Presolar Grains in Primitive Ungrouped Carbonaceous Chondrite Northwest Africa 5958OPEN ACCESS
Larry R. Nittler, Rhonda M. Stroud, Conel M. O’D. Alexander, Kaitlin Howell Accepted in Meteoritics and Planetary Science PDF (OPEN ACCESS) LINK “We report a correlated NanoSIMS-transmission electron microscopy study of the ungrouped carbonaceous chondrite…
Ferrovolcanism on metal worlds and the origin of pallasitesOPEN ACCESS
Brandon C. Johnson, Michael M. Sori & Alexander J. Evans Nature Astronomy, 1–4, published: 16 September 2019 LINK PDF (OPEN ACCESS) “As differentiated planetesimals cool, their cores can solidify from the outside in1, as evidenced…
Interstellar Visitors: A Physical Characterization of Comet C/2019 Q4 (Borisov) with OSIRIS at the 10.4 m GTC
Julia de Leon, Javier Licandro, Miquel Serra-Ricart, Antonio Cabrera-Lavers, Joan Font Serra, Riccardo Scarpa, Carlos de la Fuente Marcos,.and Raúl de la Fuente Marcos Draft version September 13, 2019preprint, AAS20106 PDF (download) AV data “Comet…
Differentiation and magmatic history of Vesta: Constraints from HED meteorites and dawn spacecraft data
Harry Y. McSween, Carol A. Raymond, Edward M. Stolper, David W. Mittlefehldt, Michael B.Baker, Nicole G.Lunning, Andrew W.Beck, Timothy M. Hahn Geochemistry In Press, Journal Pre-proof, Available online 14 September 2019 LINK “Quantifying the amounts…
Nucleosynthetic, radiogenic and stable strontium isotopic variations in fine- and coarse-grained refractory inclusions from Allende
B.L.A. Charlier, F.L.H. Tissot, N. Dauphas, C.J.N. Wilson Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 12 September 2019 LINK “We present new nucleosynthetic, radiogenic and stable Sr isotopic data from fifteen previously…
Rare Earth Element Partitioning Between Sulphides and Melt: Evidence for Yb2+ and Sm2+ in EH Chondrites
N.J. Ingrao, T. Hammouda, M. Boyet, M. Gaborieau, B.N. Moine, I. Vlastelic, M.A. Bouhifd, J.-L. Devidal, O. Mathon, D. Testemale, J.-L. Hazemann, O.Proux Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 11 September…
Aluminum-26 chronology of dust coagulation and early solar system evolutionOPEN ACCESS
M.-C. Liu, J. Han, A. J. Brearley and A. T. Hertwig Science Advances 11 Sep 2019: Vol. 5, no. 9, eaaw3350 DOI: 10.1126/sciadv.aaw3350 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Dust condensation and coagulation in the…
Water vapour in the atmosphere of the habitable-zone eight-Earth-mass planet K2-18 bOPEN ACCESS
Angelos Tsiaras, Ingo P. Waldmann, Giovanna Tinetti, Jonathan Tennyson & Sergey N. Yurchenko Nature Astronomy (2019) PDF (OPEN ACCESS) LINK “In the past decade, observations from space and the ground have found water to be…
The water and fluorine content of 4 Vesta
Adam R. Sarafian, Sune G. Nielsen, Horst R. Marschall, Glenn A. Gaetani, Kevin Righter, Eve L. Berger Geochimica et Cosmochimica Acta LINK “The processes that controlled accretion of water and volatiles to the inner solar…
Composition, mineralogy and chronology of mare basalts and non-mare materials in Von Kármán crater: Landing site of the Chang’E−4 mission
Zongcheng Ling, Le Qiao, Changqing Liu, Haijun Cao, Xiangyu Bi, Xuejin Lu, Jiang Zhang, Xiaohui Fu, Bo Li, Jianzhong Liu Planetary and Space Science Available online 10 September 2019, 104741 LINK “Highlights • Detailed spectroscopic…
The Properties of Planetesimal Collisions under Jupiter’s Perturbation and the Application to Chondrule Formation via Impact JettingOPEN ACCESS
Shoichi Oshino, Yasuhiro Hasegawa, Shigeru Wakita, Yuji Matsumoto The Astrophysical Journal, Volume 884, Number 1 PDF (OPEN ACCESS) LINK “Understanding chondrule formation provides invaluable clues about the origin of the solar system. Recent studies suggest…
Trace Element Partitioning between CAI-Type Melts and Grossite, Melilite, Hibonite, and Olivine
Gokce Ustunisik, Denton S. Ebel, David Walker, Roger L. Nielsen, Marina Gemma Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 9 September 2019 LINK “We determined the mineral-melt partition coefficients (Di’s) and the…
Detection of Crystalline and Fine-grained Calcic Plagioclases on Vesta
E. Palomba, E. D’Aversa, T. M. Sato, A. Longobardo, F. Dirri, S. Aoki, G. Orton, G. Sindoni, F. Oliva, G. Carrozzo, and Y. Kasaba The Astrophysical Journal Letters, Volume 882, Number 2 LINK “Plagioclase feldspars…
A unifying model for the accretion of chondrules and matrixOPEN ACCESS
Elishevah M. M. E. van Kooten, Frédéric Moynier, Arnaud Agranier PNAS first published September 4, 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) Supporting Information (PDF) “The so far unique role of our Solar System in…
Effects of aqueous alteration on primordial noble gases and presolar SiC in the carbonaceous chondrite Tagish Lake
M. E. I. Riebe, H. Busemann, C. M. O’D. Alexander, L. R. Nittler, C. D. K. Herd, C. Maden, J. Wang, R. Wieler Meteoritics & Planetary Science First Published: 4 September 2019 LINK “Effects of…
Critically testing olivine‐hosted putative martian biosignatures in the Yamato 000593 meteorite—Geobiological implications
Nicola McLoughlin, Eugene G. Grosch, Per Erik Vullum, Paul Guagliardo, Martin Saunders, David Wacey Geobiology. 2019; 00: 1– 17. LINK “On rocky planets such as Earth and Mars the serpentinization of olivine in ultramafic crust…
Origin and abundances of H2O in the terrestrial planets, Moon, and asteroids
Francis M. McCubbin, Jessica J. Barnes Earth and Planetary Science Letters Volume 526, 15 November 2019, 115771 LINK “Highlights • Interstellar ices were added to the inner and outer Solar System within 4 Ma of…
Edscottite, Fe5C2, a new iron carbide mineral from the Ni-rich Wedderburn IAB iron meteorite
Chi Ma and Alan E. Rubin American Mineralogist, Volume 104, pages 1351–1355, 2019 LINK PDF “Edscottite (IMA 2018-086a), Fe5C2, is a new iron carbide mineral that occurs with low-Ni iron (kamacite), taenite, nickelphosphide (Ni-dominant schreibersite),…
Raman and infrared spectroscopic perspectives of lunar meteorite Northwest Africa 4884
Haijun Cao, Jian Chen, Xiaohui Fu, Zongcheng Ling Journal of Raman Spectroscopy First published: 01 September 2019 LINK “We conducted comprehensive Raman and Fourier transform infrared (FTIR) spectroscopic studies on the whole rock and lithic…
The age of Wolfe Creek meteorite crater (Kandimalal), Western Australia
Timothy T. Barrows, John Magee, Gifford Miller, L. Keith Fifield Meteoritics & Planetary Science First Published: 1 September 2019 LINK “Wolfe Creek crater lies in northwestern Australia at the edge of the Great Sandy Desert….
Silica minerals in cumulate eucrites: Insights into their thermal histories
Haruka Ono, Atsushi Takenouchi, Takashi Mikouchi, Akira Yamaguchi Meteoritics & Planetary Science First Published: 1 September 2019 LINK “Some eucrites contain up to 10 vol% silica minerals; however, silica minerals have not been studied in…
Heat capacities of ordinary chondrite falls below 300 K
Robert J. Macke, Cyril Opeil, Guy J. Consolmagno Meteoritics & Planetary Science First Published: 1 September 2019 LINK “Low‐temperature specific heat capacities of meteorites provide valuable data for understanding the composition and evolution of meteorites…
Constraining ordinary chondrite composition via near-infrared spectroscopy
Adriana M. Mitchell, Vishnu Reddy, Benjamin N.L. Sharkey, Juan A. Sanchez, Thomas H. Burbine, Lucille Le Corre, Cristina A. Thomas Icarus In Press, Journal Pre-proof, Available online 30 August 2019 LINK “Highlights • Ordinary chondrites…
Oxygen isotope systematics of chondrule olivine, pyroxene, and plagioclase in one of the most pristine CV3Red chondrites (Northwest Africa 8613)
Andreas T. Hertwig, Makoto Kimura, Céline Defouilloy, Noriko T. Kita Meteoritics & Planetary Science First Published: 30 August 2019 LINK “We performed in situ oxygen three‐isotope measurements of chondrule olivine, pyroxenes, and plagioclase from the…
Petrography, relationships, and petrogenesis of the gabbroic lithologies in Northwest Africa 773 clan members Northwest Africa 773, 2727, 3160, 3170, 7007, and 10656
S. N. Valencia, B. L. Jolliff, R. L. Korotev Meteoritics & Planetary Science First Published: 29 August 2019 LINK “The Northwest Africa (NWA) 773 clan of lunar meteorite stones are coarse‐grained breccias that provide an…
A morphologic and crystallographic comparison of CV chondrite matrices
L. V. Forman, N. E. Timms, P. A. Bland, L. Daly, G. K. Benedix, P. W. Trimby Meteoritics & Planetary Science First Published: 29 August 2019 LINK “Meteoritic matrices are commonly classified by their modal…
A TEM and EELS study of carbon in a melt fragment from the Gardnos impact structureOPEN ACCESS
Paula Lindgren, Lydia Hallis, Fredrik S. Hage, Martin R. Lee, John Parnell, Anders Plan, Alistair Doye, Ian MacLaren Meteoritics & Planetary Science First Published: 29 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “A carbon‐rich…
Geochemistry and Sm‐Nd chronology of a Stannern‐group eucrite, Northwest Africa 7188
Saya Kagami, Makiko K. Haba, Tetsuya Yokoyama, Tomohiro Usui, Richard C. Greenwood Meteoritics & Planetary Science First Published: 29 August 2019 LINK “We report the results of a detailed study of the basaltic eucrite Northwest…
Chemiosmotic energy for primitive cellular life: Proton gradients are generated across lipid membranes by redox reactions coupled to meteoritic quinonesOPEN ACCESS
Daniel Milshteyn, George Cooper & David Deamer Scientific Reports, volume 9, Article number: 12447 (2019) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Transmembrane proton gradients coupled to, and maintained by, electron transport are ubiquitous sources of…
Chondrule Formation by the Jovian Sweeping Secular ResonanceOPEN ACCESS
Munan Gong, Xiaochen Zheng, Douglas N.C. Lin, Kedron Silsbee, Clement Baruteau, Shude Mao Accepted for publication by ApJ PDF (OPEN ACCESS) LINK “Chondrules are silicate spheroids found in meteorites, serving as important fossil records of…
A unique CO-like micrometeorite hosting an exotic Al-Cu-Fe-bearing assemblage – close affinities with the Khatyrka meteoriteOPEN ACCESS
M. D. Suttle, K. Twegar, J. Nava, R. Spiess, J. Spratt, F. Campanale & L. Folco Scientific Reports, volume 9, Article number: 12426 (2019) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We report the discovery of…
Images from the surface of asteroid Ryugu show rocks similar to carbonaceous chondrite meteorites
R. Jaumann, N. Schmitz, T.-M. Ho, S. E. Schröder, K. A. Otto, K. Stephan, S. Elgner, K. Krohn, F. Preusker, F. Scholten, J. Biele, S. Ulamec, C. Krause, S. Sugita, K.-D. Matz, T. Roatsch, R….
Fine-grained rim formation – high speed, kinetic dust aggregation in the early Solar SystemOPEN ACCESS
Kurt Liffman Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 22 August 2019 LINK PDF (OPEN ACCESS) “Type 3 chondritic meteorites often contain chondrules and refractory inclusions that are coated with accretionary, fine-grained…
GAUSS — A Sample Return Mission to CeresOPEN ACCESS
Xian Shi, Julie Castillo-Rogez, Henry Hsieh, Hejiu Hui, Wing-Huen Ip, Hanlun Lei, Jian-Yang Li, Federico Tosi, Liyong Zhou, Jessica Agarwal, Antonella Barucci, Pierre Beck, Adriano Campo Bagatin, Fabrizio Capaccioni, Andrew Coates, Gabriele Cremonese, Rene Duffard,…
Evidence for subsolidus quartz-coesite transformation in impact ejecta from the Australasian tektite strewn fieldOPEN ACCESS
Fabrizio Campanale, Enrico Mugnaioli, Luigi Folco, Mauro Gemmi, Martin R.Lee, Luke Daly, Billy P.Glass Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 21 August 2019 LINK (OPEN ACCESS) “Highlights • SEM and μRaman…
Potassium isotopic compositions of howardite-eucrite-diogenite meteorites
Zhen Tian, Heng Chen, Bruce Fegley, Katharina Lodders, Jean-Alix Barrat, James M.D.Day, Kun Wang (王昆) Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 21 August 2019 LINK “We report new high-precision stable K…
Modal abundances of coarse-grained (>5 µm) components within CI-chondrites and their individual clasts – mixing of various lithologies on the CI parent body(ies)OPEN ACCESS
Julian Alfing, Markus Patzek, Addi Bischoff Geochemistry Available online 20 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “For the bulk rocks of CI chondrites, various values are given for the modal abundance of matrix…
Formation of disk- and bowl-shaped igneous Ca,Al-rich inclusions: Constraints from their morphology, textures, mineralogy and modelling
C. Lorenz, M. Ivanova, A. Krot, V. Shuvalov Geochemistry Available online 19 August 2019 LINK “Calcium-aluminum-rich inclusions (CAIs) are the oldest Solar System solids dated that formed by evaporation, condensation, aggregation and, sometimes, melting processes…
Interstellar 60Fe in Antarctica
Dominik Koll, Gunther Korschinek, Thomas Faestermann, J. M. Gómez-Guzmán, Sepp Kipfstuhl, Silke Merchel, and Jan M. Welch Phys. Rev. Lett. 123, 072701 – Published 12 August 2019 LINK “Earth is constantly bombarded with extraterrestrial dust containing…
Abundance of highly siderophile elements in lunar basalts controlled by iron sulfide melt
James M. Brenan, James E. Mungall & Neil R. Bennett Nature Geoscience, 1–6 Published: 19 August 2019 LINK “The Moon accreted meteoritic material towards the end of Solar System formation. Quantification of this late accretion…
The role of shape-dependent flight stability in the origin of oriented meteorites
Khunsa Amin, Jinzi Mac Huang, Kevin J. Hu, Jun Zhang, and Leif Ristroph PNAS August 13, 2019 116 (33) 16180-16185; first published July 26, 2019 https://doi.org/10.1073/pnas.1815133116 LINK “Significance Motivated by the conical shape of so-called…
MINERALOGY, PETROGRAPHY, AND OXYGEN ISOTOPIC COMPOSITIONS OF ULTRAREFRACTORY INCLUSIONS FROM CARBONACEOUS CHONDRITES
A.N. Krot, C. Ma, K. Nagashima, A.M. Davis, J.R. Beckett, S.B. Simon, M. Komatsu, T.J. Fagan, F. Brenker, M.A. Ivanova, A.Bischoff Geochemistry Available online 15 August 2019 LINK “We report on the mineralogy, petrography, and…
MINERALOGY, PETROGRAPHY, AND OXYGEN AND ALUMINUM-MAGNESIUM ISOTOPE SYSTEMATICS OF GROSSITE-BEARING REFRACTORY INCLUSIONS
Alexander N. Krot, Kazuhide Nagashima, Steven B. Simon, Chi Ma, Harold C. Connolly Jr., Gary R. Huss, Andrew M. Davis, Martin Bizzarro Geochemistry Available online 15 August 2019 LINK “Grossite (CaAl4O7) is one of the…
Pb isotope evidence for rapid accretion and differentiation of planetary embryosOPEN ACCESS
J.N. Connelly, M. Schiller, M. Bizzarro Earth and Planetary Science Letters Volume 525, 1 November 2019, 115722 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • We report a Pb-Pb age of 4565.47 ± 0.30 Ma…
Cr isotopes in physically separated components of the Allende CV3 and Murchison CM2 chondrites: Implications for isotopic heterogeneity in the solar nebula and parent body processesOPEN ACCESS
Yogita Kadlag, Harry Becker, Andreas Harbott Meteoritics & Planetary Science First Published: 12 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Chromium isotopic data of physically separated components (chondrules, CAIs, variably magnetic size fractions) of…
Selenium isotopes as tracers of a late volatile contribution to Earth from the outer Solar System
María Isabel Varas-Reus, Stephan König, Aierken Yierpan, Jean-Pierre Lorand & Ronny Schoenberg Nature Geoscience, 1–4, Published: 12 August 2019 LINK “The origin of Earth’s volatiles has been attributed to a late addition of meteoritic material…
Heating duration of igneous rim formation on a chondrule in the Northwest Africa 3118 CV3oxA carbonaceous chondrite inferred from micro-scale migration of the oxygen isotopes
Nozomi Matsuda, Naoya Sakamoto, Shogo Tachibana, Hisayoshi Yurimoto Geochemistry Available online 10 August 2019 LINK “Due to their common occurrence in various types of chondrites, igneous rims formed on pre-existing chondrules throughout chondrule-forming regions of…
Origins of meteoritic nanodiamonds investigated by coordinated atom‐probe tomography and transmission electron microscopy studies
Josiah B. Lewis, Christine Floss, Dieter Isheim, Tyrone L. Daulton, David N. Seidman, Ryan Ogliore Meteoritics & Planetary Science First Published: 11 August 2019 LINK “To constrain the origins of meteoritic nanodiamonds, the abundance ratios…
Northwest Africa 10414, a pigeonite cumulate shergottite
R.H. Hewins, B. Zanda, S. Pont, P.‐M. Zanetta Meteoritics & Planetary Science First Published: 11 August 2019 LINK “Northwest Africa (NWA) 10414 is an unusual shergottite with a cumulate texture. It contains 73% coarse prismatic…
Combination of infrasound signals and complementary data for the analysis of bright fireballs
Theresa Ott, Esther Drolshagen, Detlef Koschny, Pierrick Mialle, Christoph Pilger, Jeremie Vaubaillon, Gerhard Drolshagen, Björn Poppe Planetary and Space Science In Press, Journal Pre-proof, Available online 10 August 2019 LINK “Highlights • Detailed analysis of…
Cosmic dust fluxes in the atmospheres of Earth, Mars, and VenusOPEN ACCESS
Juan Diego Carrillo-Sánchez, Juan Carlos Gómez-Martín, David L. Bones, David Nesvorný, Petr Pokorný, Mehdi Benna, George J. Flynn, John M.C. Plane Icarus Available online 2 August 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The ablation…
Natural superheavy nuclei in astrophysical dataOPEN ACCESS
Andrey Alexandrov, Victor Alexeev, Alexander Bagulya, Aigerim Dashkina, Mikhail Chernyavsky, Alexei Gippius, Lyudmila Goncharova, Sergei Gorbunov, Victor Grachev, Galina Kalinina, Nina Konovalova, Natalia Okateva, Tatiana Pavlova, Natalia Polukhina, Ruslan Rymzhanov, Nikolai Starkov, Than Naing Soe,…
The promise and potential pitfalls of acid leaching for Pb-Pb chronology
Kengo T.M. Ito, Yuki Hibiya, Yoshitaka Homma, Takashi Mikouchi, Tsuyoshi Iizuka Chemical Geology Volume 525, 20 October 2019, Pages 343-355 LINK “Highlights • We studied the mechanism by which acid leaching separates radiogenic and non-radiogenic…
An ancient reservoir of volatiles in the Moon sampled by lunar meteorite Northwest Africa 10989OPEN ACCESS
A. Stephant, M. Anand, H.O. Ashcroft, X. Zhao, S. Hu, R.L. Korotev, S.Strekopytov, R.C. Greenwood, E. Humphreys-Williams, Y. Liu, G. Tang, Q.Li, I.A. Franchi Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 7…
Mid-infrared spectroscopy of laser-produced basalt melts for remote sensing application
Andreas Morlok, Christopher Hamann, Dayl Martin, Iris Weber, Katherine H.Joy, Harald Hiesinger, Roy Wogelius, Aleksandra Stojic, Joern Helbert Icarus Available online 7 August 2019 LINK “Highlights • Mid-Infrared spectroscopy of laser generated basaltic melts •…
Exposure Experiments of Amorphous Silicates and Organics to Cometary Ice and Vapor AnalogsOPEN ACCESS
Aki Takigawa, Yoshihiro Furukawa, Yuki Kimura, Björn Davidsson, and Tomoki Nakamura The Astrophysical Journal, Volume 881, Number 1 Published 2019 August 8 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Hydration is a major mineral alteration process…
Origin of alkylphosphonic acids in the interstellar mediumOPEN ACCESS
Andrew M. Turner, Matthew J. Abplanalp, Alexandre Bergantini, Robert Frigge, Cheng Zhu, Bing-Jian Sun, Chun-Ta Hsiao, Agnes H. H. Chang Cornelia Meinert, and Ralf I. Kaiser Science Advances 07 Aug 2019: Vol. 5, no. 8,…
The composition and structure of Ceres’ interior
Mikhail Yu. Zolotov Icarus Available online 7 August 2019, 113404 LINK “Highlights • Ceres’ shape agrees with an organic-rich interior suggested from the surface composition. • Ceres could consist of a mixture of 12–29 vol.%…
Phosphorus-bearing Olivines of Lunar Rocks: Sources and Localization in the Lunar Crust
S. I. Demidova, M. O. Anosova, N. N. Kononkova, F. Brandstätter, T. Ntaflos Geochemistry International August 2019, Volume 57, Issue 8, pp 873-892 LINK “Fragments of P-bearing olivine have been studied in lunar highland, mare,…
Theoretical Analysis of Mg and Si Chemical and Isotopic Fractionation at Vaporization of Ca–Al Inclusions of Chondrites
O. I. Yakovlev, S. I. Shornikov Geochemistry International August 2019, Volume 57, Issue 8, pp 851-864 LINK “Experimental study of changes in the composition of Ca–Al inclusions of chondrites during evaporation indicates the chemical and…
Meteorite Minerals
A. V. Ivanov, A. A. Yaroshevskiy, M. A. Ivanova Geochemistry International August 2019, Volume 57, Issue 8, pp 931-939 LINK ““The Meteorite Minerals Catalog” is the first edition in Russia prepared in the 21st century….
Metal Crystallization in IIE Irons and Their Possible Meteorite Analogues
S. N. Teplyakova, C. A. Lorenz Geochemistry International August 2019, Volume 57, Issue 8, pp 893-902 LINK “The metal of IIE irons provides evidence of fractionation in the interiors of an asteroid, but their fine-grained…
Metal-silicate partitioning systematics of siderophile elements at reducing conditions: A new experimental database
E.S. Steenstra, A.X. Seegers, R. Putter, J. Berndt, S. Klemme, S. Matveev, E. Bullock, W. van Westrenen Icarus LINK “Highlights • The activity coefficient of FeO decreases with decreasing oxygen fugacity. • Silicon in metal…
Spectral and orbital survey of medium-sized meteoroidsOPEN ACCESS
Pavol Matlovič, Juraj Tóth, Regina Rudawska, Leonard Kornoš, Adriana Pisarčíková Astronomy & Astrophysics manuscript no. AA_2019_36093 PDF (OPEN ACCESS) “We investigate the spectra, material properties, and orbital distribution of millimeter- to decimeter-sized meteoroids. Our study…
Disintegration of the Chelyabinsk cosmic body
O.G. Gladysheva Planetary and Space Science Available online 5 August 2019 LINK “Highlights • The results of calculations made it possible to propose an alternative scenario. • The Chelyabinsk cosmic body could be a combination…
Macroscopic Dark Matter Constraints from Bolide Camera NetworksOPEN ACCESS
Jagjit Singh Sidhu, Glenn Starkman PDF (OPEN ACCESS) Submitted: 1 August, 2019 “Macroscopic dark matter (macros) are a broad class of alternative candidates to particle dark matter. These candidates would transfer energy primarily through elastic…
Titanium isotope signatures of calcium-aluminum-rich inclusions from CV and CK chondrites: Implications for early Solar System reservoirs and mixing
Zachary A. Torrano, Gregory A. Brennecka, Curtis D. Williams, Stephen J. Romaniello, Vinai K. Rai, Rebekah R.Hines, Meenakshi Wadhwaa Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 2 August 2019 LINK “Calcium-aluminum-rich inclusions…
Tracking the volatile and magmatic history of Vesta from chromium stable isotope variations in eucrite and diogenite meteorites
Ke Zhu, Paolo A. Sossi, Julien Siebert, Frédéric Moynier Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 1 August 2019 LINK “Although Solar System bodies exhibit large variations in their volatile element abundances,…
Survivability of presolar oxygen isotopic signature of amorphous silicate dust in the protosolar diskOPEN ACCCESS
Daiki Yamamoto, Shogo Tachibana, Noriyuki Kawasaki, Hisayoshi Yurimoto Meteoritics & Planetary Science First Published: 31 July 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Oxygen isotope exchange experiments between tens of nanometer‐sized amorphous enstatite grains and…
Early Moon formation inferred from hafnium–tungsten systematics
Maxwell M. Thiemens, Peter Sprung, Raúl O. C. Fonseca, Felipe P. Leitzke & Carsten Münker Nature Geoscience (2019), Published: 29 July 2019 LINK “The date of the Moon-forming impact places an important constraint on Earth’s…
Mantle source to near-surface emplacement of enriched and intermediate poikilitic shergottites in Mars
Rachel R. Rahib, Arya Udry, Geoffrey H. Howarth, Juliane Gross, Marine Paquet, Logan M.Combs, Dara L.Laczniak, James M.D.Day Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 29 July 2019 LINK “Poikilitic shergottites make…
The Renchen L5-6 chondrite breccia – the first confirmed meteorite fall from Baden-Württemberg (Germany)OPEN ACCESS
Addi Bischoff, Jean-Alix Barrat, Jasper Berndt, Jiri Borovicka, Christoph Burkhardt, Henner Busemann, Janina Hakenmüller, Dieter Heinlein, Jasmine Hertzog, Jozef Kaiser, Colin Maden, Matthias M.M. Meier, Précillia Morino, Andreas Pack, Markus Patzek, Maximilian P. Reitze, Miriam…
The chlorine isotopic composition of the Moon: Insights from melt inclusionsOPEN ACCESS
Alice Stephant, Mahesh Anand, Xuchao Zhao, Queenie H.S. Chan, Magali Bonifacie, Ian A. Franchia Earth and Planetary Science Letters Volume 523, 1 October 2019, 115715 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • Cl isotopic…
Elemental and molecular abundances in comet 67P/Churyumov-GerasimenkoOPEN ACCESS
Martin Rubin, Kathrin Altwegg, Hans Balsiger, Jean-Jacques Berthelier, Michael R. Combi, Johan De Keyser, Maria Drozdovskaya, Björn Fiethe, Stephen A. Fuselier, Sébastien Gasc, Tamas I. Gombosi, Nora Hänni, Kenneth C. Hansen, Urs Mall, Henri Rème,…
Oxygen isotopic composition of an enstatite ribbon of probable cometary originOPEN ACCESS
Ryan C. Ogliore, Donald E. Brownlee, Kazuhide Nagashima, David J. Joswiak, Josiah B. Lewis, Alexander N. Krot, Kainen L. Utt, Gary R. Huss Meteoritics & Planetary Science First Published: 23 July 2019 PDF (OPEN ACCESS)…
Refractory inclusions in carbonaceous chondrites: Records of early solar system processes
Alexander N. Krot Meteoritics & Planetary Science First Published: 23 July 2019 LINK “Chondrites consist of three major components: refractory inclusions (Ca,Al‐rich inclusions [CAIs] and amoeboid olivine aggregates), chondrules, and matrix. Here, I summarize recent…
Water abundance in the Tagish Lake meteorite from TGA and IR spectroscopy: Evaluation of aqueous alteration
Cosette M. Gilmour, Christopher D. K. Herd, Pierre Beck Meteoritics & Planetary Science First Published: 22 July 2019 LINK “Here, we evaluate the extent of aqueous alteration among five pristine specimens of the ungrouped Tagish…
Q-type asteroids: Possibility of non-fresh weathered surfacesOPEN ACCESS
Sunao Hasegawa, Takahiro Hiroi, Katsuhito Ohtsuka, Masateru Ishiguro, Daisuke Kuroda, Takashi Ito, Sho Sasaki accepted for publication in PASJ PDF (OPEN ACCESS) “Itokawa particles, which are the recovered samples from the S-complex asteroid 25143 Itokawa…
Potassium isotopic compositions of enstatite meteorites
Chen Zhao, Katharina Lodders, Hannah Bloom, Heng Chen, Zhen Tian, Piers Koefoed, Mária K. Pető, Kun Wang (王昆) Meteoritics & Planetary Science First Published: 21 July 2019 LINK “Enstatite chondrites and aubrites are meteorites that…
Mineralogy and oxygen isotope systematics of magnetite grains and a magnetite‐dolomite assemblage in hydrated fine‐grained Antarctic micrometeorites
Elena Dobrică, Ryan C. Ogliore, Cécile Engrand, Kazuhide Nagashima, Adrian J. Brearley Meteoritics & Planetary Science First Published: 21 July 2019 LINK “We report the mineralogy and texture of magnetite grains, a magnetite‐dolomite assemblage, and…
Stress field analysis in a stony meteorite under thermal fatigue and mechanical loadings
Bowen Liang, Jefferson Cuadra, Kavan Hazeli, Soheil Soghrati Icarus In Press, Accepted Manuscript, Available online 20 July 2019 LINK “Highlights • 3D finite element (FE) analysis of the micromechanical behavior of an asteroidal rock. •…
Origin of lunar fragmental matrix breccias—Highly siderophile element constraints
Philipp Gleißner, Harry Becker Meteoritics & Planetary Science First Published: 19 July 2019 LINK “Ejecta at North Ray crater (Apollo 16) sampled a unique section of the lunar highlands not accessible at most other landing…
The micrometeorite flux to Earth during the Frasnian–Famennian transition reconstructed in the Coumiac GSSP section, France
Birger Schmitz, Raimund Feist, Matthias M.M. Meier, Ellinor Martin, Philipp R. Heck, Davide Lenaz, Dan Topa, Henner Busemann, Colin Maden, Amy A. Plant, Fredrik Terfelt Earth and Planetary Science Letters Volume 522, 15 September 2019,…
Isotopic evidence for a young lunar magma ocean
Lars E. Borg, Amy M. Gaffney, Thomas S. Kruijer, Naomi A. Marks, Corliss K. Sio, Josh Wimpenny Earth and Planetary Science Letters Volume 523, 1 October 2019, 115706 LINK “Highlights • Lunar mantle and crust…
Combined mass-dependent and nucleosynthetic isotope variations in refractory inclusions and their mineral separates to determine their original Fe isotope compositions
Quinn R. Shollenberger, Andreas Wittke, Jan Render, Prajkta Mane, Stephan Schuth, Stefan Weyer, Nikolaus Gussone, Meenakshi Wadhwa, Gregory A. Brennecka Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 17 July 2019 LINK “Calcium-aluminum-rich…
Maryborough, a new H5 meteorite find from Victoria, AustraliaOPEN ACCESS
William D. Birch, Dermot A. Henry and Andrew G. Tomkins Proceedings of the Royal Society of Victoria 131(1) 18 – 23 Published: 17 July 2019 PDF (OPEN ACCESS) “The Maryborough meteorite is a new H5…
The Fukang pallasite: Characterization and implications for the history of the Main‐group parent body
Daniella N. Della Giustina, Namrah Habib, Kenneth J. Domanik, Dolores H. Hill, Dante S. Lauretta, Yulia S. Goreva, Marvin Killgore, Yang Hexiong, Robert T. Downs Meteoritics & Planetary Science First Published: 16 July 2019 LINK…
Molecular and isotopic behavior of Insoluble Organic Matter of the Orgueil meteorite upon heating
Laurent Remusat, Jean-Yves Bonnet, Sylvain Bernard, Arnaud Buch, Eric Quirico Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 16 July 2019 LINK “Organic matter contained in carbonaceous chondrites may have evolved due to…
Formation and delivery of complex organic molecules to the Solar System and early EarthOPEN ACCESS
Sun Kwok to be published as Chapter 4.2 in Handbook of Astrobiology, Vera Kolb (ed.), CRC Press, p. 165 PDF (OPEN ACCESS) “The late stages of stellar evolution from asymptotic giant branch stars to planetary…
Zinc isotope analyses of singularly small samples (<5 ng Zn): investigating chondrule-matrix complementarity in LeovilleOPEN ACCESS
Elishevah van Kooten, Frederic Moynier Geochimica et Cosmochimica Acta, 2019 PDF (OPEN ACCESS) Update (18 July 2019): LINK “The potential complementarity between chondrules and matrix of chondrites, the Solar System’s building blocks, is still a…
Using dust shed from asteroids as microsamples to link remote measurements with meteorite classesOPEN ACCESS
B. A. Cohen, J. R. Szalay, A. S. Rivkin, J. A. Richardson, R. L. Klima, C. M. Ernst, N. L. Chabot, Z. Sternovsky, M. Horányi Meteoritics & Planetary Science First Published: 15 July 2019 LINK…
Atmospheric entry heating of micrometeorites at Earth and Mars: Implications for the survival of organics
Aaron P. Wilson, Matthew J. Genge, Agata M. Krzesińska, Andrew G. Tomkins Meteoritics & Planetary Science First Published: 15 July 2019 LINK “The atmospheric entry heating of micrometeorites (MMs) can significantly alter their pre‐existing mineralogy,…
Low thermal conductivity boulder with high porosity identified on C-type asteroid (162173) Ryugu
M. Grott, J. Knollenberg, M. Hamm, K. Ogawa, R. Jaumann, K. A. Otto, M. Delbo, P. Michel, J. Biele, W. Neumann, M. Knapmeyer, E. Kührt, H. Senshu, T. Okada, J. Helbert, A. Maturilli, N. Müller,…
The evolution of polycyclic aromatic hydrocarbons under simulated inner asteroid conditionsOPEN ACCESS
Claudia‐Corina Giese, Inge Loes, Ten Kate, Oliver Plümper, Helen E. King, Christoph Lenting, Yang Liu, Alexander G. G. M. Tielens Meteoritics & Planetary Science First Published: 14 July 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS)…
Geological and geophysical studies of the Agoudal impact structure (Central High Atlas, Morocco): New evidence for crater size and age
Houda El Kerni, Hasnaa Chennaoui Aoudjehane, David Baratoux, Mohammed Aoudjehane, André Charrière, Hassan Ibouh, Pierre Rochette, Yoann Quesnel, Minoru Uehara, Thomas Kenkmann, Gerwin Wulf, Michael Poelchau, Van Binh Nguyen, Maria Aboulahris, Samira Makhoukhi, Georges Aumaître,…
Hydrogen isotopic anomalies in extraterrestrial organic matter: role of cosmic ray irradiation and implications for UCAMMsOPEN ACCESS
B. Augé, E. Dartois, J. Duprat, C. Engrand, G. Slodzian, T. D. Wu, J. L. Guerquin-Kern, H. Vermesse, A. N. Agnihotri, P. Boduch and H. Rothard A&A Volume 627, July 2019 LINK (OPEN ACCESS) PDF…
Bulk chondrite variability in mass independent magnesium isotope compositions – Implications for initial solar system 26Al/27Al and the timing of terrestrial accretion
Tu-Han Luu, Remco C. Hin, Christopher D. Coath, Tim Elliott Earth and Planetary Science Letters Volume 522, 15 September 2019, Pages 166-175 LINK “Highlights • Bulk chondrites Al–Mg isotope analyses define a canonical isochron. •…
Three-dimensional imaging of crack growth in L chondrites after high-velocity impact experimentsOPEN ACCESS
Tatsuhiro Michikami, Axel Hagermann, Akira Tsuchiyama, Hirotaka Yamaguchi, Terunori Irie, Keita Nomura, Osamu Sasaki, Michihiko Nakamura, Satoshi Okumura, Sunao Hasegawa Planetary and Space Science In Press, Accepted Manuscript, Available online 11 July 2019 LINK (OPEN…
Compositional diversity of ordinary chondrites inferred from petrology, bulk chemical, and oxygen isotopic compositions of the lowest FeO ordinary chondrite, Yamato 982717
Akira Yamaguchi, Makoto Kimura, Jean‐Alix Barrat, Richard Greenwood Meteoritics & Planetary Science First Published: 10 July 2019 LINK “We performed a petrologic, geochemical, and oxygen isotopic study of the lowest FeO ordinary chondrite (OC), Yamato…
Petrology of the enriched poikilitic shergottite Northwest Africa 10169: Insight into the martian interior
Logan M. Combs, Arya Udry, Geoffrey H. Howarth, Minako Righter, Thomas J. Lapen, Juliane Gross, Daniel K. Ross, Rachel R. Rahib, James M.D. Day Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 9…
The Hamburg Meteorite Fall: Fireball trajectory, orbit and dynamicsOPEN ACCESS
P. G. Brown, D. Vida, D. E. Moser, M. Granvik, W. J. Koshak, D. Chu, J. Steckloff, A. Licata, S. Hariri, J. Mason, M. Mazur, W. Cooke, Z. Krzeminski Accepted to Meteoritics and Planetary Science,…
Nucleosynthetic Sr–Nd Isotope Correlations in Chondrites: Evidence for Nebular Thermal Processing and Dust Transportation in the Early Solar System
Ryota Fukai, Tetsuya Yokoyama The Astrophysical Journal, Volume 879, Number 2 LINK “We conducted high-precision Sr and Nd isotopic measurements in bulk chondrites using a complete sample digestion technique. Our new data indicate that enstatite…
Sulfur isotope study of sulfides in CI, CM, C2ung chondrites and volatile-rich clasts – evidence for different generations and reservoirs of sulfide formation
Robbin Visser, Timm John, Markus Patzek, Addi Bischoff, Martin J. Whitehouse Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 July 2019 LINK “Deciphering aspects of the solar system’s formation process and the…
A vacancy‐rich, partially inverted spinelloid silicate, (Mg,Fe,Si)2(Si,□)O4, as a major matrix phase in shock melt veins of the Tenham and Suizhou L6 chondrites
Chi Ma, Oliver Tschauner, Luca Bindi, John R. Beckett, Xiande Xie Meteoritics & Planetary Science First Published: 7 July 2019 LINK “A new high‐pressure silicate, (Mg,Fe,Si)2(Si,□)O4 with a tetragonal spinelloid structure, was discovered within shock…
Ejby — A new H5/6 ordinary chondrite fall in Copenhagen, Denmark
H. Haack, A. N. Sørensen, A. Bischoff, M. Patzek, J.‐A. Barrat, S. Midtskogen, E. Stempels, M. Laubenstein, R. Greenwood, P. Schmitt‐Kopplin, H. Busemann, C. Maden, K. Bauer, P. Morino, M. Schönbächler, P. Voss, T. Dahl‐Jensen…
Thermal history modeling of the L chondrite parent bodyOPEN ACCESS
Hans-Peter Gail, Mario Trieloff accepted by Astronomy & Astrophysics PDF (OPEN ACCESS) “The radius of the L chondrite parent body, its formation time, and its evolution history are determined by fitting theoretical models to empirical…
Elemental and isotopic variability in solar system materials by mixing and processing of primordial disk reservoirsOPEN ACCESS
Christoph Burkhardt, Nicolas Dauphas, Ulrik Hans, Bernard Bourdon, Thorsten Kleine Accepted for publication in Geochimica et Cosmochimica Acta / published 9 July 2019 PDF (OPEN ACCESS) Update (9 July 2019): LINK (OPEN ACCESS) PDF (OPEN…
Calibration of fish-eye lens and error estimation on fireball trajectories: application to the FRIPON networkOPEN ACCESS
S. Jeanne, F. Colas, B. Zanda, M. Birlan, J. Vaubaillon, S. Bouley, P. Vernazza, L. Jorda, J. Gattacceca, J. L. Rault, A. Carbognani, D. Gardiol, H. Lamy, D. Baratoux, C. Blanpain, A. Malgoyre, J. Lecubin1,…
Presolar Silicon Carbide Grains of Types Y and Z: Their Molybdenum Isotopic Compositions and Stellar OriginsOPEN ACCESS
Nan Liu, Thomas Stephan, Sergio Cristallo, Roberto Gallino, Patrick Boehnke, Larry R. Nittler, Conel M. O.’D. Alexander, Andrew M. Davis, Reto Trappitsch, Michael J. Pellin, Iris Dillmann The Astrophysical Journal (Accepted) PDF (OPEN ACCESS) Update…
Application of Mössbauer spectroscopy, multidimensional discriminant analysis, and Mahalanobis distance for classification of equilibrated ordinary chondritesOPEN ACCESS
Marek Woźniak, Jolanta Gałązka‐Friedman, Przemysław Duda, Martyna Jakubowska, Patrycja Rzepecka, Łukasz Karwowski Meteoritics & Planetary Science First Published: 25 June 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Mössbauer spectra of equilibrated ordinary chondrites consist of…
Galactic Chemical Evolution of Radioactive Isotopes
Benoit Côté, Maria Lugaro, Rene Reifarth, Marco Pignatari, Blanka Világos, Andrés Yagüe, and Brad K. Gibson The Astrophysical Journal, Volume 878, Number 2 LINK “The presence of short-lived (~Myr) radioactive isotopes in meteoritic inclusions at…
Organometallic compounds as carriers of extraterrestrial cyanide in primitive meteoritesOPEN ACCESS
Karen E. Smith, Christopher H. House, Ricardo D. Arevalo Jr., Jason P. Dworkin & Michael P. Callahan Nature Communications 10, 1–7 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Extraterrestrial delivery of cyanide may have been crucial…
Decline of giant impacts on Mars by 4.48 billion years ago and an early opportunity for habitability
D. E. Moser, G. A. Arcuri, D. A. Reinhard, L. F. White, J. R. Darling, I. R. Barker, D. J. Larson, A. J. Irving, F. M. McCubbin, K. T. Tait, J. Roszjar, A. Wittmann &…
Deciphering the conditions of tochilinite and cronstedtite formation in CM chondrites from low temperature hydrothermal experiments
Lionel G. Vacher, Laurent Truche, François Faure, Laurent Tissandier, Régine Mosser‐Ruck, Yves Marrocchi Meteoritics & Planetary Science First Published: 23 June 2019 LINK “Tochilinite/cronstedtite intergrowths are commonly observed as alteration products in CM chondrite matrices,…
Oldest high-Ti basalt and magnesian crustal materials in feldspathic lunar meteorite Dhofar 1428
Zhuqing Xue, Long Xiao, Clive R. Neal, Yigang Xu Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June 2019 LINK “Moderately volatile elements (MVEs) are sensitive tracers of vaporisation in geological and…
Combined U-corrected Pb-Pb dating and 26Al-26Mg systematics of individual chondrules – evidence for a reduced initial abundance of 26Al amongst inner Solar System chondrules
Jean Bollard, Noriyuki Kawasaki, Naoya Sakamoto, Mia Olsen, Shoichi Itoh, Kirsten Larsen, Daniel Wielandt, Martin Schiller, James N. Connelly, Hisayoshi Yurimoto, Martin Bizzarro Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June…
Extended chondrule formation intervals in distinct physicochemical environments: Evidence from Al-Mg isotope systematics of CR chondrite chondrules with unaltered plagioclase
Travis J. Tenner, Daisuke Nakashima, Takayuki Ushikubo, Naotaka Tomioka, Makoto Kimura, Michael K. Weisberg, Noriko T.Kita Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June 2019 LINK “Al-Mg isotope systematics of twelve…
Investigating magmatic processes in the early Solar System using the Cl isotopic systematics of eucritesOPEN ACCESS
T.J. Barrett, J.J. Barnes, M. Anand, I.A. Franchi, R.C. Greenwood, B.L.A. Charlier, X.Zhao, F. Moyniere, M.M. Grady Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 22 June 2019 LINK (OPEN ACCESS) PDF (OPEN…
Distinct evolution of the carbonaceous and non-carbonaceous reservoirs: Insights from Ru, Mo, and W isotopes
Emily A. Worsham, Christoph Burkhardt, Gerrit Budde, Mario Fischer-Gödde,Thomas S.Kruijer, Thorsten Kleine Earth and Planetary Science Letters Volume 521, 1 September 2019, Pages 103-112 LINK “Highlights • Isotope characteristics of Ru, Mo, and W in…
CV Chondrites: More than One Parent Body
Gattacceca J., Bonal L., Sonzogni C., Longerey J. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “CV chondrites have been classically divided into reduced (CVRed) and oxidized (CVOx) sub-groups, based on a number…
A New Carbonaceous Chondrite Grouplet, CA
Kimura M., Yamaguchi A., Greenwood R. C., Imae N., Komtsu M. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “While the majority of carbonaceous (C) chondrites can be assigned to one of eight…
Oxygen Isotope Variation of CM and Related Chondrites: Multiple Parent Bodies or a Single Heterogeneous Source?
Franchi I. A., Greenwood R. C., Howard K. T., King A. J., Lee M. R., Anand M., Findlay R. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “CMs are the largest group of…
Mineralogy and Spectroscopy (VNIR and FTIR) of Mukundpura CM2: More Insights into the Aqueous Activity and Post Accretion History
Baliyan S., Moitra H., Sarkar S., Ray D., Panda D. K., Shukla A. D., Bhattacharya S., Gupta S. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “The mineralogy of CM2 chondrites is very…
Why is the Degree of Aqueous Alteration Variable?
K. T. Howard and B. Zanda 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “Minerals containing water form inside of asteroids during aqueous alteration. We have quantified the range in degrees of aqueous…
The Ozerki Meteorite: Petrology and the First Data on Noble Gases and Nitrogen Released by Stepwise Combustion and Crushing Methods
Korochantseva E. V., Verchovsky A. B., Lorenz C. A., Buikin A. I., Korochantsev A. V. 82nd Annual Meeting of The Meteoritical Society 2019 PDF abstract “The Ozerki meteorite shower fell on June 21, 2018 in…
