Dynamic evolution of major element chemistry in protoplanetary disks and its implications for chondrite formationOPEN ACCESS
Yoshinori Miyazaki, Jun Korenaga PDF (OPEN ACCESS) “Chondrites are the likely building blocks of Earth, and identifying the group of chondrite that best represents Earth is a key to resolving the state of the early…
Concepts of the Small Body Sample Return Missions – the 1st 10 Million Year Evolution of the Solar System
Yangting Lin, Yonghe Zhang, Sen Hu, Yuchen Xu, Weijia Zhou, Shijie Li, Wei Yang, Yang Gao, Mingtao Li, Qingzhu Yin, Douglas Lin & Wing Ip Space Science Reviews, Volume 216, Article number: 45 (2020)Published: 20…
Hypervelocity cratering and disruption of the Northwest Africa 4502 carbonaceous chondrite meteorite: Implications for crater production, catastrophic disruption, momentum transfer and dust production on asteroids
George J. Flynn, Daniel D. Durda, Mason J. Molesky, Brian A. May, Spenser N. Congram, Colleen L. Loftus, Jacob R. Reagan, Melissa M. Strait, Robert J. Macke Planetary and Space ScienceIn Press, Journal Pre-proof, Available…
Accretion of a large LL parent planetesimal from a recently formed chondrule populationOPEN ACCESS
Graham H. Edwards and Terrence Blackburn Science Advances 15 Apr 2020:Vol. 6, no. 16, eaay8641DOI: 10.1126/sciadv.aay8641 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Chondritic meteorites, derived from asteroidal parent bodies and composed of millimeter-sized chondrules, record the…
Variations in initial 26Al/27Al ratios among fine-grained Ca-Al-rich inclusions from reduced CV chondrites
Noriyuki Kawasaki, Sohei Wada, Changkun Park, Naoya Sakamoto, Hisayoshi Yurimoto Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 8 April 2020 LINK “Fine-grained Ca-Al-rich inclusions (FGIs) in CV chondrites are suggested to be…
Evidence for Asteroid Scattering and Distal Solar System Solids From Meteorite PaleomagnetismOPEN ACCESS
James F. J. Bryson, Benjamin P. Weiss, Eduardo A. Lima, Jérôme Gattacceca, and William S. Cassata The Astrophysical Journal, Volume 892, Number 2 LINK PDF (OPEN ACCESS) Submitted: 22 October 2021 Asteroid-sized bodies are predicted…
Cascade Model for Planetesimal Formation by Turbulent Clustering
Thomas Hartlep and Jeffrey N. Cuzzi The Astrophysical Journal Volume 892, Number 2, 2020 April 1 LINK “We use a newly developed cascade model of turbulent concentration of particles in protoplanetary nebulae to calculate several…
Alkali magmatism on a carbonaceous chondrite planetesimal
Jérôme Aléon, Alice Aléon-Toppani, Bernard Platevoet, Jacques-Marie Bardintzeff, Kevin D. McKeegan, and François Brisset PNAS, first published March 30, 2020 LINK “Recent isotopic and paleomagnetic data point to a possible connection between carbonaceous chondrites and…
The effect of progressive space weathering on the organic and inorganic components of a carbonaceous chondrite
M.S. Thompson, R.V. Morris, S.J. Clemett, M.J. Loeffler, D. Trang, L.P. Keller, R. Christoffersen, D.G. Agresti Icarus In Press, Journal Pre-proof, Available online 27 March 2020 LINK “Highlights • Progressive space weathering of a carbonaceous…
A refractory inclusion with solar oxygen isotopes and the rarity of such objects in the meteorite record
Levke Kööp, Kazuhide Nagashima, Andrew M. Davis, Alexander N. Krot Meteoritics & Planetary Science First Published: 27 March 2020 LINK “NASA’s Genesis mission revealed that the Sun is enriched in 16O compared to the Earth…
Potassium Isotope Compositions of Carbonaceous and Ordinary Chondrites: Implications on the Origin of Volatile Depletion in the Early Solar SystemOPEN ACCESS
Hannah Bloom, Katharina Lodders, Heng Chen, Chen Zhao,Zhen Tian, Piers Koefoed, Mária K.Pető, Yun Jiang, Kun Wang (王昆) Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 23 March 2020 PDF (OPEN ACCESS) LINK…
Early silica crust formation in planetesimals by metastable silica-rich liquid immiscibility or cristobalite crystallisation: the possible origin of silica-rich chondrulesOPEN ACCESS
François Faure Scientific Reports 10, Article number: 4765 (2020) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The formation and differentiation processes of planetesimals—small bodies in the solar system—remain actively debated. Planetesimal differentiation is known to have…
Highly porous nature of a primitive asteroid revealed by thermal imaging
Tatsuaki Okada, Tetsuya Fukuhara, Satoshi Tanaka, Makoto Taguchi, Takehiko Arai, Hiroki Senshu, Naoya Sakatani, Yuri Shimaki, Hirohide Demura, Yoshiko Ogawa, Kentaro Suko, Tomohiko Sekiguchi, Toru Kouyama, Jun Takita, Tsuneo Matsunaga, Takeshi Imamura, Takehiko Wada, Sunao…
The orbital clusters among the near Earth asteroidsOPEN ACCESS
Tadeusz J. Jopek PDF (OPEN ACCESS) “Fifteen orbital clusters (associations) were identified among∼20000near-Earth asteroids(NEAs). All associations were found with a high statisticalreliability using a single link-age cluster analysis algorithm and three orbital similarity functions. The…
Subsolar Al/Si and Mg/Si ratios of non-carbonaceous chondrites reveal planetesimal formation during early condensation in the protoplanetary diskOPEN ACCESS
A. Morbidelli, G. Libourel, H. Palme, S.A. Jacobson, D.C. Rubie Accepted for publication in EPSL PDF (OPEN ACCESS) “The Al/Si and Mg/Si ratios in non-carbonaceous chondrites are lower than the solar (i.e., CI-chondritic) values, in…
Primordial formation of major silicates in a protoplanetary disc with homogeneous 26Al/27AlOPEN ACCESS
Timothy Gregory, Tu-Han Luu, Christopher D. Coath, Sara S. Russell and Tim Elliott Science Advances 11 Mar 2020: Vol. 6, no. 11, eaay9626 DOI: 10.1126/sciadv.aay9626 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Understanding the spatial variability…
Visible–near infrared spectral indices for mapping mineralogy and chemistry with OSIRIS‐REx
Hannah H. Kaplan, Victoria E. Hamilton, Ellen S. Howell, Scott F. Anderson, M. Antonella Barrucci, John Brucato, Thomas H. Burbine, Beth E. Clark, Ed A. Cloutis, Harold C. Connolly Jr., Elisabetta Dotto, Joshua P. Emery,…
Disk-resolved photometric modeling and properties of asteroid (101955) BennuOPEN ACCESS
D.R. Golish, D.N. DellaGiustina, J.-Y. Li, B.E. Clark, X.-D.Zoub, P.H.Smith, J.L.Rizos, P.H. Hasselmann, C.A.Bennett, S.Fornasier, R.-L.Ballouz, C. Drouet d’Aubigny, B.Rizk, M.G.Daly, O.S. Barnouin, L.Philpott, M.M.Al Asad, J.A.Seabrook, D.S.Laurett Icarus LINK (OPEN ACCESS) “Highlights • The…
Accretion of the Earth—Missing Components?OPEN ACCESS
K. Mezger, M. Schönbächler & A. Bouvier Space Science Reviews, Volume 216, Article number: 27 (2020) Published: 04 March 2020 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Primitive meteorites preserve the chemical and isotopic composition of…
The brecciated texture of polymict eucrites: Petrographic investigations of unequilibrated meteorites from the Antarctic Yamato collectionOPEN ACCESS
Christian Vollmer, Stella Rombeck, Julia Roszjar, Adam R. Sarafian, Stephan Klemme Meteoritics & Planetary Science LINK (OPEN ACCESS) PDF (OPEN ACCESS) “We report on the petrography and mineralogy of five Yamato polymict eucrites to better…
In situ analysis of platinum group elements in equilibrated ordinary chondrite kamacite and taenite
Cosette M. Gilmour, Christopher D. K. Herd Meteoritics & Planetary Science First Published: 29 February 2020 LINK “Platinum group element (PGE) concentrations have been determined in situ in ordinary chondrite kamacite and taenite grains via…
Iron whiskers on asteroid Itokawa indicate sulfide destruction by space weatheringOPEN ACCESS
Toru Matsumoto, Dennis Harries, Falko Langenhorst, Akira Miyake & Takaaki Noguchi Nature Communications, Volume 11, Article number: 1117 (2020) LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Extraterrestrial iron sulfide is a major mineral reservoir of the…
Observations, meteorites, and models: A pre‐flight assessment of the composition and formation of (16) Psyche
L.T. Elkins‐Tanton, E. Asphaug, J. F. Bell III, H. Bercovici, B. Bills, R. Binzel, W. F. Bottke, S. Dibb, D. J. Lawrence, S. Marchi, T. J. McCoy, R. Oran, R. S. Park, P. N. Peplowski,…
Unique angrite-like fragments in a CH3 chondrite reveal a new basaltic planetesimal
Ai-Cheng Zhang, Noriyuki Kawasaki, Minami Kuroda, Yang Li, Hua-Pei Wang, Xue-Ning Bai, Naoya Sakamoto, Qing-Zhu Yin, Hisayoshi Yurimoto Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 19 February 2020 LINK “Most meteorites are…
Velocity distribution of larger meteoroids and small asteroids impacting EarthOPEN ACCESS
Esther Drolshagen, Theresa Ott, Detlef Koschny, Gerhard Drolshagen, Anna Kristiane Schmidt, Björn Poppe Planetary and Space Science In Press, Journal Pre-proof, Available online 11 February 2020 LINK PDF (OPEN ACCESS) “Highlights • The velocity distribution…
Linking asteroids and meteorites to the primordial planetesimal populationOPEN ACCESS
Richard C. Greenwood, Thomas H. Burbine, Ian A. Franchi Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 11 February 2020 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Meteorites provide a unique insight into early…
The violent collisional history of aqueously evolved (2) Pallas
Michaël Marsset, Miroslav Brož, Pierre Vernazza, Alexis Drouard, Julie Castillo-Rogez, Josef Hanuš, Matti Viikinkoski, Nicolas Rambaux, Benoît Carry, Laurent Jorda, Pavel Ševeček, Mirel Birlan, Franck Marchis, Edyta Podlewska-Gaca, Erik Asphaug, Przemyslaw Bartczak, Jérôme Berthier, Fabrice…
Mid-infrared spectroscopic investigation of meteorites and perspectives for thermal infrared observations at the binary asteroid Didymos
A. Skulteti, A. Kereszturi, M. Szabo, Zs Kereszty, F. Cipriani Planetary and Space Science In Press, Journal Pre-proof, Available online 30 January 2020 LINK “Near future missions to Near Earth Asteroids could provide new information…
Si-Mg isotopes in enstatite chondrites and accretion of reduced planetary bodiesOPEN ACCESS
Jinia Sikdar & Vinai K. Rai Scientific Reports 10 , 1–12 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Among the primitive meteorite classes, Enstatite Chondrites (EC) are believed to share a common origin with the Earth…
Xenon Isotopes Identify Large-scale Nucleosynthetic Heterogeneities across the Solar SystemOPEN ACCESS
G. Avice, M. Moreira, and J. D. Gilmour The Astrophysical Journal, Volume 889, Number 1 LINK PDF (OPEN ACCESS) “Nucleosynthetic isotopic anomalies in meteorites and planetary objects contribute to our understanding of the formation of…
D/H Ratio in the Interiors of Rocky Protoplanets Accreting in the Solar Nebula
Hiroaki Saito and Kiyoshi Kuramoto Astrophysical Journal, Published 2020 January 23 LINK “The deuterium/hydrogen (D/H) ratio of primordial water partitioned into a planetary interior seems to be different on Earth and Mars. Water from volcanic…
The composition of Mars
Takashi Yoshizaki, William F. McDonough Geochimica et Cosmochimica Acta Available online 21 January 2020 LINK “Comparing compositional models of the terrestrial planets provides insights into physicochemical processes that produced planet-scale similarities and differences. The widely…
Data‐driven taxonomy matching of asteroid and meteorite
Yuki Saito, Peng K. Hong, Takafumi Niihara, Hideaki Miyamoto, Kenji Fukumizu Meteoritics & Planetary Science First Published: 19 January 2020 LINK “The matching of asteroids and meteorites is a significant step toward a better understanding…
A Fireball and Potentially Hazardous Binary Near-Earth Asteroid (164121) 2003 YT1
Toshihiro Kasuga,Mikiya Sato, Masayoshi Ueda, Yasunori Fujiwara, Chie Tsuchiya, and Jun-ichi Watanabe The Astronomical Journal, Volume 159, Number 2 LINK “We present a fireball detected in the night sky over Kyoto, Japan on UT 2017…
The partitioning of the inner and outer Solar System by a structured protoplanetary disk
R. Brasser & S. J. Mojzsis Nature Astronomy (2020) Published: 13 January 2020 LINK “Mass-independent isotopic anomalies define two cosmochemically distinct regions: the carbonaceous and non-carbonaceous meteorites, implying that the non-carbonaceous (terrestrial) and carbonaceous (Jovian)…
Geochemical constraints on core-mantle differentiation in Mercury and the aubrite parent body
E.S. Steenstra, W. van Westrenen Icarus In Press, Journal Pre-proof, Available online 11 January 2020 LINK “Highlights • Geochemical models constraining the interior compositions of Mercury and the AuPB • The cores of Mercury and…
Primordial organic matter in the xenolithic clast in the Zag H chondrite: Possible relation to D/P asteroids
Yoko Kebukawa, Michael E. Zolensky, Motoo Ito, Nanako O. Ogawa, Yoshinori Takano, Naohiko Ohkouchi, Aiko Nakato, Hiroki Suga, Yasuo Takeichi, Yoshio Takahashi, Kensei Kobayashi Geochimica et Cosmochimica Acta Available online 19 December 2019 LINK “Some…
The combined Zr and Hf isotope inventory of bulk rock and sequentially leached chondrite samples
Bo-Magnus Elfers, Sprung Peter, Messling Nils, Münker Carsten Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 17 December 2019 LINK “The stepwise acid digestion of primitive chondritic meteorites allows the identification of nucleosynthetic…
The great isotopic dichotomy of the early Solar System
Thomas S. Kruijer, Thorsten Kleine & Lars E. Borg Nature Astronomy , 1–9 (2019) LINK “The isotopic composition of meteorites and terrestrial planets holds important clues about the earliest history of the Solar System and…
Origin of Earth’s water: sources and constraintsOPEN ACCESS
Karen Meech, Sean N. Raymond Review; Chapter to appear in Planetary Astrobiology PDF (OPEN ACCESS) “We review the state of knowledge on the origin of Earth’s water. Empirical constraints come from chemical and isotopic measurements…
The origin of s-process isotope heterogeneity in the solar protoplanetary diskOPEN ACCESS
Mattias Ek, Alison C. Hunt, Maria Lugaro & Maria Schönbächler Nature Astronomy , 1–9 PDF (OPEN ACCESS) LINK “Rocky asteroids and planets display nucleosynthetic isotope variations that are attributed to the heterogeneous distribution of stardust…
Where Did They Come From, Where Did They Go. Grazing FireballsOPEN ACCESS
P.M. Shober, T. Jansen-Sturgeon, E.K. Sansom, H.A.R. Devillepoix, M.C. Towner, P.A. Bland, M. Cupák, R.M. Howie, B.A.D. Hartig Submitted to The Astrophysical Journal PDF (OPEN ACCESS) “For centuries extremely-long grazing fireball displays have fascinated observers…
Distribution and spectrophotometric classification of basaltic asteroidsOPEN ACCESS
Jad-Alexandru Mansour, Marcel Popescu, Julia de León, Javier Licandro MNRAS 000, 1–13 (2019) PDF (OPEN ACCESS) “We aim to determine the distribution of basaltic asteroids (classified as V-types) based on the spectrophotometric data reported in…
Discovery of fossil asteroidal ice in primitive meteorite Acfer 094OPEN ACCESS
Megumi Matsumoto, Akira Tsuchiyama, Aiko Nakato, Junya Matsuno, Akira Miyake, Akimasa Kataoka, Motoo Ito, Naotaka Tomioka, Yu Kodama, Kentaro Uesugi, Akihisa Takeuchi, Tsukasa Nakano and Epifanio Vaccaro Science Advances 20 Nov 2019: Vol. 5, no….
Linking mineralogy and spectroscopy of highly aqueously altered CM and CI carbonaceous chondrites in preparation for primitive asteroid sample returnOPEN ACCESS
H. C. Bates, A. J. King, K. L. Donaldson Hanna, N. E. Bowles, S. S. Russell Meteoritics & Planetary Science First Published: 19 November 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The highly hydrated, petrologic…
Origin of the Short-lived Radionuclide 10Be and Its Implications for the Astronomical Setting of CAI Formation in the Solar Protoplanetary Disk
Kohei Fukuda, Hajime Hiyagon, Wataru Fujiya, Naoto Takahata, Takanori Kagoshima, and Yuji Sano The Astrophysical Journal, Volume 886, Number 1 Published 2019 November 15 LINK “We report Li–Be–B and Al–Mg isotopic compositions of Ca-Al-rich inclusions…
Revolutionizing Our Understanding of the Solar System via Sample Return from Mercury
Kathleen E. Vander Kaaden, Francis M. McCubbin, Paul K. Byrne, Nancy L. Chabot, Carolyn M. Ernst, Catherine L. Johnson, Michelle S. Thompson Space Science Reviews November 2019, 215:49 LINK “Data from Mariner 10, MESSENGER, and…
Primordial water and dust of the Solar System: Insights from in-situ oxygen measurements of CI chondrites
Maxime Piralla, Yves Marrocchi, Maximilien J. Verdier-Paoletti, Lionel G. Vacher, Johan Villeneuve, Laurette Piani, David V. Bekaert, Matthieu Gounelle Geochimica et Cosmochimica Acta In Press, Journal Pre-proof, Available online 6 November 2019 LINK “As the…
Momentum transfer in hypervelocity cratering of meteorites and meteorite analogs: Implications for orbital evolution and kinetic impact deflection of asteroids
George J. Flynn, Daniel D. Durda, Mason J. Molesky, Brian A. May, Spenser N. Congram, Colleen L. Loftus, Jacob R. Reagan, Melissa M. Strait, Robert J. Macke International Journal of Impact Engineering Volume 136, February…
Rapid condensation of the first Solar System solidsOPEN ACCESS
Yves Marrocchi, Johan Villeneuve, Emmanuel Jacquet, Maxime Piralla, and Marc Chaussidon PNAS first published November 4, 2019 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Chondritic meteorites are composed of primitive components formed during the evolution of…
Search for the H Chondrite Parent Body among the Three Largest S-type Asteroids: (3) Juno, (7) Iris, and (25) Phocaea
John W. Noonan, Vishnu Reddy, Walter M. Harris, William F. Bottke, Juan A. Sanchez, Roberto Furfaro, Zarah Brown, Rachel Fernandes, Theodore Kareta, Cassandra Lejoly The Astronomical Journal, Volume 158, Number 5 LINK “Linking meteorites to…
A carbonaceous chondrite and cometary origin for icy moons of Jupiter and Saturn
Adrien Néri, François Guyot, Bruno Reynard, Christophe Sotin Earth and Planetary Science Letters In Press, Corrected Proof, Available online 30 October 2019 LINK “Highlights • Mineralogy and equation of state (EoS) are calculated for CI…
Space weathering by simulated micrometeorite bombardment on natural olivine and pyroxene: A coordinated IR and TEM study
Iris Weber, Aleksandra N. Stojic, Andreas Morlok, Maximilian P. Reitze, Kathrin Markus, Harald Hiesinger, Sergey G. Pavlov, Richard Wirth, Anja Schreiber, Martin Sohn, Heinz-Wilhelm Hübers, Jörn Helbert Earth and Planetary Science Letters In Press, Corrected…
Space weathering induced formation of hydrogen sulfide (H2S) and hydrogen disulfide (H2S2) in the Murchison meteorite
Cheng Zhu, Sándor Góbi, Matthew J. Abplanalp, Robert Frigge, Jeffrey J. Gillis‐Davis, Ralf I. Kaiser JGR Planets First published: 21 October 2019 LINK “Theoretical calculations and experimental simulations indicate that the surprisingly low sulfur abundance…
Molecular Cloud Origin for Oxygen Isotopic Heterogeneity Recorded by a Primordial Spinel-rich Refractory Inclusion
Justin I. Simon, D. Kent Ross, Ann N. Nguyen, Steven B. Simon, and Scott Messenger The Astrophysical Journal Letters, Volume 884, Number 2 LINK “A spinel-rich, layered calcium- aluminum-rich spherule from the MIL 090019 CO3…
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 MeteoritesOPEN ACCESS
Emmanuel Jacquet, Francesco C. Pignatale, Marc Chaussidon, and Sébastien Charnoz The Astrophysical Journal, Volume 884, Number 1 PDF (OPEN ACCESS) LINK “The isotopic heterogeneity of the solar system shown by meteorite analyses is more pronounced…
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…
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…
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…
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 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…
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,…
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…
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.%…
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…
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…
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…
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…
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…
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…
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…
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…
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…
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,…
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…
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…
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…
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…
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…
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
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…
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…
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…
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…
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…
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…
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…
Meteoritical Bulletin updates
- El Médano 611 (H3)
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- Oued Tilemsi 003 (Lunar (troct. anorth. melt breccia))
- Minfeng 005 (Diogenite-pm)
- Northwest Africa 18438 (Howardite)
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- Dhofar 2127 (CK5)
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- Northwest Africa 18295 (Ureilite)
- Northwest Africa 18292 (CR2)
- Northwest Africa 18290 (CM2)
- Northwest Africa 18289 (Mesosiderite)
