Fingerprints of the Protosolar Cloud Collapse in the Solar System. I. Distribution of Presolar Short-lived 26Al
Francesco C. Pignatale, Emmanuel Jacquet, Marc Chaussidon, and Sébastien Charnoz The Astrophysical Journal, Volume 884, Number 1 LINK “The short-lived radionuclide 26Al is widely used to determine the relative ages of chondrite components and timescales…
Fingerprints of the Protosolar Cloud Collapse in the Solar System. II. Nucleosynthetic Anomalies in Meteorites
Emmanuel Jacquet, Francesco C. Pignatale, Marc Chaussidon, and Sébastien Charnoz The Astrophysical Journal, Volume 884, Number 1 LINK “The isotopic heterogeneity of the solar system shown by meteorite analyses is more pronounced for its earliest…
Dy, Er, and Yb isotope compositions of meteorites and their components: Constraints on presolar carriers of the rare earth elementsOPEN ACCESS
Quinn R. Shollenberger, Gregory A. Brennecka Earth and Planetary Science Letters Volume 529, 1 January 2020, 115866 LINK (OPEN ACCESS) “Highlights • We present new methods to measure Dy isotopes by MC-ICPMS. • Bulk meteorites…
Regenerative water sources on surfaces of airless bodies
Cheng Zhu, Sándor Góbi, Matthew J. Abplanalp, Robert Frigge, Jeffrey J. Gillis-Davis, Gerardo Dominguez, Katarina Miljković & Ralf I. Kaiser Nature Astronomy (2019) Published: 07 October 2019 LINK “Spectroscopic signatures of water and hydroxyl radicals…
A reassessment of the iron isotope composition of the Moon and its implications for accretion and differentiation of terrestrial planets
Franck Poitrasson, Thomas Zambardi, Tomas Magna, Clive R. Neal Geochimica et Cosmochimica Acta Available online 30 September 2019 LINK “The Fe isotope composition of planetary bodies may provide constraints on their accretion modes and/or differentiation…
The geologic history of Vesta inferred from combined 207Pb/206Pb and 40Ar/39Ar chronology of basaltic eucrites
Tsuyoshi Iizuka, Fred Jourdan, Akira Yamaguchi, Piers Koefoed, Yuki Hibiya, Kengo T. M. Ito, Yuri Amelin Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 26 September 2019 LINK “Eucrites represent samples of mafic…
Heterogeneous evolution of the galaxy and the origin of the short-lived nuclides in the early solar systemOPEN ACCESS
T. Kaur, S. Sahijpal Accepted for MNRAS PDF (OPEN ACCESS) “We present galactic chemical evolution (GCE) models of the short-lived radionuclides (SLRs), 26Al, 36Cl, 41Ca, 53Mn and 60Fe, across the entire Milky Way galaxy. The…
Nanodeformation in enstatite single crystals: simulation of micrometeoroid impacts by femtosecond pulsed laser experiments
Doreen Schmidt, Kilian Pollok, Gabor Matthäus, Stefan Nolte, Falko Langenhorst Geochemistry In Press, Journal Pre-proof, Available online 21 September 2019 LINK “Space weathering by micrometeoroid bombardment is a cosmic phenomenon on atmosphere-free celestial bodies, a…
An extraterrestrial trigger for the mid-Ordovician ice age: Dust from the breakup of the L-chondrite parent bodyOPEN ACCESS
Birger Schmitz, Kenneth A. Farley, Steven Goderis, Philipp R. Heck, Stig M. Bergström, Samuele Boschi, Philippe Claeys, Vinciane Debaille, Andrei Dronov, Matthias van Ginneken, David A.T. Harper, Faisal Iqbal, Johan Friberg, Shiyong Liao, Ellinor Martin,…
The composition of MarsOPEN ACCESS
Takashi Yoshizaki, William F. McDonough PDF (OPEN ACCESS) “Comparing compositional models of the terrestrial planets provides insights into physicochemical processes that produced planet-scale similarities and differences. The widely accepted compositional model for Mars assumes Mn…
The origin of unequilibrated EH chondrites – constraints from in-situ analysis of Si isotopes, major and trace elements in silicates and metal
Yogita Kadlag, Michael Tatzel, Daniel A. Frick, Harry Becker Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 16 September 2019 LINK “Various lines of evidence suggest that material isotopically similar to enstatite chondrites…
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…
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…
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…
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…
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…
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….
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,…
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…
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…
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…
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 •…
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,…
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…
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,…
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 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)…
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…
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…
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…
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…
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,…
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…
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…
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…
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…
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 &…
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…
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…
Constraints on asteroid magnetic field evolution and the radii of meteorite parent bodies from thermal modelling
James F. J. Bryson, Jerome A. Neufeld, Francis Nimmo Earth and Planetary Science Letters Volume 521, 1 September 2019, Pages 68-78 LINK “Highlights • We predict the timing of asteroid magnetic field generation using thermal…
Understanding the emplacement of Martian volcanic rocks using petrofabrics of the nakhlite meteorites
Luke Daly, Sandra Piazolo, Martin R. Lee, Sammy Griffin, Peter Chung, Fabrizio Campanale, Benjamin E. Cohen, Lydia J. Hallis, Patrick W. Trimby, Raphael Baumgartner, Lucy V. Forman, Gretchen K. Benedix Earth and Planetary Science Letters…
U‐Pb SIMS ages of Apollo 14 zircon: Identifying distinct magmatic episodes
F. Thiessen, A. A. Nemchin, J. F. Snape, M. J. Whitehouse Meteoritics & Planetary Science First Published: 12 June 2019 LINK “U‐Pb ages of zircon in four different Apollo 14 breccias (14305, 14306, 14314, and…
Record of low-temperature aqueous alteration of Martian zircon during the late AmazonianOPEN ACCESS
Martin Guitreau & Jessica Flahaut Nature Communications 10, 1–9 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Several lines of evidence support the presence of liquid water on Mars at different times. Among those, hydrated minerals testify…
Mesosiderite formation on asteroid 4 Vesta by a hit-and-run collision
Makiko K. Haba, Jörn-Frederik Wotzlaw, Yi-Jen Lai, Akira Yamaguchi & Maria Schönbächler Nature Geoscience, 1–6 LINK “Collision and disruption processes of protoplanetary bodies in the early Solar System are key to understanding the genesis of…
Asteroid impact effects on Snowball EarthOPEN ACCESS
Christian Koeberl, Boris A. Ivanov Meteoritics & Planetary Science First Published: 9 June 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Several Snowball Earth periods, in which the Earth has been (almost) totally glaciated, are known…
Rocky Planetesimal Formation Aided by Organics
Kazuaki A. Homma, Satoshi Okuzumi, Taishi Nakamoto, and Yuta Ueda The Astrophysical Journal, Volume 877, Number 2 LINK “The poor stickiness of silicate dust grains is a major obstacle to the formation of rocky planetesimals….
Dust Condensation in Evolving Discs and the Composition of Meteorites, Planetesimals, and PlanetsOPEN ACCESS
Min Li, Shichun Huang, Michail I. Petaev, Zhaohuan Zhu, Jason H. Steffen Submitted to MNRAS PDF (OPEN ACCESS) “Partial condensation of dust from the Solar nebula is thought to be responsible for the diverse chemical…
Earth’s volatile element depletion pattern inherited from a carbonaceous chondrite-like source
Ninja Braukmüller, Frank Wombacher, Claudia Funk & Carsten Münker Nature Geoscience, 1–5 LINK Supplementary information (PDF) “Earth’s volatile element abundances (for example, sulfur, zinc, indium and lead) provide constraints on fundamental processes, such as planetary…
Migration of D-type asteroids from the outer Solar System inferred from carbonate in meteoritesOPEN ACCESS
Wataru Fujiya, Peter Hoppe, Takayuki Ushikubo, Kohei Fukuda, Paula Lindgren, Martin R. Lee, Mizuho Koike, Kotaro Shirai, Yuji Sano Submitted to Nature Astronomy Version May 31, 2019 PDF (OPEN ACCESS) “Recent dynamical models of Solar…
Significance of High Field Strength and Rare Earth Element Distributions in Deciphering the Evolution of the Inner Solar System
Kent C. Condie, Charles K. Shearer Geochimica et Cosmochimica Acta Available online 28 May 2019 LINK “Major processes affecting high field strength (HFSE) and rare earth (REE) element ratios in planetary basalts are degree of…
Mars in the aftermath of a colossal impactOPEN ACCESS
Jason Man Yin Woo, Hidenori Genda, Ramon Brasser, Stephen J. Mojzsis Icarus Volume 333, 15 November 2019, Pages 87-95 updated: 24 June 2019 PDF (OPEN ACCESS) LINK “Highlights • About half of the impactor’s core…
Syneruptive incorporation of martian surface sulphur in the nakhlite lava flows revealed by S and Os isotopes and highly siderophile elements: implication for mantle sources in MarsOPEN ACCESS
N. Mari, A.J.V. Riches, L.J. Hallis, Y. Marrocchi, J. Villeneuve, P. Gleissner, H. Becker, M.R. Lee Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 24 May 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS)…
On the source of diogenites and olivine diogenites: Compositional diversity from variable fO2
Jennifer T. Mitchell, Andrew G. Tomkins Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 23 May 2019 LINK “The genesis of diogenites and olivine-bearing diogenites has been debated for decades, with current models…
Molybdenum isotopic evidence for the late accretion of outer Solar System material to Earth
Gerrit Budde, Christoph Burkhardt & Thorsten Kleine Nature Astronomy, 1–6 LINK “Earth grew through collisions with Moon-sized to Mars-sized planetary embryos from the inner Solar System, but it also accreted material from greater heliocentric distances…
The early geological history of the Moon inferred from ancient lunar meteorite Miller Range 13317OPEN ACCESS
N. M. Curran, K. H. Joy, J. F. Snape, J. F. Pernet‐Fisher, J. D. Gilmour, A. A. Nemchin, M. J. Whitehouse, R. Burgess Meteoritics & Planetary Science First Published: 14 May 2019 LINK (OPEN ACCESS)…
Determination of the water content and D/H ratio of the martian mantle by unraveling degassing and crystallization effects in nakhlites
A.H. Peslier, R. Hervig, S. Yang, M. Humayun, J.J. Barnes, A.J. Irving Geochimica et Cosmochimica ActaIn Press, Accepted Manuscript, Available online 2 May 2019 LINK “Knowing the distribution and origin of water in terrestrial planets…
New clues to ancient water on Itokawa
Ziliang Jin, Maitrayee Bose Science Advances 01 May 2019: Vol. 5, no. 5, eaav8106 DOI: 10.1126/sciadv.aav8106 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We performed the first measurements of hydrogen isotopic composition and water content in…
Multiwavelength observations of a bright impact flash during the 2019 January total lunar eclipse
José M Madiedo, José L Ortiz, Nicolás Morales, Pablo Santos-Sanz Monthly Notices of the Royal Astronomical Society, Volume 486, Issue 3, July 2019, Pages 3380–3387 Published: 27 April 2019 LINK “We discuss here a lunar…
Evidence of chemical heterogeneity within lunar anorthosite parental magmasOPEN ACCESS
John F. Pernet-Fisher, Etienne Deloule, Katherine H. Joy Geochimica et Cosmochimica Acta Available online 22 April 2019 LINK (OPEN ACCESS) “Lunar anorthosites are known for displaying a limited range of plagioclase An content (∼An 94…
The geomorphology, color, and thermal properties of Ryugu: Implications for parent-body processes
S. Sugita, R. Honda, T. Morota, S. Kameda, H. Sawada, E. Tatsumi, M. Yamada, C. Honda, Y. Yokota, T. Kouyama, N. Sakatani, K. Ogawa, H. Suzuki, T. Okada, N. Namiki, S. Tanaka, Y. Iijima, K….
The surface composition of asteroid 162173 Ryugu from Hayabusa2 near-infrared spectroscopy
K. Kitazato, R. E. Milliken, T. Iwata, M. Abe, M. Ohtake, S. Matsuura, T. Arai, Y. Nakauchi, T. Nakamura, M. Matsuoka, H. Senshu8 N. Hirata, T. Hiroi, C. Pilorget, R. Brunetto, F. Poulet, L. Riu,…
A cometary building block in a primitive asteroidal meteorite
Larry R. Nittler, Rhonda M. Stroud, Josep M. Trigo-Rodríguez, Bradley T. De Gregorio, Conel M. O’D. Alexander, Jemma Davidson, Carles E. Moyano-Cambero & Safoura Tanbakouei Nature Astronomy (2019) Published: 15 April 2019 LINK “Meteorites originating…
Inference of meteoroid characteristics using a genetic algorithmOPEN ACCESS
Ana Maria Tarano, Lorien Wheeler, Sigrid Close, Donovan Mathias Icarus LINK (OPEN ACCESS) PDF (OPEN ACCESS) • A new approach for automatically inferring meteoroid parameters is presented. • Objective function and tuning parameters for the…
IDP-like Asteroids Formed Later than 5 Myr After Ca–Al-rich Inclusions
Marc Neveu and Pierre Vernazza The Astrophysical Journal, Volume 875, Number 1 Published 2019 April 10 LINK “The parent bodies of ordinary chondrites, carbonaceous CM chondrites, and interplanetary dust particles (IDPs) represent most of the…
An extremely heavy chlorine reservoir in the Moon: Insights from the apatite in lunar meteoritesOPEN ACCESS
Ying Wang, Weibiao Hsu & Yunbin Guan Scientific Reports Volume 9, Article number: 5727 (2019) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Chlorine, an extremely hydrophilic volatile element, provides important information regarding the origin of intrinsic…
On the origin of 7Be isotopic records in a Calcium, Aluminium, -rich inclusionOPEN ACCESS
Ritesh Kumar Mishra, Kuljeet Kaur Marhas PDF “A prime question in the formation and early evolution of the Solar system studies is to discern the source(s) of short-lived now extinct nuclides and to determine the…
Probing the protosolar disk using dust filtering at gaps in the early Solar SystemOPEN ACCESS
Troels Haugbølle, Philipp Weber, Daniel P. Wielandt, Pablo Benítez-Llambay, Martin Bizzarro, Oliver Gressel, Martin E. Pessah accepted by Astrophysical Journal PDF (OPEN ACCESS) ” Jupiter and Saturn formed early, before the gas disk dispersed. The…
Meteoritic evidence of a late superflare as source of 7Be in the early Solar System
Ritesh Kumar Mishra & Kuljeet Kaur Marhas Nature Astronomy 1–8 (2019) LINK “Fossil meteoritic records of short-lived, now-extinct radionuclides provide crucial high-resolution temporal information about the events, processes and activity of the Sun during the…
Evidence for widespread hydrated minerals on asteroid (101955) Bennu
V. E. Hamilton, A. A. Simon, P. R. Christensen, D. C. Reuter, B. E. Clark, M. A. Barucci, N. E. Bowles, W. V. Boynton, J. R. Brucato, E. A. Cloutis, H. C. Connolly Jr, K….
Fates of hydrous materials during planetesimal collisionsOPEN ACCESS
Shigeru Wakita, Hidenori Genda PDF (OPEN ACCESS) Update (Icarus, 20 March 2019) LINK “Hydrous minerals are found on the surfaces of asteroids, but their origin is not clear. If their origin is endogenic, the hydrous…
Origin of the metamorphosed clasts in the CV3 carbonaceous chondrite breccias of Graves Nunataks 06101, Vigarano, Roberts Massif 04143, and Yamato‐86009
Kaori Jogo, Motoo Ito, Shigeru Wakita, Sachio Kobayashi, Jong Ik Lee Meteoritics & Planetary Science First Published: 12 March 2019 LINK “We observed metamorphosed clasts in the CV3 chondrite breccias Graves Nunataks 06101, Vigarano, Roberts…
On beryllium-10 production in gaseous protoplanetary disks and implications on the astrophysical setting of refractory inclusionsOPEN ACCESS
Emmanuel Jacquet Accepted to Astronomy & Astrophysics PDF (OPEN ACCESS) “Calcium-Aluminum-rich Inclusions (CAIs), the oldest known solids of the solar system, show evidence for the past presence of short-lived radionuclide beryllium-10, which was likely produced…
Testing accretion mechanisms of the H chondrite parent body utilizing nucleosynthetic anomalies
Søren Grube Pedersen, Martin Schiller, James N. Connelly, Martin Bizzarro Meteoritics & Planetary Science First Published: 7 March 2019 LINK “Planetary bodies a few hundred kilometers in radii are the precursors to larger planets but…
The potential science and engineering value of samples delivered to Earth by Mars sample returnOPEN ACCESS
International MSR Objectives and Samples Team (iMOST) D. W. Beaty M. M. Grady H. Y. McSween E. Sefton‐Nash B. L. Carrier F. Altieri Y. Amelin E. Ammannito M. Anand L. G. Benning J. L. Bishop…
Ancient geologic events on Mars revealed by zircons and apatites from the Martian regolith breccia NWA 7034
Sen Hu, Yangting Lin, Jianchao Zhang, Jialong Hao, Weifan Xing, Ting Zhang, Wei Yang, Hitesh Changela Meteoritics & Planetary Science First Published: 3 March 2019 LINK “Zircons and apatites in clasts and matrix from the…
Accretion of the asteroids: Implications for their thermal evolution
S. J. Weidenschilling Meteoritics & Planetary Science First Published: 3 March 2019 LINK “Thermal models of asteroids generally assume that they accreted either instantaneously or over an extended interval with a prescribed growth rate. It…
A novel organic-rich meteoritic clast from the outer solar systemOPEN ACCESS
Yoko Kebukawa, Motoo Ito, Michael E. Zolensky, Richard C. Greenwood, Zia Rahman, Hiroki Suga, Aiko Nakato, Queenie H. S. Chan, Marc Fries, Yasuo Takeichi, Yoshio Takahashi, Kazuhiko Mase & Kensei Kobayashi Scientific Reports 9, 1–8…
The future of Genesis scienceOPEN ACCESS
D. S. Burnett, A. J. G. Jurewicz, D. S. Woolum Meteoritics & Planetary Science First published: 25 February 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Solar abundances are important to planetary science since the prevalent…
Dissipation of the Solar System’s debris disk recorded in primitive meteorites
Jamie D. Gilmour & Michal J. Filtness Nature Astronomy, 1–6 Published: 25 February 2019 LINK “Many newly formed Sun-like stars show evidence of debris disks composed of dust generated through destructive collisions among residual planetesimals….
Accretion of water in carbonaceous chondrites: current evidence and implications for the delivery of water to early EarthOPEN ACCESS
Josep M. Trigo-Rodríguez, Albert Rimola, Safoura Tanbakouei, Victoria Cabedo, Martin Lee Presented in the International ESAC workshop “Ices in the Solar System” To be published in Space Science Reviews (SPAC-D-18-00036R3) PDF (OPEN ACCESS) Update (12…
Origin of the non-carbonaceous–carbonaceous meteorite dichotomyOPEN ACCESS
Josefine A. M. Nanne, Francis Nimmo, Jeffrey N.Cuzzi, Thorsten Kleine Earth and Planetary Science Letters Volume 511, 1 April 2019, Pages 44-54 LINK (OPEN ACCESS) “Highlights • New Ni isotopic data for iron meteorites confirm…
Location, orbit and energy of a meteoroid impacting the moon during the Lunar Eclipse of January 21, 2019OPEN ACCESS
Jorge I. Zuluaga [SEAP/IF/UdeA],Pablo A. Cuartas-Restrepo [SEAP/IF/UdeA],Jonathan Ospina [SCLUB/SAA],Fritz Pichardo [ASTRODOM],Sergio A. Lopez [SCLUB/SAA],Karls Pena [ASTRODOM],J. Mauricio Gaviria-Posada [Obs.LaLoma] Submitted to Icarus PDF (OPEN ACCESS) “During the total lunar eclipse of January 21, 2019 at…
Cosmogenic effects on chromium isotopes in iron meteorites
Jia Liu, Liping Qin, Jiuxing Xia, Richard W. Carlson, Ingo Leya, Nicolas Dauphas, Yong sheng He Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 29 January 2019 LINK “The 53Mn-53Cr short-lived radionuclide decay…
Molybdenum Isotopic Evidence for an Outer Solar System Origin of the Moon-Forming Impactor
G. Budde, C. Burkhardt, T. Kleine 50th Lunar and Planetary Science Conference (2019), Abstract #2349 PDF abstract
Origin of the Non-Carbonaceous-Carbonaceous Meteorite Dichotomy
T. Kleine, J. A. M. Nanne, F. Nimmo, J. Cuzzi 50th Lunar and Planetary Science Conference (2019), Abstract #3076 PDF abstract
Terrestrial-like zircon in a clast from an Apollo 14 breccia
J.J. Bellucci, A.A. Nemchin, M. Grange, K.L. Robinson, G. Collins, M.J. Whitehouse, J.F. Snape, M.D. Norman, D.A. Kring Earth and Planetary Science Letters Volume 510, 15 March 2019, Pages 173-185 LINK “Highlights • Unique felsite…
Grossite-Rich Refractory Inclusions in Carbonaceous Chondrites: Evidence for Early Generation of Different O-Isotope Reservoirs in the Protoplanetary Disk and O-Isotope Exchange During Fluid-Rock Interaction
A. N. Krot, K. Nagashima, S. B. Simon, C. Ma 50th Lunar and Planetary Science Conference (2019), Abstract #1230 PDF abstract
Oxygen and Hydrogen Isotopic Evidence for the Existence of Several C1 Parent Bodies in the Early Solar System
M. Patzek, A. Bischoff, P. Hoppe, A. Pack, R. Visser, T. John 50th Lunar and Planetary Science Conference (2019), Abstract #1779 PDF abstract
Delivery of carbon, nitrogen, and sulfur to the silicate Earth by a giant impactOPEN ACCESS
Damanveer S. Grewal, Rajdeep Dasgupta, Chenguang Sun, Kyusei Tsuno and Gelu Costin Science Advances 23 Jan 2019: Vol. 5, no. 1, eaau3669 DOI: 10.1126/sciadv.aau3669 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Earth’s status as the only…
Volatile element depletion of the Moon—The roles of precursors, post-impact disk dynamics, and core formationOPEN ACCESS
K. Righter Science Advances 23 Jan 2019: Vol. 5, no. 1, eaau7658 DOI: 10.1126/sciadv.aau7658 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The compositional and isotopic similarity of Earth’s primitive upper mantle (PUM) and the Moon supports…
Evidence for multiple 4.0–3.7 Ga impact events within the Apollo 16 collection
Takafumi Niihara, Sky P. Beard, Timothy D. Swindle, Lillian A. Schaffer, Hideaki Miyamoto, David A. Kring Meteoritics & Planetary Science First published: 22 January 2019 , doi.org/10.1111/maps.13237 LINK “In a histogram of lunar impact ages…
Near-equilibrium isotope fractionation during planetesimal evaporationOPEN ACCESS
E.D. Young, A. Shahar, F. Nimmo, H.E. Schlichting, E.A. Schauble, H. Tang, J. Labidi Icarus Available online 21 January 2019 LINK PDF (OPEN ACCESS) “Highlights • Silicon and Mg in differentiated rocky bodies exhibit heavy…
On the principle building blocks of Mars and Earth
Christian Liebske, Amir Khan IcarusAvailable online 20 January 2019 LINK “Highlights • Stochastic mixing of chondrites and achondrites to reconcile isotopic signatures for Mars and Earth indicate highly non-unique solution spaces • Complementary geophysical and…
Earth and Moon impact flux increased at the end of the Paleozoic
Sara Mazrouei, Rebecca R. Ghent, William F. Bottke, Alex H. Parker, Thomas M. Gernon Science 18 Jan 2019:Vol. 363, Issue 6424, pp. 253-257DOI: 10.1126/science.aar4058 LINK “The terrestrial impact crater record is commonly assumed to be…
Exploring the variability of argon loss in Apollo 17 impact melt rock 77135 using high‐spatial resolution 40Ar/39Ar geochronology
Cameron M. Mercer, Kip V. Hodges, Bradley L. Jolliff, Matthijs C. Van Soest, Jo‐Anne Wartho, John R. Weirich Meteoritics & Planetary Sciencedoi:10.1111/maps.13240 LINK “40Ar/39Ar incremental heating experiments on whole‐rock lunar samples commonly provide evidence of…
Shedding of dust rims in chondrule collisions in the protoplanetary disc
Philipp Umstätter, Nina Gunkelmann, Cornelis P Dullemond, Herbert M Urbassek Monthly Notices of the Royal Astronomical Society, Volume 483, Issue 4, 11 March 2019, Pages 4938–4948 LINK “Dust rims covering chondrules may strongly influence their…
Formation of CV chondrules by recycling of amoeboid olivine aggregate-like precursors
Yves Marrocchi, Romain Euverte, Johan Villeneuve, Valentina Batanova, Benoit Welsch, Ludovic Ferrière, Emmanuel Jacquet Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 3 January 2019 LINK “We have studied porphyritic olivine-rich chondrules of…
Condensation of SiC Stardust in CO Nova OutburstsOPEN ACCESS
Maitrayee Bose, Sumner Starrfield Accepted in the Astrophysical Journal PDF (OPEN ACCESS) Update (27 February 2019): LINK “This study on presolar grains compares high-precision isotopic compositions of individual SiC grains with low 12C/13C ratios, low…
Chemically defining the building blocks of the EarthOPEN ACCESS
Takashi Yoshizaki, William F. McDonough, Richard D. Ash, Tetsuya Yokoyama, Marc D. Lipella PDF (OPEN ACCESS) “Chondrites are undifferentiated sediments of material left over from the earliest solar system and are widely considered as representatives…
Magma ascent in planetesimals: Control by grain size
Tim Lichtenberg, Tobias Keller, Richard F.Katz, Gregor J. Golabek, Taras V. Gerya Earth and Planetary Science Letters Volume 507, 1 February 2019, Pages 154-165 LINK “Highlights • Planetesimal melt transport regimes from coupled models of…
The alteration history of the Jbilet Winselwan CM carbonaceous chondrite: An analog for C‐type asteroid sample returnOPEN ACCESS
A. J. King, S. S. Russell, P. F. Schofield, E. R. Humphreys‐Williams, S. Strekopytov, F. A. J. Abernethy, A. B. Verchovsky, M. M. Grady Meteorit Planet Sci. doi:10.1111/maps.13224 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Jbilet…
Measuring the Fidelity of Asteroid Regolith and Cobble Simulants
Philip T.Metzger, Daniel T.Britt, StephenCovey, CodySchultz, Kevin M.Cannon, Kevin D.Grossman, James G.Mantovani, Robert P.Mueller Icarus LINK “Highlights • Extraterrestrial simulants are often used inappropriately • NASA developed a “Figure of Merit” system to help end…
An aqueously altered carbon-rich Ceres
S. Marchi, A. Raponi, T. H. Prettyman, M. C. De Sanctis, J. Castillo-Rogez, C. A. Raymond, E. Ammannito, T. Bowling, M. Ciarniello, H. Kaplan, E. Palomba, C. T. Russell, V. Vinogradoff & N. Yamashita Nature…
Microimaging spectroscopy and scanning electron microscopy of Northwest Africa 8657 shergottite: Interpretation of future in situ Martian data
P. Manzari, S. De Angelis, M. C. De Sanctis, G. Agrosì, G. Tempesta Meteorit Planet Sci. . doi:10.1111/maps.13221 LINK “Microimaging spectroscopy is going to be the new frontier for validating reflectance remote sensed data from…
Nebular history of an ultrarefractory phase bearing CAI from a reduced type CV chondriteOPEN ACCESS
Takashi Yoshizaki, Daisuke Nakashima, Tomoki Nakamura, Changkun Park, Naoya Sakamoto, Hatsumi Ishida, Shoichi Itoh PDF (OPEN ACCESS) Update (1 Mar 2019): LINK “Ultrarefractory (UR) phases in calcium-aluminum-rich inclusions (CAIs) could have formed at higher temperature…
Waiting to make an impact: a probable excess of near-Earth asteroids in 2018 LA-like orbitsOPEN ACCESS
C. de la Fuente Marcos,R. de la Fuente Marcos Astronomy & Astrophysics November 30, 2018 PDF (OPEN ACCESS) “The discovery and tracking of 2018 LA marks only the third instance in history that the parent…
Spinel assemblages in lunar meteorites Graves Nunataks 06157 and Dhofar 1528: Implications for impact melting and equilibration in the Moon’s upper mantle
Axel Wittmann, Randy L. Korotev, Bradley L. Jolliff, Paul K. Carpenter Meteoritics & Planetary Science First Published: 28 November 2018 LINK “Magnesium‐rich spinel assemblages occur in the two lunar vitric breccia meteorites—Dhofar (Dho) 1528 and…
Condensate refractory inclusions from the CO3.00 chondrite Dominion Range 08006: Petrography, mineral chemistry, and isotopic compositions
S.B. Simon, A.N. Krot, K. Nagashima, L. Kööp, A.M. Davis Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 27 November 2018 LINK “We have found two refractory inclusions in the CO3.00 carbonaceous chondrite…
Shock conditions recorded in NWA 8159 martian augite basalt with implications for the impact cratering history on Mars
Tom G. Sharp, Erin L. Walton, Jinping Hu, Carl Agee Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 24 November 2018 LINK “NWA 8159 is an augite-rich martian basalt, formed by cooling of…
Experimental hydrothermal alteration of basaltic glass with relevance to Mars
C. Sætre, H. Hellevang, L. Riu, H. Dypvik, C. Pilorget, F. Poulet, S. C. Werner Meteorit Planet Sci. . doi:10.1111/maps.13214 LINK “Phyllosilicates, carbonates, zeolites, and sulfates on Mars give clues about the planet’s past environmental…
Intense aqueous alteration on C-type asteroids: Perspectives from giant fine-grained micrometeorites [GCA-D-18-00805]
M.D.Suttle, L.Folco, M.J.Genge, S.S.Russell, J.Najorka, M. van Ginneken Geochimica et Cosmochimica Acta LINK “This study explores the petrology of five giant (>400μm) hydrated fine-grained micrometeorites from the Transantarctic Mountain (TAM) micrometeorite collection. For the first…
Triggering Collapse of the Presolar Dense Cloud Core and Injecting Short-Lived Radioisotopes with a Shock Wave. VI. Protostar and Protoplanetary Disk FormationOPEN ACCESS
Alan P. Boss accepted by ApJ Submitted: 12 November, 2018 PDF (OPEN ACCESS) “Cosmochemical evaluations of the initial meteoritical abundance of the short-lived radioisotope (SLRI) 26Al have remained fairly constant since 1976, while estimates for…
The Volatility Trend of Protosolar and Terrestrial Elemental AbundancesOPEN ACCESS
Haiyang S. Wang, Charles H. Lineweaver, Trevor R. Ireland PDF (OPEN ACCESS) White paper submitted for community feedback. Feedback is collected at this URL. Update (15 March 2019): replaced and accepted for publication in Icarus….
Nucleosynthetic vanadium isotope heterogeneity of the early solar system recorded in chondritic meteoritesOPEN ACCESS
Sune G. Nielsen, Maureen Auro, Kevin Righter, David Davis, Julie Prytulak, Fei Wu, Jeremy D. Owens Earth and Planetary Science Letters Volume 505, 1 January 2019, Pages 131-140 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights…
Making the Planetary Material Diversity During the Early Assembling of the Solar SystemOPEN ACCESS
Francesco Cristiano Pignatale, Sébastien Charnoz, Marc Chaussidon, Emmanuel Jacquet Accepted 24/10/2018, ApJL PDF (OPEN ACCESS) LINK “Chondritic meteorites, the building blocks of terrestrial planets, are made of an out-of-equilibrium assemblage of solids formed at high…
Time and Duration of Chondrule Formation: Constraints from 26Al-26Mg Ages of Individual Chondrules
J. Pape, K. Mezger, A.-S. Bouvier, L.P. Baumgartner Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 24 October 2018 LINK “Chondrules from unequilibrated ordinary and carbonaceous chondrites belong to the oldest and most…
GEMS, hydrated chondritic IDPs, CI‐matrix material: Sources of water in 81P/comet Wild 2
Frans J. M. Rietmeijer Meteoritics & Planetary Science First published: 14 October 2018 LINK “So far there is no conclusive evidence for water in the nucleus of 81P/comet Wild 2. Recently magnetite in collected Wild…
