lu, Takanori Kagoshima, Yuji Sano, Zenghao Gao, Zhixue Du, Yun Liu, Yingwei Fei & Yuan Li Nature Communications, Volume 13, Article number: 4769 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The origin of major…
Presolar Stardust in Asteroid RyuguOPEN ACCESS
Jens Barosch, Larry R. Nittler, Jianhua Wang, Conel M. O’D. Alexander, Bradley T. De Gregorio, Cécile Engrand, Yoko Kebukawa, Kazuhide Nagashima, Rhonda M. Stroud, Hikaru Yabuta et all The Astrophysical Journal Letters, Volume 935, Number…
A record of post-accretion asteroid surface mixing preserved in the Aguas Zarcas meteorite
Xin Yang, Romy D. Hanna, Andrew M. Davis, April I. Neander & Philipp R. Heck Nature AstronomyPublished: 11 August 2022 LINK “Particle ejection and redeposition events on the surface of asteroid 101955 Bennu, which led…
Ultraviolet Spectroscopy of Lucy Mission Targets with the Hubble Space TelescopeOPEN ACCESS
Oriel A. Humes, Cristina A. Thomas, Joshua P. Emery and Will M. Grundy The Planetary Science Journal, Volume 3, Number 8Published: 10 August 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The recently launched Lucy mission aims…
Surface Properties of Near-Sun AsteroidsOPEN ACCESS
Carrie E. Holt, Matthew M. Knight, Michael S. P. Kelley, Quanzhi Ye (叶泉 志), Henry H. Hsieh, Colin Snodgrass, Alan Fitzsimmons, Derek C. Richardson, Jessica M. Sunshine, Nora L. Eisner and Annika Gustaffson The Planetary…
Space weathering signatures in sulfide and silicate minerals from asteroid ItokawaOPEN ACCESS
Laura C. Chaves & Michelle S. Thompson Earth, Planets and Space, Volume 74, Article number: 124 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Transmission electron microscopy analyses of the polymineralic regolith particle RC-MD01-0025 show microstructural and microchemical…
Towards In-Situ Geochemical Analysis of Planetary Rocks and Soils by Laser Ablation/Ionisation Time-of-Flight Mass SpectrometryOPEN ACCESS
Marek Tulej, Peter Keresztes Schmidt, Salome Gruchola, Coenraad P. de Koning, Kristina A. Kipfer, Nikita J. Boeren, Niels F. W. Ligterink, Andreas Riedo and Peter Wurz Universe, 2022, 8(8), 410ReviewPublished: 4 August 2022 LINK (OPEN…
Inferring interiors and structural history of top-shaped asteroids from external properties of asteroid (101955) BennuOPEN ACCESS
Yun Zhang, Patrick Michel, Olivier S. Barnouin, James H. Roberts, Michael G. Daly, Ronald-L. Ballouz, Kevin J. Walsh, Derek C. Richardson, Christine M. Hartzell & Dante S. Lauretta Nature Communications, Volume 13, Article number: 4589Published:…
Early silicic magmatism on a differentiated asteroid
Robert W. Nicklas, James M. D. Day, Kathryn G. Gardner-Vandy & Arya Udry Nature GeosciencePublished: 04 August 2022 LINK “Unlike the other terrestrial planets, Earth has a substantial silica-rich continental crust with a bulk andesitic…
Spectroscopic Characterization of the Gefion Asteroid Family: Implications for L-chondrite
Allison M McGraw, Vishnu Reddy, Juan A Sanchez Monthly Notices of the Royal Astronomical Society, stac2075Published: 03 August 2022 LINK “Asteroid families are cosmic puzzles that help us understand the true nature of their original…
Asteroid families: properties, recent advances, and future opportunitiesOPEN ACCESS
Bojan Novaković, David Vokrouhlický, Federica Spoto & David Nesvorný Celestial Mechanics and Dynamical Astronomy, Volume 134, Article number: 34Published: 22 July 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Collisions are one of the key processes shaping…
Kinetic isotope effects in H2O2 self-decomposition: Implications for triple oxygen isotope systematics of secondary minerals in the solar system
Hao Guo, Xiaoxiao Yu, Mang Lin Earth and Planetary Science LettersVolume 594, 15 September 2022 LINK “Hydrogen peroxide (H2O2) is a ubiquitous molecule in nature that shapes the redox state of planetary surfaces. Given that…
Reply to: Arguments for a comet as cause of the Hopewell airburst are unsubstantiatedOPEN ACCESS
Kenneth Barnett Tankersley, Stephen D. Meyers, Stephanie A. Meyers & David L. Lentz Scientific Reports, Volume 12, Article number: 12113 (2022)Published: 15 July 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) The original article was published on…
Arguments for a comet as cause of the Hopewell airburst are unsubstantiatedOPEN ACCESS
Ralph Neuhäuser & Dagmar L. Neuhäuser Scientific Reports, Volume 12, Article number: 12090Published: 15 July 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) The original article was published on 01 February 2022 arising from: K. B. Tankersley…
Early crustal processes revealed by the ejection site of the oldest martian meteoriteOPEN ACCESS
A. Lagain, S. Bouley, B. Zanda, K. Miljković, A. Rajšić, D. Baratoux, V. Payré, L. S. Doucet, N. E. Timms, R. Hewins, G. K. Benedix, V. Malarewic, K. Servis & P. A. Bland Nature Communications,…
Water UV-Shielding in the Terrestrial Planet-Forming Zone: Implications for Oxygen-18 Isotope Anomalies in H2-18O Infrared Emission and MeteoritesOPEN ACCESS
Jenny K. Calahan, Edwin A. Bergin, Arthur D. Bosman accepted to ApJ Letters PDF (OPEN ACCESS) Update (25 July 2002):LINK (OPEN ACCESS)PDF (OPEN ACCESS) “An understanding of the abundance and distribution of water vapor in…
SIMS matrix effects in oxygen isotope analysis of olivine and pyroxene: Application to Acfer 094 chondrite chondrules and reconsideration of the primitive chondrule minerals (PCM) line
Mingming Zhang, Kohei Fukuda, Michael J. Spicuzza, Guillaume Siron, Adriana Heimann, Alex J. Hammerstromb, Noriko T.Kita, Takayuki Ushikubo, John W.Valley Chemical GeologyIn Press, Journal Pre-proof, Available online 11 July 2022 LINK “The instrumental bias (here…
Fine-grained regolith loss on sub-km asteroids
Hsiang-Wen Hsu, Xu Wang, Anthony Carroll, Noah Hood & Mihály Horányi Nature AstronomyPublished: 11 July 2022 LINK “Fine-grained regolith, a surface layer of unconsolidated granular material, has been considered to cover the surfaces of airless…
Near-zero cohesion and loose packing of Bennu’s near subsurface revealed by spacecraft contactOPEN ACCESS
Kevin J. Walsh, Ronald-Louis Ballouz, Erica R. Jawin, Chrysa Avdellidou, livier S. Barnouin, Carina A. Bennett, Edward B. Bierhaus, Brent J. BosSaverio Cambioni, Harold C. ConnollyJr., Marco Delbo, Daniella N. DellaGiustina, Joseph DeMartini, Joshua P….
Spacecraft sample collection and subsurface excavation of asteroid (101955) Bennu
D. S. Lauretta, C. D. Adam, A. J. Allen, R.-L. Ballouz, S. Barnouin, K. J. Becker, T. Becker, C. A. Bennett, E. B. Bierhaus, B. J. BosR. D. BurnsH. Campins, Y. Cho, P. R. Christensen,…
Bombardment history of the Moon constrained by crustal porosity
Ya Huei Huang, Jason M. Soderblom, David A. Minton, Masatoshi Hirabayashi & H. Jay Melosh Nature GeosciencePublished: 07 July 2022 LINK “The formation and evolution of the terrestrial planets were shaped by a bombardment of…
Stochastic accretion of the Earth
Paolo A. Sossi, Ingo L. Stotz, Seth A. Jacobson, Alessandro Morbidelli & Hugh St. C. O’Neill Nature AstronomyPublished: 07 July 2022 LINK “Chondritic meteorites are thought to be representative of the material that formed the…
The Nature of Low-albedo Small Bodies from 3μm Spectroscopy: One Group that Formed within the Ammonia Snow Line and One that Formed beyond ItOPEN ACCESS
Andrew S. Rivkin, Joshua P. Emery, Ellen S. Howell, Theodore Kareta, John W. Noonan, Matthew Richardson, Benjamin N. L. Sharkey, Amanda A. Sickafoose, Laura M. Woodney, Richard J. Cartwright, Sean Lindsay and Lucas T. Mcclure…
Spectral reflectance variations of aubrites, metal-rich meteorites, and sulfides: Implications for exploration of (16) Psyche and other “spectrally featureless” asteroidsOPEN ACCESS
Steven D. Dibb, James F. Bell III, Laurence A. J. Garvie MAPSVersion of Record online: 05 July 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The 350–2500 nm reflectance spectra of five enstatite achondrites (aubrites), five metal-rich chondrites…
Nucleosynthetic zinc isotope anomalies reveal a dual origin of terrestrial volatilesOPEN ACCESS
Theodor Steller, Christoph Burkhardt, Chun Yang, Thorsten Kleine IcarusAvailable online 1 July 202 “Highlights • Nucleosynthetic isotope anomalies for volatile element zinc.• Same nucleosynthetic NC-CC dichotomy as for non-volatile elements.• Terrestrial zinc mixture of ~70%…
Zinc isotope anomalies in primitive meteorites identify the outer solar system as an important source of Earth’s volatile inventoryOPEN ACCESS
Paul S. Savage, Frédéric Moynier, Maud Boyet IcarusIn Press, Journal Pre-proof, Available online 1 July 2022 LINK (OPEN ACCESS) “Highlights • Chondrites exhibit a range of Zn isotopic anomalies compared to Earth.• Earth’s Zn inventory…
NIRS3 spectral analysis of the artificial Omusubi-Kororin crater on Ryugu
A Galiano, E Palomba, F Dirri, A Longobardo, K Kitazato, T Iwata, M Matsuoka, T Hiroi, D Takir, T Nakamura, M Abe, M Ohtake, S Matsuura, S Watanabe, M Yoshikawa, T Saiki, S Tanaka, T…
Probing the surface environment of large T-type asteroidsOPEN ACCESS
Yuna G. Kwon, Sunao Hasegawa, Sonia Fornasier, Masateru Ishiguro, Jessica Agarwal Accepted for publication in Astronomy & Astrophysics LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We probed the surface environment of large (>80 km in diameter) T-type…
Origin of Plutonium-244 in the Early Solar SystemOPEN ACCESS
Maria Lugaro, Andrés Yagüe López, Benjámin Soós, Benoit Côté, Mária Pető, Nicole Vassh, Benjamin Wehmeyer, Marco Pignatari Universe 2022, 8(7), 343Published: 22 June 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We investigate the origin in the…
Fe5S2 identified as a host of sulfur in Earth and planetary cores
Claire C. Zurkowski, Barbara Lavina, Abigail Case, Kellie Swadba, Stella Chariton, Vitali Prakapenka, Andrew J. Campbell Earth and Planetary Science LettersVolume 593, 1 September 2022 LINK Highlights • The Fe-saturated Fe-S phase relationships were probed…
High-Resolution Thermophysical Analysis of the OSIRIS-REx Sample Site and Three Other Regions of Interest on BennuOPEN ACCESS
B. Rozitis, A. J. Ryan, J. P. Emery, M. C. Nolan, S. F. Green, P. R. Christensen, V. E. Hamilton, M. G. Daly, O. S. Barnouin, D. S. Lauretta JGR PlanetsFirst published: 18 June 2022…
Reply to: The breakup of a long-period comet is not a likely match to the Chicxulub impactorOPEN ACCESS
Amir Siraj & Abraham Loeb Scientific Reports, Volume 12, Article number: 10427 (2022)Published: 21 June 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Replying to: S. Desch; Scientific Reports LINK (2022). “In a recent commentary, Desch et…
The breakup of a long-period comet is not a likely match to the Chicxulub impactorOPEN ACCESS
Steven J. Desch, Alan P. Jackson, Jessica L. Noviello & Ariel D. Anbar Scientific Reports, Volume 12, Article number: 10415 (2022)Published: 21 June 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) The Original Article was published on…
Earliest Evidence of Nebular Shock Waves Recorded in a Calcium-Aluminum-rich Inclusion
Prajkta Mane, Shawn Wallace, Maitrayee Bose, Paul Wallace, Meenakshi Wadhwa, Juliane Weber, Thomas J. Zega Geochimica et Cosmochimica ActaAvailable online 20 June 2022 LINK “Highlights • Electron backscatter diffraction analysis of a calcium-aluminum rich inclusion…
Incipient Space Weathering on 162173 Ryugu Recorded by Crystallographic Changes of Pyrrhotite
Harries D. * Langenhorst F. Matsumoto T. Noguchi T. Yurimoto H. Nakamura T. Yabuta H. Naraoka H. Okazaki R. Sakamoto K. Tachibana S. Watanabe S. Tsuda Y. MetSoc 2022 abstract [#6073] LINK “Pyrrhotite recovered from…
Dehydration Decomposition of Phyllosilicates in the C-Type Asteroid Ryugu Material by Space Weathering
Noguchi T. * Matsumoto T. Miyake A. Igami Y. Haruta M. Saito H. Hata S. Seto Y. Miyahara M. Tomioka N. Ishii H. A. Bradley J. P. Ohtaki K. Dobricǎ E. Leroux H. LeGuillou C….
Molecular Atlas and Structural Complexity Revealed with Ultrahigh Resolution Mass Spectrometry and Nuclear Magnetic Resonance Spectroscopy of Ryugu
Schmitt-Kopplin Ph. Hertkorn H. Harir M. Lucio M. Naraoka H. Hayabusa2-Initial-Analysis SOM Team Hayabusa2-Initial-Analysis Core MetSoc 2022 abstract [#6040]LINK “Ryugu sample A0106 showed extreme chemical diversity and complexity, close to low temperature water altered meteoritic…
Depletion of Moderately Volatile Elements by Open-system Loss in the Early Solar NebulaOPEN ACCESS
Debanjan Sengupta, Paul R. Estrada, Jeffrey N. Cuzzi, and Munir Humayun The Astrophysical Journal, Volume 932, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Rocky bodies of the inner solar system display a systematic depletion of…
Deciphering the Parent Bodies of Heated CMs
Prestgard T. J. Beck P. Bonal L. MetSoc22 abstract [#6187] LINK “Some Stage-II and III heated CM chondrites, and Elephant Moraine (EET) 83355, have spectra similar to C, Cg and/or X-type asteroids. A subset of…
Site selection for the Hayabusa2 artificial cratering and subsurface material sampling on Ryugu
Shota Kikuchi, Sei-ichiro Watanabe, Koji Wada, Takanao Saiki et al. Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 16 June 2022 LINK “Highlights • Hayabusa2 aimed to collect subsurface samples from Ryugu excavated by…
Samples returned from the asteroid Ryugu are similar to Ivuna-type carbonaceous meteoritesOPEN ACCESS
Tetsuya Yokoyama, Kazuhide Nagashima, Izumi Nakai, Edward D. Young, 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…
On the origin and evolution of the asteroid Ryugu: A comprehensive geochemical perspectiveOPEN ACCESS
Eizo NAKAMURA , Katsura KOBAYASHI, Ryoji TANAKA, Tak KUNIHIRO, Hiroshi KITAGAWA, Christian POTISZIL, Tsutomu OTA, Chie SAKAGUCHI, Masahiro YAMANAKA, Dilan M. RATNAYAKE, Havishk TRIPATHI, Rahul KUMAR, Maya-Liliana AVRAMESCU, Hidehisa TSUCHIDA, Yusuke YACHI, Hitoshi MIURA, Masanao…
Nanodiamond of Meteorites: Concentrations and Isolation Kinetics of Possible Initial Xenon Components
A. V. Fisenko & L. F. Semjonova Geochemistry International, Volume 60, pages 530–536Published: 06 June 2022 LINK “The uncertainty in the isotope compositions of the initial (primary) xenon components responsible for its measured composition in…
Are there any pristine comets? Constraints from pebble structureOPEN ACCESS
Uri Malamud, Wolf A. Landeck, Dorothea Bischoff, Christopher Kreuzig, Hagai B. Perets, Bastian Gundlach, Jurgen Blum MNRAS 000, 1-?? (2022)Preprint: 2 June 2022 PDF (OPEN ACCESS) We show that if comets (or any small icy…
Lifetime of the Outer Solar System Nebula from Carbonaceous ChondritesOPEN ACCESS
Cauê S. Borlina, Benjamin P. Weiss, James F. J. Bryson, Philip J. Armitage JGR: PlanetsFirst Published: 30 May 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Key Points Paleomagnetic measurements of CO chondrites suggest solar nebula dissipation…
Structure of differentiated planetesimals: A chondritic fridge on top of a magma ocean
Cyril Sturtz, Angela Limare, Marc Chaussidon, Édouard Kaminski IcarusIn Press, Journal Pre-proof, Available online 28 May 2022 LINK “Highlights • We study the formation and the thermal evolution of planetesimals that accreted undifferentiated material during…
A Numerical Approach Using a Finite Element Model to Constrain the Possible Interior Layout of (16) PsycheOPEN ACCESS
Yaeji Kim and Masatoshi Hirabayashi The Planetary Science Journal, Volume 3, Number 5 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Asteroid (16) Psyche (278×238×171 km in size) is notable for the largest M-type asteroid and has the…
The Timing of Potential Last Nucleosynthetic Injections into the Protosolar Molecular Cloud Inferred from 41Ca–26Al Systematics of Bulk CAIsOPEN ACCESS
Yaray Ku, Michail I. Petaev, and Stein B. Jacobsen The Astrophysical Journal Letters, Volume 931, Number 1Published: 23 May 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Short-lived radionuclides (SLRs) provide important information about the chronology of…
Chondrule formation via impact jetting in the icy outer solar system
Melissa D. Cashion, Brandon C. Johnson, Alexander N. Krot, Katherine Kretke, Shigeru Wakita, Thomas M. Davison IcarusIn Press, Journal Pre-proof, Available online 24 May 2022 LINK “Highlights • Jetting during icy impacts is proposed to…
The dissipation of the solar nebula constrained by impacts and core cooling in planetesimals
Alison C. Hunt, Karen J. Theis, Mark Rehkämper, Gretchen K. Benedix, Rasmus Andreasen & Maria Schönbächler Nature AstronomyPublished: 23 May 2022 LINK “Rapid cooling of planetesimal cores has been inferred for several iron meteorite parent…
Low surface strength of the asteroid Bennu inferred from impact ejecta deposit
M. E. Perry, O. S. Barnouin, R. T. Daly, E. B. Bierhaus, R.-L. Ballouz, K. J. Walsh, M. G. Daly, D. N. DellaGiustina, M. C. Nolan, J. P. Emery, M. M. Al Asad, C. L….
Alignment of fractures on Bennu’s boulders indicative of rapid asteroid surface evolution
Marco Delbo, Kevin J. Walsh, Christophe Matonti, Justin Wilkerson, Maurizio Pajola, Manar M. Al Asad, Chrysa Avdellidou, Ronald-Louis Ballouz, Carina A. Bennett, Harold C. Connolly Jr., Daniella N. DellaGiustina, Dathon R. Golish, Jamie L. Molaro,…
The Heterogeneous Surface of Asteroid (16) PsycheOPEN ACCESS
Saverio Cambioni, Katherine de Kleer, Michael Shepard JGR PlanetsFirst published: 19 May 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Main-belt asteroid (16) Psyche is the largest M-type asteroid, a class of object classically thought to be…
The Nature of Low-Albedo Small Bodies from 3-μm Spectroscopy: One Group that Formed Within the Ammonia Snow Line and One that Formed Beyond ItOPEN ACCESS
Andrew S. Rivkin, Joshua P. Emery, Ellen S. Howell, Theodore Kareta, John W. Noonan, Matthew Richardson, Benjamin N. L. Sharkey, Amanda A. Sickafoose, Laura M. Woodney, Richard J. Cartwright, Sean Lindsay, Lucas T. Mcclure Accepted…
Asteroids accretion, differentiation, and break-up in the Vesta source region: evidence from cosmochemistry of mesosiderites
S. Iannini Lelarge, L. Folco, M. Masotta, R.C. Greenwood, S.S. Russell, H.C. Bates Geochimica et Cosmochimica ActaAvailable online 11 May 2022 LINK “The cosmochemistry of meteorites provides unique clues on asteroids accretion, differentiation, collisional break-up…
Determining the Relative Cratering Ages of Regions of Psyche’s SurfaceOPEN ACCESS
S. Marchi, E. Asphaug, J. F. Bell III, W. F. Bottke, R. Jaumann, R. S. Park, C. A. Polanskey, T. H. Prettyman, D. A. Williams, R. Binzel, R. Oran, B. Weiss & C. T. Russell…
Prolonged early migration of dust from the inner Solar System to the comet-forming region
Devin L. Schrader, Jemma Davidson Earth and Planetary Science LettersVolume 589, 1 July 2022, 117552 LINK “Highlights • We present olivine compositions from uequilibrated ordinary chondrites (UOCs).• UOC chondrule olivine compositionally matches olivine thought unique…
The morphometry of small impact craters on Bennu: Relationships to geologic units, boulders, and impact armoringOPEN ACCESS
R. Terik Daly, Olivier S. Barnouin, Edward B. Bierhaus, Michael G. Daly, Jeffrey A. Seabrook, Ronald L. Ballouz, Hari Nair, Raymond C. Espiritu, Erica R. Jawin, David Trang, Daniella N. DellaGuistina, Keara N. Burke, Juliette…
Early Solar System instability triggered by dispersal of the gaseous disk
Beibei Liu, Sean N. Raymond & Seth A. Jacobson Nature, Volume 604, pages 643–646Published: 27 April 2022 LINK “The Solar System’s orbital structure is thought to have been sculpted by an episode of dynamical instability…
Core segregation during pebble accretion
Peter Olson, Zachary Sharp, Susmita Garai Earth and Planetary Science LettersVolume 587, 1 June 2022, 117537 LINK “Highlights • Pebble accretion builds terrestrial protoplanets in a few million years.• Core segregation is synchronized to the…
The Radiation Environment of Ceres and Implications for Surface Sampling
T.A. Nordheim, J.C. Castillo-Rogez, M.N. Villarreal, J.E.C. Scully, and E.S. Costello AstrobiologyPublished Online: 21 Apr 2022 LINK “Ceres is a large water-rich dwarf planet located within the asteroid belt. Its surface displays evidence of material…
Synthesis of Amino Acids from Aldehydes and Ammonia: Implications for Organic Reactions in Carbonaceous Chondrite Parent BodiesOPEN ACCESS
Toshiki Koga and Hiroshi Naraoka ACS Earth and Space ChemistryPublication Date: April 22, 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Strecker cyanohydrin synthesis is a known mechanism for the formation of amino acids from aldehydes,…
Natural separation of two primordial planetary reservoirs in an expanding solar protoplanetary diskOPEN ACCESS
Beibei Liu, Anders Johansen, Michiel Lambrechts, Martin Bizzarro and Troels Haugbølle Science Advances • 22 Apr 2022 • Vol 8, Issue 16 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Meteorites display an isotopic composition dichotomy between noncarbonaceous…
The chemistry of the extraterrestrial carbonaceous stone “Hypatia”: A perspective on dust heterogeneity in interstellar spaceOPEN ACCESS
Jan D. Kramers, Georgy A. Belyanin, Wojciech J.Przybyłowicz, Hartmut Winkler, Marco A.G. Andreoli IcarusAvailable online 22 April 2022 LINK (OPEN ACCESS) “Highlights • The parent body of the carbonaceous, extraterrestrial stone “Hypatia” was primitive.• We…
Formation of fused aggregates under long-term microgravity conditions aboard the ISS with implications for early solar system particle aggregationOPEN ACCESS
Tamara E. Koch, Dominik Spahr, Beverley J. Tkalcec, Oliver Christ, Philomena-Theresa Genzel, Miles Lindner, David Merges, Fabian Wilde, Björn Winkler, Frank E. Brenker MAPSVersion of Record online: 21 April 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS)…
GRO 95577 (CR1) as a mineralogical analogue for asteroid (101955) Bennu
Victoria E. Hamilton, Hannah H. Kaplan, Harold C. Connolly Jr, Cyrena A. Goodrich, Neyda M. Abreu, Amy A. Simon IcarusAvailable online 21 April 2022 LINK “Highlights • The only known CR1 meteorite is the best…
“The ice-organic-silicate contents of small solar system bodies: indicators for a comet to asteroid evolutionary pathway”OPEN ACCESS
Havishk Tripathi, Christian Potiszil, Ryoji Tanaka, Eizo Nakamura Monthly Notices of the Royal Astronomical Society, stac1068Published: 20 April 2022 LINK (OPEN ACCESS) “Comets and asteroids have traditionally been separated categories, but main belt comets skew…
Assessing the Sampleability of Bennu’s Surface for the OSIRIS-REx Asteroid Sample Return MissionOPEN ACCESS
Kevin J. Walsh, Edward B. Bierhaus, Dante S. Lauretta, Michael C. Nolan, Ronald-Louis Ballouz, Carina A. Bennett, Erica R. Jawin, Olivier S. Barnouin, Kevin Berry, Keara N. Burke, Bella Brodbeck, Rich Burns, Benton C. Clark,…
Iron-60 in the Early Solar System Revisited: Insights from In Situ Isotope Analysis of Chondritic TroiliteOPEN ACCESS
János Kodolányi, Peter Hoppe, Christian Vollmer, Jasper Berndt, and Maren Müller The Astrophysical Journal, Volume 929, Number 1Published: 18 April 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We measured the nickel isotope composition of troilites from…
Distinguishing the Origin of Asteroid (16) PsycheOPEN ACCESS
Linda T. Elkins-Tanton, Erik Asphaug, James F. Bell III, Carver J. Bierson, Bruce G. Bills, William F. Bottke, Samuel W. Courville, Steven D. Dibb, Insoo Jun, David J. Lawrence, Simone Marchi, Timothy J. McCoy, Jose…
Possible Implications of Relatively High Levels of Initial 60Fe in Iron Meteorites for the Non-Carbonaceous — Carbonaceous Meteorite Dichotomy and Solar Nebula FormationOPEN ACCESS
Alan P. Bossaccepted for ApJ PDF (OPEN ACCESS) Update (28 June 2022): The Astrophysical Journal, Volume 933, Number 1Published: 28 June 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Cook et al. (2021) found that iron meteorites…
Did Earth eat its leftovers? Impact ejecta as a component of the late veneerOPEN ACCESS
Philip J. Carter, Sarah T. Stewart Draft version April 11, 2022, to be published in PSJ PDF (OPEN ACCESS) Update (19 April 2022):LINK (OPEN ACCESS)PDF (OPEN ACCESS)The Planetary Science Journal, Volume 3, Number 4 “The…
Crater population on asteroid (101955) Bennu indicates impact armouring and a young surface
E. B. Bierhaus, D. Trang, R. T. Daly, C. A. Bennett, O. S. Barnouin, K. J. Walsh, R.-L. Ballouz, W. F. Bottke, K. N. Burke, M. E. Perry, E. R. Jawin, T. J. McCoy, H….
Geologic Context of the OSIRIS-REx Sample Site from High-resolution Topography and ImagingOPEN ACCESS
O. S. Barnouin, E. R. Jawin, R. T. Daly, R.-L. Ballouz, M. G. Daly, J. A. Seabrook, P. Michel, Y. Zhang, C. L. Johnson, K. J. Walsh, M. M. Al Asad, R. Gaskell, J. Weirich,…
Investigating S-type asteroid surfaces through reflectance spectra of ordinary chondritesOPEN ACCESS
J. Eschrig, L. Bonal, M. Mahlke, B. Carry, P.Beck, J. Gattacceca IcarusIn Press, Journal Pre-proof, Available online 3 April 2022 LINK Update (22 June 2022): PDF (OPEN ACCESS) “Highlights • Reflectance spectroscopy• Petrography• Unequilibrated Ordinary…
The Formation of Terraces on Asteroid (101955) BennuOPEN ACCESS
O. S. Barnouin, M. G. Daly, J. A. Seabrook, Y. Zhang, F. Thuillet, P. Michel, J. H. Roberts, R. T. Daly, M. E. Perry, H. C. M. Susorney, E. R. Jawin, R.-L. Ballouz, K. J….
Accretion regions of meteorite parent bodies inferred from a two-endmember isotopic mixing model
Kang Shuai, Hejiu Hui, Liyong Zhou, Weiqiang Li Monthly Notices of the Royal Astronomical SocietyPublished: 29 March 2022 LINK “The diverse isotopic anomalies of meteorites demonstrate that the protoplanetary disk was composed of components from…
Three-axial shape distributions of pebbles, cobbles and boulders smaller than a few meters on asteroid RyuguOPEN ACCESS
Tatsuhiro Michikami, Axel Hagermann, Tomokatsu Morota, Yasuhiro Yokota, Seitaro Urakawa, Hiroyuki Okamura, Naoya Tanabe, Koki Yumoto, Tatsuki Ebihara, Yuichiro Cho, Carolyn M. Ernst, Masahiko Hayakawa, Masatoshi Hirabayashi, Naru Hirata, Chikatoshi Honda, Rie Honda, Shingo Kameda,…
Science Goals and Mission Concept for a Landed Investigation of MercuryOPEN ACCESS
Carolyn M. Ernst, Nancy L. Chabot, Rachel L. Klima, Sanae Kubota, Gabe Rogers, Paul K. Byrne, Steven A. Hauck II, Kathleen E. Vander Kaaden, Ronald J. Vervack Jr., Sébastien Besse, David T. Blewett, Brett W….
Short-Lived Radionuclides in Meteorites and the Sun’s Birth EnvironmentOPEN ACCESS
Steven J. Desch, Edward D. Young, Emilie T. Dunham, Yusuke Fujimoto, Daniel R. Dunlap Submitted as a chapter to Protostars and Planets VII PDF (OPEN ACCESS) “The solar nebula contained a number of short-lived radionuclides…
The Solar Wind at (16) Psyche: Predictions for a Metal WorldOPEN ACCESS
Glyn A. Collinson, Li-Jen Chen, Lan K. Jian, and John Dorelli The Astrophysical Journal, Volume 927, Number 2Published: 2022, March 17 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “NASA’s Psyche spacecraft will carry a magnetometer to main-belt…
Presolar grain dynamics: creating nucleosynthetic variations through a combination of drag and viscous evolutionOPEN ACCESS
Mark A. Hutchison, Jean-David Bodénan, Lucio Mayer, Maria Schönbächler accepted for publication in MNRAS PDF (OPEN ACCESS) Update (21 March 2022): LINK “Meteoritic studies of solar system objects show evidence of nucleosynthetic heterogeneities that are…
Science Drivers for the Future Exploration of Ceres: From Solar System Evolution to Ocean World ScienceOPEN ACCESS
Julie Castillo-Rogez, Marc Neveu, Vassilissa Vinogradoff, Kelly E. Miller, Michael M. Sori, Federico Tosi, Britney Schmidt, Jennifer E. C. Scully, Mohit Melwani Daswani, Kynan Hughson The Planetary Science Journal, Volume 3, Number 3Published: March 16,…
Half-life and initial Solar System abundance of 146Sm determined from the oldest andesitic meteoriteOPEN ACCESS
Linru Fang, Paul Frossard, Maud Boyet, Audrey Bouvier, Jean-Alix Barrat, Marc Chaussidon, and Frederic Moynier PNASMarch 15, 2022 | 119 (12) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The formation and differentiation of planetary bodies are dated…
Global geologic map of asteroid (101955) Bennu indicates heterogeneous resurfacing in the past 500,000 yearsOPEN ACCESS
R.-L. Ballouz, A.J. Ryan, H.H. Kaplan, M. Pajola, V.E. Hamilton, O.S. Barnouin, J.P. Emery, B. Rozitis, D.N. DellaGiustina, M.G. Daly, C.A. Bennett, D.R. Golish, M.E. Perry, R.T.Daly, E.B. Bierhaus, M.C. Nolan, H.L. Enos, D.S. Lauretta…
Ribose Synthesis in Carbonaceous PlanetesimalsOPEN ACCESS
Klaus Paschek, Kai Kohler, Ben K. D. Pearce, Kevin Lange, Thomas K. Henning, Oliver Trapp, Ralph E. Pudritz, and Dmitry A. Semenov Life 2022, 12(3), 404Published: 10 March 2022 LINK (OPEN ACCESS)PDF (DOWNLOAD) “The origin…
Non-protein amino acids identified in carbon-rich Hayabusa particles
Eric T. Parker, Queenie H. S. Chan, Daniel P. Glavin, Jason P. Dworkin MAPSVersion of Record online: 08 March 2022 LINK “Amino acid abundances in acid-hydrolyzed hot water extracts of gold foils containing five Category…
Deciphering Redox State for a Metal-Rich WorldOPEN ACCESS
Timothy J. McCoy, Steven D. Dibb, Patrick N. Peplowski, Clara Maurel, Hannah L. Bercovici, Catherine M. Corrigan, James F. Bell III, Benjamin P. Weiss, David J. Lawrence, Daniel D. Wenkert, Thomas H. Prettyman & Lindy…
Connecting Asteroids and Meteorites with visible and near-infrared spectroscopyOPEN ACCESS
Francesca E. DeMeo, Brian J. Burt, Michaël Marsset, David Polishook, Thomas H. Burbine, Benoît Carry, Richard P. Binzel, Pierre Vernazza, Vishnu Reddy, Michelle Tang, Cristina A. Thomas, Andrew S. Rivkin, Nicholas A. Moskovitz, Stephen M….
Thermophysical Investigation of Asteroid Surfaces. II. Factors Influencing Grain SizeOPEN ACCESS
Eric M. MacLennan and Joshua P. Emery The Planetary Science Journal, Volume 3, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Asteroid surfaces are subjected to mechanical weathering processes that result in the development and evolution…
The absence of an effect of nickel on iron isotope fractionation during core formation
E. Kubik, P.A. Sossi, J. Siebert, E. Inglis, M. Roskosz, E. Siciliano Rego, N. Wehr, F. Moynier Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 24 February 2022 LINK “The Fe isotopic compositions of…
Evidence for a primordial isotopic gradient in the inner region of the solar protoplanetary discOPEN ACCESS
J. Mah, R. Brasser, J. M. Y. Woo, A. Bouvier, S. J. Mojzsis manuscript, accepted for publication in Astronomy & Astrophysics PDF (OPEN ACCESS) and PDF (OPEN ACCESS) “Not only do the sampled terrestrial worlds…
Brine residues and organics in the Urvara basin on CeresOPEN ACCESS
A. Nathues, M. Hoffmann, N. Schmedemann, R. Sarkar, G. Thangjam, K. Mengel, J. Hernandez, H. Hiesinger & J. H. Pasckert Nature Communications, Volume 13, Article number: 927 (2022) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Ceres is…
VNIR reflectance spectra of silicate-graphite mixtures: The effect of graphite content and particle size
E. Bruschini, C. Carli, A.-C. Buellet, M. Vincendon, F. Capaccioni, M. Ferrari, F. Vetere, A. Secchiari, D. Perugini, A. Montanini IcarusIn Press, Journal Pre-proof, Available online 22 February 2022 LINK “Highlights • Graphite decreases the…
Asteroids and Life: How Special Is the Solar System?OPEN ACCESS
Rebecca G. Martin and Mario Livio The Astrophysical Journal Letters, Volume 926, Number 2Published: 18 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Asteroid impacts with Earth may have played an essential role in the emergence…
Dynamical origin of the Dwarf Planet CeresOPEN ACCESS
Rafael Ribeiro de Sousa, Alessandro Morbidelli, Rodney Gomes, Ernesto Vieira Neto, Andre Izidoro, Abreuçon Atanasio Alves IcarusIn Press, Journal Pre-proof, Available online 18 February 2022 LINK PDF (OPEN ACCESS) (draft version, 21 February 2022) “Highlights…
Experimental and Theoretical Constraints on Amino Acid Formation from PAHs in Asteroidal SettingsOPEN ACCESS
Claudia-Corina Giese, Inge Loes ten Kate, Martijn P. A. van den Ende, Mariette Wolthers, José C. Aponte, Eloi Camprubi, Jason P. Dworkin, Jamie E. Elsila, Suzanne Hangx, Helen E. King, Hannah L. Mclain, Oliver Plümper,…
A contemporary view of the ordinary chondrite boot I: Band parameter analysis dependency
Lucas T. McClure, Sean S. Lindsay IcarusIn Press, Journal Pre-proof, Available online 14 February 2022 LINK “Highlights • The Spectral Analysis Routine for Asteroids (SARA) performed band parameter analyses on spectral data from 167 ordinary…
A contemporary view of the ordinary chondrite boot II: Mineralogical variation of S-type asteroids
Lucas T. McClure, Sean S. Lindsay IcarusIn Press, Journal Pre-proof, Available online 12 February 2022 LINK “Highlights • The Spectral Analysis Routine for Asteroids determined band parameters for a suite of 46 NEAs.• Mineralogical determinations…
Did an asteroid impact cause temporary warming during snowball Earth?OPEN ACCESS
Zhongwu Lan, Ross N. Mitchell, Thomas M. Gernon, Adam R. Nordsvan Earth and Planetary Science LettersVolume 581, 1 March 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Highlights • An asteroid impact during snowball Earth may have…
Uniform initial 10Be/9Be inferred from refractory inclusions in CV3, CO3, CR2, and CH/CB chondrites
E.T. Dunham, M. Wadhwa, S.J. Desch, M.C. Liu, K. Fukuda, N. Kita, A.T. Hertwig, R.L. Hervig, C. Defouilloy, S.B. Simon, J.Davidson, D.L.Schrader, Y. Fujimoto Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 7 February…
Tagish Lake is Still the Only Possible Meteorite Sample from D-Type Asteroids
Hiroi T. Ohtsuka K. Zolensky M. E. Rutherford M. J. Milliken R. E. PDF LPSC 2022 abstract [#1149] “Although some meteorite candidates such as Tarda have been suggested, Tagish Lake is still the only possible…
Dynamic Evolution of the Solar System Inferred from Ti, Cr, and Mo Isotope Anomalies in Meteorites
Wölfer E. * Burkhardt C. Schneider J. M. Budde G. Kleine T. PDF LPSC 2022 abstract [#2468] “We report new Ti and Cr isotopic data to constrain the efficiency of the NC-CC separation and its…
Reflectance Spectral Comparison Between a Large Ryugu Returned Sample and Carbonaceous Chondrites
Amano K. * Matsuoka M. Nakamura T. Kagawa E. Hiroi T. et al. PDF LPSC 2022 abstract [#1789] “We measured reflectance spectra of the samples collected from asteroid Ryugu by Hayabusa2 and compared the results…
Soluble Organic Compounds in Asteroid 162173 Ryugu
Naraoka H. * Takano Y. Dworkin J. P. Hayabusa2-Initial-Analysis SOM Team Hayabusa2-Initial-Analysis Core PDF LPSC 2022 abstract [#1781] “We report soluble organic compounds in the slovent-extract samples in the Ryugu grains collected by the Hayabusa2…
Macromolecular Organic Matter in C-Type Asteroid Ryugu
Yabuta H. * Cody G. D. Engrand C. Kebukawa Y. De Gregorio B. et al. PDF LPSC 2022 abstract [#2241] “The initial analysis results on macromolecular organic matter from the asteroid Ryugu samples are presented…
Mineralogy and Space Weathering of Fine Fraction Recovered from Asteroid (162173) Ryugu
Noguchi T. * Matsumoto T. Miyake A. Igami Y. Haruta M. et al. PDF LPSC 2022 abstract [#1747] “The grains recovered from Ryugu by the Hayabusa2 have mineralogy similar to that of CIs and show…
Spectral Reflectance Properties of the C2-Ungrouped Tarda Meteorite
Applin D. M. Schrader D. L. Cloutis E. A. Nakamura T. Matsuoka M. PDF LPSC 2022 abstract [#2218] “We study the spectral reflectance properties of the Tarda meteorite in order to assess similarities to the…
Determination of the initial hydrogen isotopic composition of the solar system
J. Aléon, D. Lévy, A. Aléon-Toppani, H. Bureau, H. Khodja & F. Brisset Nature Astronomy (2022)Published: 03 February 2022 LINK Supplementary information “The initial isotopic composition of water in the Solar System is of paramount…
Large planets may not form fractionally large moonsOPEN ACCESS
Miki Nakajima, Hidenori Genda, Erik Asphaug & Shigeru Ida Nature Communications, Volume 13, Article number: 568 (2022)Published: 01 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “One of the unique aspects of Earth is that it…
The Asteroid 162173 Ryugu: a Cometary OriginOPEN ACCESS
Hitoshi Miura, Eizo Nakamura and Tak Kunihiro The Astrophysical Journal Letters, Volume 925, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Japanese Hayabusa2 mission has revealed in detail the physical characteristics of the C-type asteroid…
Kilometer-scale crater size-frequency distributions on CeresOPEN ACCESS
Kosei Toyokawa, Junichi Haruyama, Naoyuki Hirata, Sayuri Tanaka, Takahiro Iwata IcarusAvailable online 29 January 2022 LINK (OPEN ACCESS) “Highlights • We explored the crater size-frequency distribution (SFD) with D > 1 km on Ceres.• The SFD of projectiles…
Resurfacing processes constrained by crater distribution on Ryugu
Naofumi Takaki, Yuichiro Cho, Tomokatsu Morota, Eri Tatsumi, Rie Honda, Shingo Kameda, Yasuhiro Yokota, Naoya Sakatani, Toru Kouyama, Masahiko Hayakawa, Moe Matsuoka, Manabu Yamada, Chikatoshi Honda, Hidehiko Suzuki, Kazuo Yoshioka, Kazunori Ogawa, Hirotaka Sawada, Patrick…
Polyaromatic Units Set the Albedo of Dark Extraterrestrial MaterialsOPEN ACCESS
Romain Maupin, Zahia Djouadi, Rosario Brunetto, Obadias Mivumbi, Christophe Sandt and Ferenc Borondics The Planetary Science Journal, Volume 3, Number 1, 20 January 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Primitive extraterrestrial materials are generally dark,…
Mid-infrared emissivity of partially dehydrated asteroid (162173) Ryugu shows strong signs of aqueous alterationOPEN ACCESS
M. Hamm, M. Grott, H. Senshu, J. Knollenberg, J. de Wiljes, V. E. Hamilton, F. Scholten, K. D. Matz, H. Bates, A. Maturilli, Y. Shimaki, N. Sakatani, W. Neumann, T. Okada, F. Preusker, S. Elgner,…
Chemical Differentiation of Planets: A Core IssueOPEN ACCESS
Hervé Toulhoat, Viacheslav Zgonnik The Astrophysical Journal, Volume 924, Number 2Published: 14 January 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “By plotting empirical chemical element abundances on Earth relative to the Sun and normalized to silicon…
Reevaluating how charged particles cause space weathering on airless bodies
A.P. Jordan IcarusIn Press, Journal Pre-proof, Available online 14 January 2022 LINK “Highlights • Space weathering experiments use particle fluxes much higher than those in nature.• Such fluxes and fluences are known to cause dielectric…
Noble gases in Dome C micrometeorites – An attempt to disentangle asteroidal and cometary sources
Bastian Baecker, Ulrich Ott, Mario Trieloff, Cécile Engrand, Jean Duprat IcarusIn Press, Journal Pre-proof, Available online 12 January 2022 LINK “Highlights • We analyzed noble gas isotopes in micrometeorites collected from surface snow.• He and…
A Possible Explanation for the Blue Spectral Slope Observed on B-type AsteroidsOPEN ACCESS
Mark J. Loeffler, Beau S. Prince Accepted in Icarus on 6 January 2022 PDF (OPEN ACCESS) Update (13 January 2022): LINK In an effort to better understand the role dark material plays in the reflectance…
Diverse space weathering effects on asteroid surfaces as inferred via laser irradiation of meteoritesOPEN ACCESS
P. Zhang, K. Tai, Y. Li, J. Zhang, C. Lantz, T. Hiroi, M. Matsuoka, S. Li, Y. Lin, Y. Wen, H. Han and X. Zeng A&A 659, A78 (2022)Received 5 November 2021 / Accepted 30…
Has the impact flux of small and large asteroids varied through time on Mars, the Earth and the Moon?OPEN ACCESS
Anthony Lagain, Mikhail Kreslavsky, David Baratoux, Yebo Liu, Hadrien Devillepoix, Philip Bland, Gretchen K. Benedix, Luc S. Doucet, Konstantinos Servis accepted in Earth and Planetary Science Letters, 28/12/2021 PDF (OPEN ACCESS) “The impact flux over…
A case for a Themis asteroid family spacecraft mission
M.E. Landis, J.C. Castillo-Rogez, P.O. Hayne, H. Hsieh, K.H.G. Hughson, D. Kubitschek, K.E. Miller, T.H. Prettyman, A.S. Rivkin, B.E. Schmidt, J.E.C.Scully, N. Yamashita, M.N. Villarreal, M. Alexander, A. Armstrong, C. Bader, C. Brown, J.T. Engbrecht,…
