Ground-based Characterization of Hayabusa2 Mission Target Asteroid 162173 Ryugu: Constraining Mineralogical Composition in Preparation for Spacecraft OperationsOPEN ACCESS
Lucille Le Corre, Juan A. Sanchez, Vishnu Reddy, Driss Takir, Edward A. Cloutis, Audrey Thirouin, Kris J. Becker, Jian-Yang Li, Seiji Sugita, Eri Tatsumi PDF (OPEN ACCESS) “Asteroids that are targets of spacecraft missions are…
Halogens in chondritic meteorites and terrestrial accretion
Patricia L. Clay, Ray Burgess, Henner Busemann, Lorraine Ruzié-Hamilton, Bastian Joachim, James M. D. Day & Christopher J. Ballentine Nature 551, 614–618 (30 November 2017) doi:10.1038/nature24625 LINK “Volatile element delivery and retention played a fundamental…
Carbon-rich dust in comet 67P/Churyumov-Gerasimenko measured by COSIMA/Rosetta
UPDATE (24 January 2018) Errata: Searching for calcium-aluminum-rich inclusions in cometary particles with Rosetta/COSIMA LINK Anaïs Bardy, Donia Baklouti, Hervé Cottin, Nicolas Fray, Christelle Briois, John Paquette, Oliver Stenzel, Cécile Engrand, Henning Fischer, Klaus Hornung,…
Petrogenesis of D’Orbigny-like angrite meteorites and the role of spinel in the angrite source
McKibbin, S. J. and O’Neill, H. St. C. Meteoritics & Planetary Science. doi: 10.1111/maps.13004 LINK “Angrite meteorites are samples of early planetesimal magmatic rocks, distinguished from more typical “basaltic eucrites” by compositions that are silica…
Closed system oxygen isotope redistribution in igneous CAIs upon spinel dissolution
Jérôme Aléon Earth and Planetary Science Letters Volume 482, 15 January 2018, Pages 324–333 LINK “Highlights • Pyroxene in most igneous CAIs becomes 16O-enriched during crystallization. • O isotopes in type A, type B and…
Chemical and mineralogical characterization of the Mineo (Sicily, Italy) pallasite: A unique sample
Zucchini, A., Petrelli, M., Frondini, F., Petrone, C. M., Sassi, P., Di Michele, A., Palmerini, S., Trippella, O. and Busso, M. Meteoritics & Planetary Science. doi: 10.1111/maps.13002 LINK “The Mineo pallasite is characterized here for…
Revised Models of Interstellar Nitrogen Isotopic Fractionation
E. S. Wirström S. B. Charnley Monthly Notices of the Royal Astronomical Society, stx3030, https://doi.org/10.1093/mnras/stx3030 Published: 23 November 2017 LINK “Nitrogen-bearing molecules in cold molecular clouds exhibit a range of isotopic fractionation ratios and these…
Laboratory spectroscopy of meteorite samples at UV-vis-NIR wavelengths: Analysis and discrimination by principal components analysisOPEN ACCESS
Antti Penttilä, Julia Martikainen, Maria Gritsevich, Karri Muinonen Journal of Quantitative Spectroscopy and Radiative Transfer, Volume 206, February 2018, Pages 189-197 LINK Update (16 February 2018): PDF (OPEN ACCESS) “Highlights • Meteorite samples are measured…
Aeolis Mons and Aeolis Palus meteorites on Mars registered in Meteoritical Bulletin Database
Aeolis Mons 001 -4.70156176, 137.3560462 Mars Find: 2016 Oct 30 Classification: Iron meteorite History: The MSL rover Curiosity observed a very small rock informally named Egg Rock (Henceforth Aeolis Mons 001), on sol 1505. The…
Australasian microtektites: Impactor identification using Cr, Co and Ni ratios
L. Folco, B.P. Glass, M. D’Orazio, P. Rochette Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 20 November 2017 LINK “Impactor identification is one of the challenges of large-scale impact cratering studies due…
Long-term evolution of the heliospheric magnetic field intensity inferred from cosmogenic 44Ti activity in meteorites
S. Mancuso, C. Taricco, P. Colombetti, S. Rubinetti, N. Sinha, N. Bhandari A&A, Forthcoming article Received: 04 January 2017 / Accepted: 17 November 2017 DOI: https://doi.org/10.1051/0004-6361/201730392 LINK
Trapped extraterrestrial argon in meteorites
E. V. Korochantseva, A. I. Buikin, M. Trieloff Geochemistry International November 2017, Volume 55, Issue 11, pp 971–976 LINK “The article considers different points of view on the genesis of extraterrestrial trapped argon with a…
Origin of isotopically light nitrogen in meteorites
A. B. Verchovsky Geochemistry International November 2017, Volume 55, Issue 11, pp 957–970 Original Russian Text © A.B. Verchovsky, 2017, published in Geokhimiya, 2017, No. 11, pp. 969–983 LINK “Bulk meteorite samples of various chemical…
Petrogenesis of basaltic shergottite Northwest Africa 8657: Implications for fO2 correlations and element redistribution during shock melting in shergottites
Howarth, G. H., Udry, A. and Day, J. M. D. Meteoritics & Planetary Science. doi: 10.1111/maps.12999 LINK “Northwest Africa (NWA) 8657 is an incompatible trace element-enriched, low-Al basaltic shergottite, similar in texture and chemistry to…
Branching Ratios in Vacuum Ultraviolet Photodissociation of CO and N2: Implications for Oxygen and Nitrogen Isotopic Compositions of the Solar Nebula
Xiaoyu Shi, Qing-Zhu Yin, Hong Gao, Yih-Chung Chang, William M. Jackson, Roger C. Wiens, and Cheuk-Yiu Ng The Astrophysical Journal, Volume 850, Number 1 Published 2017 November 15 LINK “NASA’s Genesis mission reveals that the…
Non-destructive elemental analysis of a carbonaceous chondrite with direct current Muon beam at MuSICOPEN ACCESS
K. Terada, A. Sato, K. Ninomiya, Y. Kawashima, K. Shimomura, G. Yoshida, Y. Kawai, T. Osawa & S. Tachibana Scientific Reports 7, Article number: 15478 (2017) doi:10.1038/s41598-017-15719-5 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Electron- or…
The Mukundpura meteorite, a new fall of CM chondrite
Dwijesh Ray, Anil D. Shukla Planetary and Space Science In Press, Accepted Manuscript, Available online 10 November 2017 LINK “Highlights • Mukundpura is a new CM chondrite fall. • Petrological classification suggests Mukundpura is CM2…
Origin and abundance of water in carbonaceous asteroids
Yves Marrocchi, David V. Bekaert, Laurette Piani Earth and Planetary Science Letters, Volume 482, 15 January 2018, Pages 23-32 LINK Highlights • Bulk, matrix and fayalite grains of CV chondrites define a continuous trend. •…
Space Weathering Trends on Carbonaceous Asteroids: A possible explanation for Bennu’s blue slope?
C. Lantz, R.P. Binzel, F.E. DeMeo Icarus In Press, Available online 8 November 2017 LINK “Highlights • Analysis of Near-Earth Asteroid spectra compared to irradiated carbonaceous chondrites. • Link between Principal Composant Analysis scores and…
Late accretion to the Moon recorded in zircon (U-Th)/He thermochronometryOPEN ACCESS
Nigel M. Kelly, Rebecca M. Flowers, James R. Metcalf, Stephen J. Mojzsis PDF (OPEN ACCESS) Update (20 Nov 2017): LINK “We conducted zircon (U-Th)/He (ZHe) analysis of lunar impact-melt breccia 14311 with the aim of…
Impact splash chondrule formation during planetesimal recyclingOPEN ACCESS
Tim Lichtenberg, Gregor J. Golabek, Cornelis P. Dullemond, Maria Schönbächler, Taras V. Gerya, Michael R. Meyer accepted for publication in Icarus associated blog article (6 Nov 2017) PDF (OPEN ACCESS) “Chondrules are the dominant bulk…
Anatomy of impactites and shocked zircon grains from Dhala reveals Paleoproterozoic meteorite impact in the Archean basement rocks of Central India
Shan-Shan Li, S. Keerthy, M. Santosh, S.P. Singh, C.D. Deering, M. Satyanarayanan, M.N. Praveen, V. Aneeshkumar, G.K. Indu, Y. Anilkumar, K.S. Sajinkumar Gondwana Research Volume 54, February 2018, Pages 81–101 LINK “Highlights • Geochemistry of…
Analysing Meteoroid Flights Using Particle FiltersOPEN ACCESS
Eleanor K. Sansom, Mark G. Rutten, Phillip A. Bland The Astronomical Journal 153, no. 2 (2017): 87 PDF (OPEN ACCESS) “Fireball observations from camera networks provide position and time information along the trajectory of a…
The selenium isotopic variations in chondrites are mass-dependent; Implications for sulfide formation in the early solar system
J. Labidi, S. König, T. Kurzawa, A. Yierpan, R. Schoenberg Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 212–222 LINK “Highlights • Significant δ82/78Se variations are recorded in chondrites. • The Se…
Oxygen isotopic ratios of primordial water in carbonaceous chondrites
Wataru Fujiya Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 264–272 LINK “Highlights • The O isotopic ratio of the primordial water in CM chondrites is determined. • The water contents of…
Evidence for accretion of fine-grained rims in a turbulent nebula for CM Murchison
Romy D. Hanna, Richard A. Ketcham Earth and Planetary Science Letters Volume 481, 1 January 2018, Pages 201–211 LINK “Highlights • Fine-grained rims on CM chondrules were formed in a weakly turbulent nebula. • Chondrules…
On the history of the early meteoritic bombardment of the Moon: was there a terminal lunar cataclysm?
Greg Michael, Alexander Basilevsky, Gerhard Neukum Icarus In Press, Accepted Manuscript, Available online 4 November 2017 LINK “Highlights • Statistics of 269 K-Ar datings of lunar highland returned samples are reviewed. • These are compared…
Experiments on Condensation of Calcium Sulfide Grains To Demarcate Environments for the Formation of Enstatite Chondrites
Kaori Yokoyama, Yuki Kimura , and Chihiro Kaito ACS Earth Space Chem., Article ASAP DOI: 10.1021/acsearthspacechem.7b00076 LINK “To achieve a better understanding of material evolution in the early solar system, experiments have been performed to…
Features in constructing a certificate of strength of extraterrestrial material by the example of the Chelyabinsk meteorite
S. A. Voropaev,A. V. Kocherov, C. A. Lorenz, A. V. Korochantsev, N. V. Dushenko, D. M. Kuzina, I. I. Nugmanov, Y. Jianguo Doklady Physics October 2017, Volume 62, Issue 10, pp 486–489 First Online: 04…
The origin of alteration “orangettes” in Dhofar 019: Implications for the age and aqueous history of the shergottites.OPEN ACCESS
Hallis, L. J., Kemppinen, L., Lee, M. R. and Taylor, L. A. Meteorit Planet Sci. doi:10.1111/maps.12987 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “The shergottites are the largest group of Martian meteorites, and the only group…
Dome C UltraCarbonaceous Antarctic MicroMeteorites Infrared and Raman fingerprintsOPEN ACCESS
E. Dartois, C. Engrand, J. Duprat, M. Godard, E. Charon, L. Delauche, C. Sandt, F. Borondics PDF (OPEN ACCESS) “UltraCarbonaceous Antarctic MicroMeteorites (UCAMMs) represent a small fraction of interplanetary dust particles reaching the Earth’s surface…
Complementary element relationships between chondrules and matrix in Rumuruti chondrites
Pia Friend, Dominik C. Hezel, Herbert Palme, Addi Bischoff, Marko Gellissen Earth and Planetary Science Letters, Volume 480, 5 December 2017, Pages 87-96 LINK “Highlights • Complementarity between chondrules and matrix for Fe/Mg, Al/Ti and…
Diagenetically altered fossil micrometeorites suggest cosmic dust is common in the geological recordOPEN ACCESS
Martin D.Suttle, Matthew J.Genge Earth and Planetary Science Letters Volume 476, 15 October 2017, Pages 132-142 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Highlights • A new collection of Cretaceous (87 Ma) fossil micrometeorites. • Characterisation…