![[Žd’ár nad Sázavou] A second meteorite (39.3 grams) of the Czech bolide on 9 December 2014 was found near Vatín on January 12 by Czech astronomers, first meteorite classified as type L3.9](https://karmaka.de/wp-content/uploads/2015/01/meteority-zdar-660x330.jpg)
![[Žd’ár nad Sázavou] First meteorite found near Nová Ves, close to Nového Města na Moravě on 20 December, ~3 p.m. CET/ Meteorite fall near Rudolec, Jihlava district, Czech Republic, 9 December, 16:16:45-54 UT UTC](https://karmaka.de/wp-content/uploads/2014/12/attachment-660x330.jpg)
The effects of Antarctic alteration and sample heterogeneity on Sm-Nd and Lu-Hf systematics in H chondrites
Ryoga Maeda, Steven Goderis, Vinciane Debaille, Hamed Pourkhorsandi, Geneviève Hublet, Philippe Claeys Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 12 May 2021 LINK “Long-lived radioactive isotope systematics, such as Sm-Nd and Lu-Hf, are…
High-resolution observations of bright boulders on asteroid Ryugu: 1. Size frequency distribution and morphology
Chiho Sugimoto, Eri Tatsumi, Yuichiro Cho, Tomokatsu Morota, Rie Honda, Shingo Kameda, Yosuhiro, Yokota, Koki Yumoto, Minami Aoki, Daniella N. DellaGiustina, Tatsuhiro Michikami, Takahiro Hiroi, Deborah L. Domingue, Patrick Michel, Stefan E.Schröder, Tomoki Nakamura, Manabu…
Origin of ammoniated phyllosilicates on dwarf planet Ceres and asteroidsOPEN ACCESS
Santosh K. Singh, Alexandre Bergantini, Cheng Zhu, Marco Ferrari, Maria Cristina De Sanctis, Simone De Angelis & Ralf I. Kaiser Nature Communications, Volume 12, Article number: 2690 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The surface…
Resurfacing processes on asteroid (162173) Ryugu caused by an artificial impact of Hayabusa2’s Small Carry-on Impactor
Rie Honda, Masahiko Arakawa, Yuri Shimaki, Kei Shirai, Yasuhiro Yokota, Toshihiko Kadono, Koji Wada, Kazunori Ogawa, Ko Ishibashi, Naoya Sakatani, Satoru Nakazawa, Minami Yasui, Tomokatsu Morota, Shingo Kameda, Eri Tatsumi, Manabu Yamada, Toru Kouyama, Yuichiro…
Effect of ice sheet thickness on formation of the Hiawatha impact crater
Elizabeth A. Silber, Brandon C.Johnson, Evan Bjonnes, Joseph A. MacGregor, Nicolaj K.Larsen, Sean E. Wiggins Earth and Planetary Science LettersVolume 566, 15 July 2021 LINK “Highlights • Hiawatha is a 31 km wide putative impact…
Martian meteorites reflectance and implications for rover missions
IcarusIn Press, Journal Pre-proof, Available online 6 May 2021 LINK “Highlights • We provide the first VNIR (0.4–3 μm) spectral database representative of the current Martian meteorites’ diversity.• Point measurements and hyperspectral cubes are acquired…
Mineralogical characterization of a new eucrite Serra Pelada by Raman and XRD
Bruno Nascimento-Dias, Caique Roque, Bruna Mayato, Kaique Alexandre D’Oliveira, Hugo Camarano Belgo, Maria Elizabeth Zucolotto, Virgilio de Carvalho dos Anjos Vibrational SpectroscopyAvailable online 5 May 2021 LINK “Serra Pelada is a newly discovered eucrite from…
A super‐refractory inclusion containing nonstoichiometric spinel from the CO3.0 chondrite Yamato 81020
Hisayoshi Yurimoto, Alan E. Rubin, Shoichi Itoh, John T. Wasson Meteoritics & Planetary ScienceVersion of Record online: 03 May 2021 LINK “We studied a unique super‐refractory inclusion with a core‐mantle structure from CO3.0 Yamato 81020…
Evidence from achondrites for a temporal change in Nd nucleosynthetic anomalies within the first 1.5 million years of the inner solar system formation
Paul Frossard, Zhiguo Guo, Mary Spencer, Maud Boyet, Audrey Bouvier Earth and Planetary Science LettersVolume 566, 15 July 2021 LINK “Highlights • Nd isotope composition of planetesimals-derived achondrites is different than planetary bodies (Earth, Mars…
How do secondary iron enrichments form within basaltic eucrites? An experimental approachOPEN ACCESS
Stella Rombeck, Christian Vollmer, Julia Roszjar, Adam R. Sarafian, Stephan Klemme Meteoritics & Planetary ScienceVersion of Record online: 02 May 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Some basaltic eucrites and basaltic lithologies in howardites derived…
Carbonate assemblages in Cold Bokkeveld CM chondrite reveal complex parent body evolutionOPEN ACCESS
Stefan Farsang, Ian A. Franchi, Xuchao Zhao, Timothy D. Raub, Simon A.T. Redfern, Monica M. Grady Meteoritics & Planetary ScienceVersion of Record online: 01 May 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The paragenesis of carbonates…
To be or not to be, that is the question: The Marsala meteorite (Italy, 1834) and the role of the doubtful meteorites in the history of meteoriticsOPEN ACCESS
Annarita Franza, Marco Morelli, Daniela Faggi, Giovanni Pratesi Meteoritics & Planetary ScienceVersion of Record online: 01 May 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “This work focuses on the historical and scientific investigation of a presumed…
Synthesis of 13C-enriched amino acids with 13C-depleted insoluble organic matter in a formose-type reaction in the early solar systemOPEN ACCESS
Yoshihiro Furukawa, Yoshinari Iwasa, Yoshito Chikaraishi Science Advances, 28 Apr 2021:Vol. 7, no. 18, eabd3575 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Solvent-soluble organic matter (SOM) in meteorites, which includes life’s building molecules, is suspected to originate…
Erosion of volatiles by micro-meteoroid bombardment on Ceres, and comparison to the Moon and MercuryOPEN ACCESS
Petr Pokorný, Erwan Mazarico, Norbert Schorghofer accepted to PSJ PDF (OPEN ACCESS) “(1) Ceres, the largest reservoir of water in the main-belt, was recently visited by the Dawn spacecraft that revealed several areas bearing H2O-ice…
Characterization of Exogenic Boulders on Near-Earth Asteroid (101955) Bennu from OSIRIS-REx Color ImagesOPEN ACCESS
Lucille Le Corre, Vishnu Reddy, William F. Bottke, Daniella N. DellaGiustina, Keara Burke, Jennifer Nolau, Robin B. Van Auken, Dathon R. Golish, Juan Sanchez, Jian-Yang Li, Christian d’Aubigny, Bashar Rizk, Dante Lauretta PDF (OPEN ACCESS)…
Raman spectral peak positions of olivine (Fo‐Fa) as fast methodology for classifying chondrites
Bruno Leonardo do Nascimento‐Dias, Tatiane Peters Donato, Maria Elizabeth Zucolotto, Virgílio de Carvalho dos Anjos Journal of Raman SpectroscopyFirst published: 25 April 2021 LINK “Chondrites are the most common meteorites in the world. However, the…
The impact and recovery of asteroid 2018 LAOPEN ACCESS
Peter Jenniskens, Mohutsiwa Gabadirwe, Qing‐Zhu Yin, Alexander Proyer, Oliver Moses, Tomas Kohout, Fulvio Franchi, Roger L. Gibson, Richard Kowalski, Eric J. Christensen, Alex R. Gibbs, Aren Heinze, Larry Denneau, Davide Farnocchia, Paul W. Chodas, William…
In situ Si isotope and chemical constraints on formation and processing of chondrules in the Allende meteoriteOPEN ACCESS
Yogita Kadlag, Michael Tatzel, Daniel A. Frick, Harry Becker, Philipp Kühne Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 23 April 2021 LINK (OPEN ACCESS) “Chondrules in undifferentiated meteorites are former silicate melt droplets…
Discovery of primitive CO2-bearing fluid in an aqueously altered carbonaceous chondriteOPEN ACCESS
Akira Tsuchiyama, Akira Miyake, Satoshi Okuzumi, Akira Kitayama, Jun Kawano, Kentaro Uesugi, Akihisa Takeuchi, Tsukasa Nakano, Michael Zolensky Science Advances, 21 Apr 2021:Vol. 7, no. 17, eabg9707DOI: 10.1126/sciadv.abg9707 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Materials…
Accretion and differentiation of early planetary bodies as recorded in the composition of the silicate Earth
Klaus Mezger, Alessandro Maltese, Hauke Vollstaedt IcarusIn Press, Journal Pre-proof, Available online 21 April 2021 LINK “Highlights • Element abundances in silicate Earth are the result of accretion of three major chemically and isotopically different…
Cosmogenic 44Ti in meteorites – a divergence with 14C and 10Be data
M. G. Ogurtsov Advances in Space ResearchAvailable online: 20 April 2021 LINK “A record of 44Ti activity measured in 20 stony meteorites fallen during AD 1766-2001 was compared to six series of 44Ti activity, calculated…
Origins of colors variability among C-cluster main-belt asteroidsOPEN ACCESS
Pierre Beck, Olivier Poch IcarusAvailable online: 21 April 2021 LINK Update (6 May 2021): PDF (OPEN ACCESS) “Highlights • A C-type cluster is identified by an SDSS colors & albedo cluster analysis.• The C-cluster matches…
Meteor showers from known long-period comets
Peter Jenniskens, Dante S. Lauretta, Martin C. Towner, Steve Heathcote, Steve Heathcote, Emmanuel Jehin, Toni Hanke, Tim Cooper, Jack W. Baggaley, J. Andreas Howell, Carl Johannink, Martin Breukers, Mohammad Odeh, Nicholas Moskovitz, Luke Juneau, Tim…
Manganese oxides in Martian meteorites Northwest Africa (NWA) 7034 and 7533OPEN ACCESS
Yang Liu, Woodward W. Fischer, Chi Ma, John R. Beckett, Oliver Tschauner, Yunbin Guan, Usha F. Lingappa, Samuel M. Webb, Vitali B. Prakapenka, Nina L. Lanza, Carl B. Agee IcarusAvailable online: 20 April 2021 LINK…
Meteoroids as One of the Sources for Exosphere Formation on Airless Bodies in the Inner Solar SystemOPEN ACCESS
Diego Janches, Alexey A. Berezhnoy, Apostolos A. Christou, Gabriele Cremonese, Takayuki Hirai, Mihály Horányi, Jamie M. Jasinski & Menelaos Sarantos Space Science Reviews, Volume 217, Article number: 50 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “This…
Geology of the Chang’e-5 landing site: Constraints on the sources of samples returned from a young nearside mare
Le Qiao, Jian Chen, Luyuan Xu, Sheng Wan, Haijun Cao, Bo Li, Zongcheng Ling IcarusAvailable online 18 April 2021 LINK “Highlights • Detailed geological characteristics of the local landing area have been presented• Multiple identified…
Characterizing the spectral, microstructural, and chemical effects of solar wind irradiation on the Murchison carbonaceous chondrite through coordinated analyses
D.L. Laczniak, M.S. Thompson, R. Christoffersen, C.A. Dukes, S.J. Clemett, R.V. Morris, L.P. Keller IcarusIn Press, Journal Pre-proof, Available online 17 April 2021 LINK “Highlights • Solar wind irradiation of carbon-rich asteroids simulated using 1 keV/amu…
The Loongana (CL) group of carbonaceous chondrites
Knut Metzler, Dominik C. Hezel, Jens Barosch, Elias Wölfer, Jonas M. Schneider, Jan L. Hellmann, Jasper Berndt, Andreas Stracke, Jérôme Gattacceca, Richard C. Greenwood, Ian A. Franchi, Christoph Burkhardt, Thorsten Kleine Geochimica et Cosmochimica ActaIn…
Testing models for the composition of chondrites and their components: I. CO chondrites
Andrea Patzer, Emma S. Bullock, Conel M. O’D.Alexander Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 16 April 2021 LINK “We present the first results of a comprehensive investigation aimed at testing the hypothesis…
Ejecta distribution from impact craters on Ryugu: Possible origin of the bluer units
Naoyuki Hirata, Ren Ikeya IcarusIn Press, Journal Pre-proof, Available online 15 April 2021 LINK “Highlights • We calculated the distribution of ejecta blankets from actual craters on Ryugu.• Ejecta emplacement could explain the bluish color…
Composition of terrestrial exoplanet atmospheres from meteorite outgassing experimentsOPEN ACCESS
Maggie A. Thompson, Myriam Telus, Laura Schaefer, Jonathan J. Fortney, Toyanath Joshi & David Lederman Nature Astronomy , 1–11 LINK PDF (OPEN ACCESS) “Terrestrial exoplanets likely form initial atmospheres through outgassing during and after accretion,…
The Macroporosity of Rubble Pile Asteroid Ryugu and Implications for the Origin of ChondrulesOPEN ACCESS
William Herbst, James P. Greenwood, Teng Ee Yap Accepted for publication in the Planetary Science Journal PDF (OPEN ACCESS) “We use the known surface boulder-size distribution of the C-type rubble pile asteroid Ryugu (NEA 162173)…
Oxygen isotope systematics of crystalline silicates in a giant cluster IDP: A genetic link to Wild 2 particles and primitive chondrite chondrules
Mingming Zhang, Céline Defouilloy, David J. Joswiak, Donald E. Brownlee, Daisuke Nakashima, Guillaume Siron, Kouki Kitajima, Noriko T. Kita Earth and Planetary Science LettersVolume 564, 15 June 2021, 116928 LINK “Highlights • Five out of…
Microtektites and glassy cosmic spherules from new sites in the Transantarctic Mountains, Antarctica
Lauren E. Brase, Ralph Harvey, Luigi Folco, Martin D. Suttle, E. Carrie McIntosh, James M. D. Day, Catherine M. Corrigan Meteoritics & Planetary ScienceVersion of Record online: 12 April 2021 LINK “We report on the…
Noble gases in cluster chondrite clasts and their host brecciasOPEN ACCESS
Kim Müsing, Henner Busemann, Liliane Huber, Colin Maden, My E. I. Riebe, Rainer Wieler, Knut Metzler Meteoritics & Planetary ScienceVersion of Record online: 09 April 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We measured noble gases…
Hayabusa2 Extended Mission: New Voyage to Rendezvous with a Small Asteroid Rotating with a Short PeriodOPEN ACCESS
M. Hirabayashi, Y. Mimasu, N. Sakatani, S. Watanabe, Y. Tsuda, T. Saiki, S. Kikuchi, T. Kouyama, M. Yoshikawa, S. Tanaka, S. Nakazawa, Y. Takei, F. Terui, H. Takeuchi, A. Fujii, T. Iwata, K. Tsumura, S….
Hydrodynamic instability at impact interfaces and planetary implicationsOPEN ACCESS
Avi Ravid, Robert I. Citron & Raymond Jeanloz Nature Communications, Volume 12 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Impact-induced mixing between bolide and target is fundamental to the geochemical evolution of a growing planet, yet aside…
Bennu’s global surface and two candidate sample sites characterized by spectral clustering of OSIRIS-REx multispectral imagesOPEN ACCESS
J. L. Rizos, J. de Leon, J. Licandro, D. R. Golish, H. Campins, E. Tatsumi, M. Popescu, D. N. DellaGiustina, M. Pajola, J.-Y. Li, K. J. Becker, D. S. Lauretta IcarusReceived 12-07-2020 / Accepted 04-02-2021…
Origin of minerals in åkermanite-rich patch texture and oxygen isotopic evolution of compact Type A Ca-Al-rich inclusions from the Northwest Africa 7865 CV chondrite
Akimasa Suzumura, Noriyuki Kawasaki, Yusuke Seto, Hisayoshi Yurimoto, Shoichi Itoh Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 5 April 2021 LINK “We report the in-situ oxygen isotopic distributions corresponding to the petrographic-mineralogical observation…
The classification of relict extraterrestrial chrome spinels using STEM techniques on silicate inclusions
Caroline E. Caplan, Gary R. Huss, Hope A. Ishii, John P. Bradley, Birger Schmitz, and Kazuhide Nagashima Meteoritics & Planetary ScienceVersion of Record online: 04 April 2021 LINK “Remnant extraterrestrial chrome spinels from terrestrial sediments…
A radiolytic origin of organic matter in primitive chondrites and trans-neptunian objects? New clues from ion irradiation experiments
Mathilde Faure, Eric Quirico, Alexandre Faure, Philippe Boduch, Hermann Rothard, Emmanuel Balanzat, Donia Baklouti, Rosario Brunetto, Lydie Bonal, Pierre Beck, Bernard Schmitt IcarusIn Press, Journal Pre-proof, Available online 3 April 2021 LINK “Highlights • Ion…
Shocked quartz in distal ejecta from the Ries impact event (Germany) found at ~ 180 km distance, near Bernhardzell, eastern SwitzerlandOPEN ACCESS
Sanna Holm-Alwmark, Carl Alwmark, Ludovic Ferrière, Matthias M. M. Meier, Sofie Lindström, Gavin G. Kenny, Emma Sheldon, Günter Schweigert, Christoph Spötl, Martin J. Whitehouse & Beda A. Hofmann Scientific Reports 11 , 1–15 LINK (OPEN…
Speciation of organosulfur compounds in carbonaceous chondritesOPEN ACCESS
Alexander Zherebker, Yury Kostyukevich, Dmitry S. Volkov, Ratibor G. Chumakov, Lukas Friederici, Christopher P. Rüger, Alexey Kononikhin, Oleg Kharybin, Alexander Korochantsev, Ralf Zimmermann, Irina V. Perminova & Eugene Nikolaev Scientific Reports 11 , 1–13 LINK…
A large meteoritic event over Antarctica ca. 430 ka ago inferred from chondritic spherules from the Sør Rondane MountainsOPEN ACCESS
M. Van Ginneken, S. Goderis, N. Artemieva, V. Debaille, S. Decrée, R. P. Harvey, K. A. Huwig, L. Hecht, S. Yang, F. E. D. Kaufmann, B. Soens, M. Humayun, F. Van Maldeghem, M. J. Genge,…
Editorial for Special Issue “Mineralogy of Meteorites”
Victor V. Sharygin Minerals 2021, 11, 363 LINK (OPEN ACCESS) Published: 31 March 2021(This article belongs to the Special Issue Mineralogy of Meteorites
End of magmatism in the upper crust of asteroid 4 Vesta
F. Jourdan, L. Forman, T. Kennedy, G. K. Benedix, E. Eroglu, C. Mayers Meteoritics & Planetary ScienceVersion of Record online: 30 March 2021 LINK “Asteroid 4 Vesta is the only largely preserved differentiated asteroid and…
40Ar/39Ar ages of Northwest Africa 7034 and Northwest Africa 7533
F. N. Lindsay, J. S. Delaney, C. Göpel, G. F. Herzog, R. Hewins, M. Humayun, K. Nagao, L. E. Nyquist, J. Park, J. B. Setera, C.‐Y. Shih, C. C. Swisher III, B. Zanda, B. D….
Uniform oxygen fugacity of shergottite mantle sources and an oxidized martian lithosphere
Robert W. Nicklas, James M.D. Day, Zoltan Vaci, Arya Udry, Yang Liu, Kimberly T. Tait Earth and Planetary Science LettersVolume 564, 15 June 2021 LINK “Highlights • fO2 of eight SNCs measured using V-in-olivine oxybarometry.•…
Aqueous alteration and bioalteration of a synthetic enstatite chondrite
Caroline Avril, Valérie Malavergne, Eric D. van Hullebusch, Fabrice Brunet, Stephan Borensztajn, Jérôme Labanowski, Louis Hennet, François Guyot Meteoritics & Planetary ScienceVersion of Record online: 28 March 2021 LINK “Understanding the transformations of highly reduced…
Colomera (Granada, Spain): More than a century of an IIE iron meteorite journey
R. P. Lozano, J. A. Sánchez, R. González‐Laguna, T. Martín‐Crespo Meteoritics & Planetary ScienceVersion of Record online: 27 March 2021 LINK “Colomera is the Spanish meteorite (IIE) that has aroused the greatest interest among the…
Apatite halogen and hydrogen isotope constraints on the conditions of hydrothermal alteration in carbonaceous chondrites
Maxime Piralla, Romain Tartèse, Yves Marrocchi, Katherine H. Joy Meteoritics & Planetary ScienceVersion of Record online: 26 March 2021 LINK “Apatite has been widely used for assessing the volatile inventory and hydrothermal fluid compositions of…
Accurate 3D fireball trajectory and orbit calculation using the 3D-FireTOC automatic Python codeOPEN ACCESS
Eloy Peña-Asensio, Josep Maria Trigo-Rodríguez, Maria Gritsevich, Albert Rimola Under revision (Monthly Notices of the Royal Astronomical Society) PDF (OPEN ACCESS) Update (10 April 2021): LINK “The disruption of asteroids and comets produces cm-sized meteoroids…
A new method for determining the petrologic type of unequilibrated ordinary chondrites that can be applied to asteroids
Derek Sears, Daniel Ostrowski, Heather Smith, Adonay Sissay, Mihir Trivedi IcarusIn Press, Journal Pre-proof, Available online 25 March 2021 LINK “Highlights • Clinopyroxene in type 3 ordinary chondrites is determined from IR spectra.• This enables…
Amino acid abundances and compositions in iron and stony‐iron meteorites
Jamie E. Elsila, Natasha M. Johnson, Daniel P. Glavin, José C. Aponte, Jason P. Dworkin Meteoritics & Planetary ScienceVersion of Record online: 25 March 2021 LINK “The organic compositions of carbonaceous chondrite meteorites have been…
Temporally limited late accretion after core formation in the Moon
James M. D. Day, Marine Paquet Meteoritics & Planetary ScienceVersion of Record online: 24 March 2021 LINK “Highly siderophile element (HSE: Au, Re, Pd, Pt, Rh, Ru, Ir, Os) abundances in planetary silicate mantles provide…
Ruthenium isotopic fractionation in primitive achondrites: Clues to the early stages of planetesimal meltingOPEN ACCESS
Timo Hopp, Thorsten Kleine Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 23 March 2021 LINK (OPEN ACCESS) “Primitive achondrites derive from the residual mantle of incompletely differentiated planetesimals, from which partial silicate and…
Early volatile depletion on planetesimals inferred from C–S systematics of iron meteorite parent bodiesOPEN ACCESS
Marc M. Hirschmann, Edwin A. Bergin, Geoff A. Blake, Fred J. Ciesla, and Jie Li PNAS March 30, 2021 118 (13) e2026779118 LINK (OPEN ACCESS)PDF (OPEN ACCESS) manuscript PDF (OPEN ACCESS) “During the formation of…
Isotopic evidence for the formation of the Moon in a canonical giant impactOPEN ACCESS
Sune G. Nielsen, David V. Bekaert & Maureen Auro Nature Communications, Volume 12, Article number: 1817 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Isotopic measurements of lunar and terrestrial rocks have revealed that, unlike any other…
The lunar Dhofar 1436 meteorite: 40Ar‐39Ar chronology and volatiles, revealed by stepwise combustion and crushing methodsOPEN ACCESS
Ekaterina V. Korochantseva, Alexei I. Buikin, Jens Hopp, Alexander B. Verchovsky, Alexander V. Korochantsev, Mahesh Anand, Mario Trieloff Meteoritics & Planetary ScienceVersion of Record online: 21 March 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The lunar…
Archetypal Melanin-Like PAH-Based Multifunctionality at the Origin of Life?
Marco d’Ischia, Paola Manini, Zita Martins, Laurent Remusat, Conel M.O’D. Alexander, Cristina Puzzarini, Vincenzo Barone, Raffaele Saladino Physics of Life ReviewsAvailable online 18 March 2021 LINK “Highlights • The IOM in chondrites is remarkably similar…
Shape and porosity of refractory inclusions in CV3 chondrites: A micro‐computed tomography (µCT) study
Mingming Zhang, Brett Clark, Ashley J. King, Sara S. Russell, Yangting Lin Meteoritics & Planetary ScienceVersion of Record online:17 March 2021 LINK “Refractory calcium‐aluminum‐rich inclusions (CAIs) and amoeboid olivine aggregates (AOAs) in chondritic meteorites are…
Quantitative estimates of impact induced crustal erosion during accretion and its influence on the Sm/Nd ratio of the Earth
L. Allibert, S. Charnoz, J. Siebert, S.A. Jacobson, S.N. Raymond IcarusIn Press, Journal Pre-proof, Available online 17 March 2021 LINK “Highlights • Terrestrial planets formation involve highly energetic collisions.• Collisional erosion of differentiated bodies may…
Laboratory investigation into the dielectric properties of an L-chondrite (NWA 12857)
Barbara Cosciotti, Sebastian Emanuel Lauro, Francesco Gabbai, Elisabetta Mattei, Federico Di Paolo, Giovanni Pratesi, Elena Pettinelli IcarusIn Press, Journal Pre-proof, Available online 16 March 2021 LINK “Highlights • Dielectric characterization of an L-chondrite solid sample.•…
Interactions between organic compounds and olivine under aqueous conditions: A potential role for organic distribution in carbonaceous chondrites
Keisuke Muneishi, Hiroshi Naraoka Meteoritics & Planetary ScienceVersion of Record online: 15 March 2021 LINK “Olivine is a principal anhydrous silicate mineral in chondritic meteorites. The structure of this mineral is composed of independent SiO4…
Hydrogen abundance estimation and distribution on (101955) Bennu
A. Praet, M.A. Barucci, B.E. Clark, H.H. Kaplan, A.A. Simon, V.E. Hamilton, J.P. Emery, E.S. Howell, L.F. Lim, X.-D. Zouh, J.-Y. Li, D.C. Reuter, F. Merlin, J.D.P. Deshapriya, S. Fornasier, P.H. Hasselmann, G. Poggiali, S….
Evidence for differentiation of the most primitive small bodiesOPEN ACCESS
B. Carry, P. Vernazza, F. Vachier, M. Neveu, J. Berthier J. Hanus, M. Ferrais, L. Jorda, M. Marsset, M. Viikinkoski, P. Bartczak, R. Behrend, Z. Benkhaldoun, M. Birlan, J. Castillo-Rogez, F. Cipriani, F. Colas, A….
Fragmentation of the Tunguska cosmic body
O.G.Gladysheva Planetary and Space ScienceAvailable online 10 March 2021 LINK “Highlights Layers of the cometary nucleus are separated by refractory airtight shells. The fragmentation of comets connected with the sublimation of water and volatiles. The…
Highly volatile element (H, C, F, Cl, S) abundances and H isotopic compositions in chondrules from carbonaceous and ordinary chondrites
Kei Shimizu, Conel M. O’D. Alexander, Erik H. Hauri, Adam R. Sarafian, Larry R. Nittler, Jianhua Wang, Steven D.Jacobsen, Ruslan A. Mendybaev Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 10 March 2021 LINK…
The relationship between CM and CO chondrites: Insights from combined analyses of titanium, chromium, and oxygen isotopes in CM, CO, and ungrouped chondritesOPEN ACCESS
Zachary A. Torrano, Devin L. Schrader, Jemma Davidson, Richard C. Greenwood, Daniel R.Dunlap, Meenakshi Wadhwa Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 10 March 2021 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “A close…
A Petrologic and Noble Gas Isotopic Study of New Basaltic Eucrite Grove Mountains 13001 from AntarcticaOPEN ACCESS
Chuantong Zhang, Bingkui Miao, Huaiyu He, Hongyi Chen, P. M. Ranjith, Qinglin Xie Minerals 2021, 11(3), 279, 09 Mar 2021 LINK (OPEN ACCESS)PDF (DOWNLOAD) “Howardite-Eucrite-Diogenite (HED) meteorite clan is a potential group of planetary materials…
Trace element variations generated by magmatic and post-crystallization processes in eucrite meteorites
Ben Kumler, James M.D. Day Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 9 March 2021 LINK “Eucrite meteorites are early-formed (>4.5 Ga) basaltic rocks that are likely to derive from the asteroid 4…
Benford’s law: Applications to ordinary‐chondrite mass distributions
Alan E. Rubin Meteoritics & Planetary ScienceVersion of Record online: 09 March 2021 LINK “For ordinary‐chondrite (OC) mass distributions, Benford’s law applies to the set of individual objects that survive intact on the Earth’s surface…
Hydrogen isotopic exchange kinetics between organic matter and water: Implications for chemical evolution during meteorite parent body processing
Yoko Kebukawa, Sachio Kobayashi, Noriyuki Kawasaki, Ying Wang, Hisayoshi Yurimoto, George D. Cody Meteoritics & Planetary ScienceVersion of Record online: 09 March 2021 LINK “The large variations in hydrogen isotope ratios found in insoluble organic…
A 4,565-My-old andesite from an extinct chondritic protoplanetOPEN ACCESS
Jean-Alix Barrat, Marc Chaussidon, Akira Yamaguchi, Pierre Beck, Johan Villeneuve, David J. Byrne, Michael W. Broadley, and Bernard Marty PNAS March 16, 2021 118 (11) LINK Update (6 May 2021): PDF (OPEN ACCESS) “The age…
Winchcombe (prov.) carbonaceous chondrite fall (>553.9 grams) in Winchcombe and Woodmancote, Tewkesbury Borough, Gloucestershire, UK on 28 February 2021 at ~21:54:15-24 UT
Last update: 1 May 2021 A carbonaceous chondrite (most likely a CM-chondrite) fell on the Wilcock family’s driveway in Winchcombe, according to our own research at location 51°57’04.4″N 1°58’32.5″W, Tewkesbury Borough, Gloucestershire, UK on 28…
Optical constants of a solar system organic analog and the Allende meteorite in the near and mid-infrared (1.5-13 μm)OPEN ACCESS
Jessica A. Arnold, Alycia J. Weinberger, George Cody, Gorden Videen, Olga Muñoz accepted for publication by PSJ PDF (OPEN ACCESS) “Measurements of visible and near-infrared reflection (0.38-5 μm) and mid to far infrared emission (5-200…
Impacts on the Moon: analysis methods and size distribution of impactors
Chrysa Avdellidou, Edhah Munaibari, Raven Larson, Jeremie Vaubaillon, Marco Delbo, Paul Hayne, Mark Wieczorek, Daniel Sheward, Antony Cook Planetary and Space ScienceAvailable online 4 March 2021 LINK “We are preparing a telescope system to carry…
Crater shape as a possible record of the impact environment of metallic bodies: Effects of temperature, impact velocity and impactor densityOPEN ACCESS
Ryo Ogawa, Akiko M. Nakamura, Ayako Suzuki, Sunao Hasegawa Icarus, accepted PDF (OPEN ACCESS) “Metallic bodies that were the cores of differentiated bodies are sources of iron meteorites and are considered to have formed early…
Organic matter and water from asteroid ItokawaOPEN ACCESS
Q. H. S. Chan, A. Stephant, I. A. Franchi, X. Zhao, R. Brunetto, Y. Kebukawa, T. Noguchi, D. Johnson, M. C. Price, K. H. Harriss, M. E. Zolensky & M. M. Grady Scientific Reports 11…
Hybrid accretion of carbonaceous chondrites by radial transport across the Jupiter barrierOPEN ACCESS
Elishevah van Kooten, Martin Schiller, Frederic Moynier, Anders Johansen, Troels Haugboelle, Martin Bizzarro The Astrophysical Journal, 2021, accepted after peer-review PDF (OPEN ACCESS) Update (26 March 2021): The Astrophysical Journal, Volume 910, Number 1 LINK…
Trace element geochemistry of coarse‐grained angrites from Northwest Africa: Implications for their petrogenesis on the angrite parent body
Matthew E. Sanborn, Meenakshi Wadhwa Meteoritics & Planetary ScienceFirst Published: 3 March 2021 LINK “The angrites are a class of achondrites that encompass a wide range of igneous textures from quenched, volcanic, and subvolcanic stones…
Mass and Density of Asteroid (16) PsycheOPEN ACCESS
Lauri Siltala, Mikael Granvik Submitted to ApJL PDF (OPEN ACCESS) “We apply our novel Markov-chain Monte Carlo (MCMC)-based algorithm for asteroid mass estimation to asteroid (16) Psyche, the target of NASA’s eponymous Psyche mission, based…
Determination of strewn fields for meteorite fallsOPEN ACCESS
Jarmo Moilanen, Maria Gritsevich, Esko Lyytinen Monthly Notices of the Royal Astronomical Society, stab586Published: 01 March 2021 LINK (OPEN ACCESS) Supplemental Files (ZIP/DOWNLOAD) “When an object enters the atmosphere it may be detected as a…
Visible-infrared spectroscopy of ungrouped and rare meteorites brings further constraints on meteorite-asteroid connectionsOPEN ACCESS
L. Krämer Ruggiu, P. Beck, J. Gattacceca, J. Eschrig IcarusIn Press, Journal Pre-proof, Available online 1 March 2021 LINK Update (6 May 2021): PDF (OPEN ACCESS) “The composition of asteroids gives crucial insights into the…
An evolutionary system of mineralogy. Part III: Primary chondrule mineralogy (4566 to 4561 Ma)
Robert M. Hazen, Shaunna M. Morrison, Anirudh Prabhu American Mineralogist (2021) 106 (3): 325–350. LINK “Information-rich attributes of minerals reveal their physical, chemical, and biological modes of origin in the context of planetary evolution, and…
Molybdenum Isotope Dichotomy in Meteorites Caused by s-Process Variability
Thomas Stephan and Andrew M. Davis The Astrophysical Journal, Volume 909, Number 1Published: 1 March 2021 LINK “Molybdenum isotopes measured in most individual presolar silicon carbide grains are dominated by s-process contributions from the helium…
The Mechanical Properties of Chelyabinsk LL5 Chondrite Under Compression and TensionOPEN ACCESS
Dmitry Zaytsev, Elijah N. Borodin, A. E. Dudorov & P. Panfilov Earth, Moon, and Planets, Volume 125, Article number: 2 (2021) LINK (OPEN ACCESS)PDF (DOWNLOAD) “The mechanical properties of Chelyabinsk LL5 chondrite (Chelyabinsk meteorite) were…
Chromium isotopic insights into the origin of chondrite parent bodies and the early terrestrial volatile depletion
Ke Zhu 朱柯, Frédéric Moynier, Martin Schiller, Conel M. O’D. Alexander, Jemma Davidson, Devin L. Schrader, Elishevah van Kooten, Martin Bizzarro Geochimica et Cosmochimica ActaAvailable online 27 February 2021 LINK “Chondrites are meteorites from undifferentiated…
Trace Element Conundrum of Natural QuasicrystalsOPEN ACCESS
Simone Tommasini, Luca Bindi, Maurizio Petrelli, Paul D. Asimow, and Paul J. Steinhardt ACS Earth Space Chem.Publication Date:February 25, 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS)Supporting information (Download) “We report laser ablation inductively coupled plasma mass…
Excellent mechanical properties of taenite in meteoric ironOPEN ACCESS
Shohei Ueki, Yoji Mine & Kazuki Takashima Scientific Reports 11 , 1–8 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Meteoric iron is the metal that humans first obtained and used in the earliest stage of metal culture….
129I and 247Cm in meteorites constrain the last astrophysical source of solar r-process elements
Benoit Côté, Marius Eichler, Andrés Yagüe López, Nicole Vassh, Matthew R. Mumpower, Blanka Világos, Benjámin Soós, Almudena Arcones, Trevor M. Sprouse, Rebecca Surman, Marco Pignatari, Mária K. Pető, Benjamin Wehmeyer, Thomas Rauscher, Maria Lugaro Science,…
Micro-distribution of Oxygen Isotopes in Unequilibrated Enstatite Chondrites
Michael K. Weisberg, Noriko T. Kita, Kohei Fukuda, Guillaume Siron, Denton S.Ebel Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 25 February 2021 LINK “We report petrology and high precision, in situ oxygen isotope…
The Manifold Of Variations: impact location of short-term impactorsOPEN ACCESS
Alessio Del Vigna, Linda Dimare, Davide Bracali Cioci PDF (OPEN ACCESS) “The interest in the problem of small asteroids observed shortly before a deep close approach or an impact with the Earth has grown a…
Large sulfur isotope fractionation in lunar volcanic glasses reveals the magmatic differentiation and degassing of the MoonOPEN ACCESS
Alberto E. Saal, Erik H. Hauri Science Advances 24 Feb 2021:Vol. 7, no. 9, eabe4641DOI: 10.1126/sciadv.abe4641 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Sulfur isotope variations in mantle-derived lavas provide important constraints on the evolution of planetary…
Globally distributed iridium layer preserved within the Chicxulub impact structureOPEN ACCESS
Steven Goderis, Honami Sato, Ludovic Ferrière, Birger Schmitz, David Burney, Pim Kaskes, Johan Vellekoop, Axel Wittmann, Toni Schulz, Stepan M. Chernonozhkin, Philippe Claeys, Sietze J. de Graaff, Thomas Déhais, Niels J. de Winter, Mikael Elfman,…
Statistical analysis of fireballs: Seismic signature surveyOPEN ACCESS
T. Neidhart, K. Miljković, E.K. Sansom, H.A.R. Devillepoix, T. Kawamura, J.-L. Dimech, M.A. Wieczorek, P.A. Bland accepted for publication in Astronomical Society of Australia (PASA) PDF (OPEN ACCESS) “Fireballs are infrequently recorded by seismic sensors…
Meteoritic Proteins with Glycine, Iron and LithiumOPEN ACCESS
Malcolm W. McGeoch, Sergei Dikler, Julie E. M. McGeoch PDF (OPEN ACCESS) see also similar text: Hemolithin: a Meteoritic Protein containing Iron and Lithium (22 February 2020) “We report that polymer amide [1] with a…
Space weathering of iron sulfides in the lunar surface environment
Toru Matsumoto, Takaaki Noguchi, Yu Tobimatsu, Dennis Harries, Falko Langenhorst, Akira Miyake, Hiroshi Hidaka Geochimica et Cosmochimica ActaAvailable online 19 February 2021 LINK “Highlights • Space weathering alters lunar iron sulfides and produces iron metal…
Precise initial abundance of Niobium-92 in the Solar System and implications for p-process nucleosynthesis
Makiko K. Haba, Yi-Jen Lai, Jörn-Frederik Wotzlaw, Akira Yamaguchi, Maria Lugaro, and Maria Schönbächler PNAS February 23, 2021 118 (8) LINK “The niobium-92–zirconium-92 (92Nb–92Zr) decay system with a half-life of 37 Ma has great potential…
Dynamic evolution of major element chemistry in protoplanetary disks and its implications for Earth-enstatite chondrite connection
Yoshinori Miyazaki, Jun Korenaga IcarusIn Press, Journal Pre-proof, Available online 19 February 2021 LINK “Chondrites are the likely building blocks of Earth, and identifying the group of chondrite that best represents Earth is a key…
Chemolithotrophy on the Noachian Martian breccia NWA 7034 via experimental microbial biotransformationOPEN ACCESS
Tetyana Milojevic, Mihaela Albu, Denise Kölbl, Gerald Kothleitner, Robert Bruner & Matthew L. Morgan Communications Earth & Environment 2 , 1–10 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Multiple lines of evidence indicate an active hydrogeological history…
XAFS and XRD study on Fe, Ni, and Ge in iron meteorite NWA 859
Huimin Shao, Hiroshi Isobe, Ginga Kitahara, Hiroshi Fukui & Akira Yoshiasa Physics and Chemistry of Minerals volume 48, Article number: 11 (2021) LINK “Iron meteorites record the evolutionary and cosmochemical processes of their parent bodies….
Oxygen isotope systematics of chondrules in the Paris CM2 chondrite: indication for a single large formation region across snow line
Noël Chaumard, Céline Defouilloy, Andreas T. Hertwig, Noriko T. Kita Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 18 February 2021 LINK “In-situ oxygen three-isotope analyses of chondrules and isolated olivine grains in the…
A pebble accretion model for the formation of the terrestrial planets in the Solar SystemOPEN ACCESS
Anders Johansen, Thomas Ronnet, Martin Bizzarro, Martin Schiller, Michiel Lambrechts, Åke Nordlund, Helmut Lammer Science Advances, 17 Feb 2021:Vol. 7, no. 8, eabc0444DOI: 10.1126/sciadv.abc0444 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Pebbles of millimeter sizes are abundant…
Meteorite fall in Falealupo-Tai, Vaisigano, Savai’i, Samoa on 3 February 2021
Last update: 20 February 2021 On 12 February the Samoa Observer reported that a meteorite fell in the costal village Falealupo-Tai in Vaisigano on Savai’i, Samoa in the morning or early afternoon on 3 February…
Origin of the degassing pipes at the Ries impact structure and implications for impact‐induced alteration on Mars and other planetary bodies
Christy Caudill, Gordon R. Osinski, Rebecca N. Greenberger, Livio L. Tornabene, Fred J. Longstaffe, Roberta L. Flemming, Bethany L. Ehlmann Meteoritics & Planetary ScienceVersion of Record online: 15 February 2021 LINK “The impact melt‐bearing breccias…
Breakup of a long-period comet as the origin of the dinosaur extinctionOPEN ACCESS
Amir Siraj & Abraham Loeb Scientific Reports, Volume 11, Article number: 3803 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The origin of the Chicxulub impactor, which is attributed as the cause of the K/T mass extinction…
Fireball characteristics derivable from acoustic dataOPEN ACCESS
Luke McFadden, Peter Brown, Denis Vida, Pavel Spurný PDF (OPEN ACCESS) Update (5 March 2021): LINK Journal of Atmospheric and Solar-Terrestrial Physics “Highlights • Fragmentation and ballistic energy estimates by seismic/infrasonic data.• Ballistic trajectory and…
Lunar feldspathic meteorite Dhofar 081: Petrochemical constraints on petrogenesis
Dwijesh Ray, Saumitra Misra & David R Nelson Journal of Earth System Science, Volume 130Article number: 39 (2021)Published: 13 February 2021 LINK “Two alternative petrogenetic models, plagioclase flotation and serial magmatism have been proposed to…
Mineralogy, petrology, geochemistry, and chronology of the Murrili (H5) meteorite fall: The third recovered fall from the Desert Fireball Network
S. Anderson, G. K. Benedix, L. V. Forman, L. Daly, R. C. Greenwood, I. A. Franchi, J. M. Friedrich, R. Macke, S. Wiggins, D. Britt, J. M. Cadogan, M. M. M. Meier, C. Maden, H….
Polyaromatic hydrocarbons in the Mukundpura (CM2) Chondrite
M.S. Kalpana, E.V.S.S.K. Babu, Devleena Mani, R.P. Tripathi, N. Bhandari Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 12 February 2021 LINK “Highlights • The first report of soluble PAHs of Mukundpura (MK) CM2.0…
A long‐lived planetesimal dynamo powered by core crystallization
Clara Maurel, James F. J. Bryson, Jay Shah, Rajesh V. Chopdekar, L. T. Elkins‐Tanton, C. A. Raymond, Benjamin P. Weiss Geophysical Research LettersFirst published: 11 February 2021 LINK “The existence of numerous iron meteorite groups…
Shock deformation in zircon grains from the Mien impact structure, SwedenOPEN ACCESS
Josefin Martell, Carl Alwmark, Sanna Holm‐Alwmark, Paula Lindgren Meteoritics & Planetary ScienceVersion of Record online: 12 February 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Recognition of impact‐induced deformation of minerals is crucial for the identification and…
Host-star and exoplanet compositions: a pilot study using a wide binary with a polluted white dwarfOPEN ACCESS
Amy Bonsor, Paula Jofré, Oliver Shorttle, Laura K. Rogers, Siyi Xu, Carl Melis Monthly Notices of the Royal Astronomical SocietyPublished: 10 February 2021 LINK PDF (OPEN ACCESS) “Planets and stars ultimately form out of the…
Detection of a bolide in Jupiter’s atmosphere with Juno UVSOPEN ACCESS
Rohini S. Giles, Thomas K. Greathouse, Joshua A. Kammer, G. Randall Gladstone, Bertrand Bonfond, Vincent Hue, Denis C. Grodent, Jean‐Claude Gérard, Maarten H. Versteeg, Scott J. Bolton, John E. P. Connerney, Steven M. Levin Geophysical…
Widespread tissintite in strongly shock‐lithified lunar regolith breccias
Ai‐Cheng Zhang, Qin‐Ting Jiang, Naotaka Tomioka, Yan‐Jun Guo, Jia‐Ni Chen, Yang Li, Naoya Sakamoto, Hisayoshi Yurimoto Geophysical Research LettersFirst published: 06 February 2021 LINK “Shock‐lithification is a fundamental process of making rocks from fine‐grained and…
Alkali metals in white dwarf atmospheres as tracers of ancient planetary crustsOPEN ACCESS
Mark A. Hollands, Pier-Emmanuel Tremblay, Boris T. Gänsicke, Detlev Koester & Nicola Pietro Gentile-Fusillo Nature Astronomy (2021)Published: 11 February 2021 LINK PDF (OPEN ACCESS) “White dwarfs that accrete the debris of tidally disrupted asteroids provide…
Spectroscopic Investigation of the High-Pressure Behavior of Aliphatic Hydrocarbon: Implications for Planetary Processes
Spectroscopic Investigation of the High-Pressure Behavior of Aliphatic Hydrocarbon: Implications for Planetary Processes Abhisek Basu, Mainak Mookherjee, Christina Schiffert, Bianca Haberl, and Reinhard Boehler ACS Earth Space ChemistryPublication Date: February 10, 202 LINK “Octadecane (C18H38)…
Earth and Mars – distinct inner solar system products
Takashi Yoshizaki, William F. McDonough GeochemistryAvailable online 10 February 2021 LINK “Composition of terrestrial planets records planetary accretion, core-mantle and crust-mantle differentiation, and surface processes. Here we compare the compositional models of Earth and Mars…
The micrometeorite flux at Dome C (Antarctica), monitoring the accretion of extraterrestrial dust on EarthOPEN ACCESS
J. Rojas, J. Duprat, C. Engrand, E. Dartois, L. Delauche, M. Godard, M. Gounelle, J.D. Carrillo-Sánchez, P. Pokorný, J.M.C. Plane Earth and Planetary Science LettersVolume 560, 15 April 2021, 116794 LINK (OPEN ACCESS) “Highlights •…
EXAFS Determination of Clay Minerals in Martian Meteorite Allan Hills 84001 and Its Implication for the Noachian Aqueous EnvironmentOPEN ACCESS
Ryoichi Nakada, Gaku Tanabe, Iori Kajitani, Tomohiro Usui, Masashi Shidare and Tetsuya Yokoyama Minerals 2021, 11(2), 176 LINK (OPEN ACCESS)PDF (DOWNLOAD) “The aqueous environment of ancient Mars is of significant interest because of evidence suggesting…
Comparison of the Murchison CM2 and Allende CV3 chondrites
Kim V. Fendrich, Denton, S. Ebel Meteoritics & Planetary ScienceVersion of Record online:09 February 2021 LINK “The size, distribution, abundance, and physical and chemical characteristics of chondritic inclusions are key features that define the chondrite…
Jetting during oblique impacts of spherical impactors
Shigeru Wakita, Brandon Johnson, C. Adeene Denton, Thomas M.Davison IcarusAvailable online: 8 February 2021 LINK “Highlights • We examine the efficiency of jetting during oblique impacts.• Oblique impacts produce more jetted ejecta than vertical impacts.•…
Evaluating the O‐Cr‐Mo isotope signatures in various meteorites representing core–mantle–crust fragments: Implications for partially differentiated planetesimal(s) accreted in the early outer solar system
Arshad Ali, Iffat Jabeen Meteoritics & Planetary ScienceVersion of Record online: 07 February 2021 LINK “The Allende, Eagle Station pallasites (ESP), some ungrouped achondrites (UA), and ungrouped irons (UI) represent different types of meteorites; these…
A Study of Chromium and Silicon Nitrides in Carbonaceous Chondrites
Leitner J., Vollmer C., Harries D., Kodolányi J., Ott U., et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1878 PDF “We identified Si3N4 and CrN in metal-sulfide grains in a set of carbonaceous…
Hydrated Minerals on B-class Asteroids
Rivkin A. S., Howell E. S., Emery J. P., Richardson M. 52nd Lunar and Planetary Science Conference (2021), Abstract #1945 PDF “B is for Bennu.” / Is that good enough for you? / Spectra disagree.”
Constraints on Chondrule Generation, Disk Dynamics, and Asteroid Accretion from the Compositions of Carbonaceous Meteorites
Bryson J. F. J., Brennecka G. A. 52nd Lunar and Planetary Science Conference (2021), Abstract #1301 PDF “The compositions of CC chondrites and iron meteorites originate from mixing NC chondrite material, CAI material, and CI…
Hydrothermal Ammoniation of Chondrites: Implications for Ceres
Izawa M. R. M., Koutoula E., Stancu M.-N., Yamashita S., Okuchi T. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2247 PDF “Hydrothermal reactions between carbonaceous chondrites and ammonia-water solutions do not produce…
Presolar Grain Abundance Variation in the Miller Range 090019 CO3.1 Chondrite
Nguyen A. N., Mane P., Ross D. K., Simon J. I. 52nd Lunar and Planetary Science Conference (2021), Abstract #2709 PDF “We determine a presolar O-rich grain abundance of 99ppm in MIL 090019 CO3.1. One…
The Presolar Grain Database for Silicon Carbide — Grain Type Assignments
Stephan T., Bose M., Boujibar A., Davis A. M., Gyngard F. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2358 PDF “The updated Presolar Grain Database now contains data for 19,976 SiC grains….
What Have We Learned About the Interior and Surface of Mars from Martian Meteorites
Udry A., Howarth G. H., Herd C. D. K., Day J. M. D., Lapen T. K. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1046 PDF “Martian meteorites are the only samples that…
Characterization of the Serra Pelada Meteorite by Raman: Implications for Planetary Formation and Hypotheses of Water Origin
Roque C., Nascimento-Dias B. L. 52nd Lunar and Planetary Science Conference (2021), Abstract #1312 PDF “This work performed the chemical and mineralogical characterization of the Serra Pelada meteorite, analyzing the implications of this meteorite for…
The Detection of Aromatic Amino Acids in CR Chondrites Suggests They are Prebiotically Plausible
Burton A. S., Berger E. L., Fox A. C., Lee C. 52nd Lunar and Planetary Science Conference (2021), Abstract #1475 PDF “Aromatic amino acids are hard to make in the lab, but their presence as…
Stalking a Large Carbonaceous Chondrite Asteroid Using ε54Cr-Δ17O Isotope Systematics of the Unique Xenolith Almahata Sitta 202
Miller A. M., Dey S., Yin Q.-Z., Goodrich C. A., Hamilton V. E., et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2360 PDF “Xenolithic clast, unique among the regolith: Who was your parent?”
Inheritance of Meteoritic Isotopic Anomalies from a Zoned Protosolar Cloud
Jacquet E., Pignatale F. C. 52nd Lunar and Planetary Science Conference (2021), Abstract #1042 PDF “Sequential infall from an isotopically zoned protosolar cloud created the range of isotopic compositions fossilized by CAIs. Bulk meteorites sample…
NRLEE Nucleosynthesis
Meyer B. S., Bermingham K. R., Frizzell K., Mezger K. 52nd Lunar and Planetary Science Conference (2021), Abstract #2598 PDF “NRLEEs are likely some sort of exploding white dwarf stars. They produce neutron-rich iron-group isotopes…
Isotopic Constraints on the Building Blocks of the Solar System
Bermingham K. R., Meyer B. S., Frizzell K., Mezger K. M. 52nd Lunar and Planetary Science Conference (2021), Abstract #2107 PDF “Isotopic variations in meteorites coupled with new nucleosynthesis models are used to constrain the…
Geochemical Constraints on Potential UOC Chondrule Genesis by Hypervelocity Impact Vapor Plumes and Likely Precursor Sources
Sheikh D., Humayun M. 52nd Lunar and Planetary Science Conference (2021), Abstract #1279 PDF “Most UOC chondrules analyzed exhibit Ce, and Eu anomalies, implying a chondrule forming process that began oxidized but went reducing, consistent…
K Isotope Systematics of the CB Chondrite Gujba: Testing the Impact Plume Model of Formation
Koefoed P., Pravdivtseva O., Ogliore R., Jiang Y., Lodders K. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2310 PDF “High-precision K isotope analysis of chondrule and bulk fractions from the CB chondrite…
Producing Chondrules in the Outer Solar System: The Effect of Ice on Impact Jetting
Cashion M. D., Johnson B. C., Wakita S., Davison T., Krot A. N. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1737 PDF “In this work, we simulate collisions between bodies of mixed…
High Precision Al-Mg Chronology of Chondrules in Unequilibrated Ordinary Chondrites
Siron G., Kita N. T., Fukuda K., Kimura M., 52nd Lunar and Planetary Science Conference (2021), Abstract #1639 PDF “New analyses of UOC chondrules with a range of mesostasis compositions indicate a restrict range of…
