The abundance of 26Al-rich planetary systems in the Galaxy

· by · in , , , , , ,

Matthieu Gounelle Astronomy & Astrophysics, Volume 582, October 2015 Published online: 30 September 2015 LINK “One of the most puzzling properties of the solar system is the high abundance at its birth of 26Al, a…

Probing the Physical Conditions of Supernova Ejecta with the Measured Sizes of Presolar Al2O3 Grains

· by · in

Takaya Nozawa, Shigeru Wakita, Yasuhiro Hasegawa, and Takashi Kozasa The Astrophysical Journal Letters Number 2, 2015 October 1 (L15-L39) 2015 ApJ811 L39 Published 2015 September 30 LINK “A few particles of presolar Al2O3 grains with…

Multiple Cosmic Sources for Meteorite Macromolecules?

· by · in , ,

Sephton MA, Watson JS, Meredith W, Love GD, Gilmour I, Snape CE. Astrobiology. 2015 Oct;15(10):779-86. doi: 10.1089/ast.2015.1331. Epub 2015 Sep 29. PDF (full text) “The major organic component in carbonaceous meteorites is an organic macromolecular…

s-Process Os isotope enrichment in ureilites by planetary processing

· by · in , , , , ,

S. Goderis, A.D. Brandon, B. Mayer, M. Humayun Earth and Planetary Science Letters Volume 431, 1 December 2015, Pages 110–118 doi:10.1016/j.epsl.2015.09.021 LINK “Ubiquitous nucleosynthetic isotope anomalies relative to the terrestrial isotopic composition in Mo, Ru,…

Evolution of Zakłodzie enstatite meteorite – insight from TEM analyses

· by · in ,

A. Krzesinska, R. Wirth, and M.A. Kusiak EPSC Abstracts Vol. 10, EPSC2015-651, 2015 European Planetary Science Congress 2015 PDF “The Zakłodzie meteorite is an achondritic-like rock with enstatite chondrite parentage [1,2,3]. Its texture indicative for…

What we know about Oslo meteorite from cosmogenic isotope analysis

· by · in , ,

Z. Tymiński, M. Stolarz, T. Kubalczak, P. Zaręba, M. Burski, M. Bilet, E. Miśta, K. Tymińska, E. Kołakowska, A. Burakowska, P. Żołądek, A. Olech, M. Wiśniewski, A. Listkowska, and P. Saganowski EPSC Abstracts Vol. 10,…

Ion irradiation of carbonaceous chondrites as a simulation of space weathering on C-complex asteroids

· by · in , , , , , ,

C. LANTZ, R. Brunetto, M.A. Barucci, C. Bachelet, D. Baklouti, J. Bourçois, E. Dartois, J. Duprat, P. Duret, C. Engrand, M. Godard, D. Ledu, O. Mivumbi, and S. Fornasier EPSC Abstracts Vol. 10, EPSC2015-138, 2015…

Compositional and textural data of a new ungrouped iron meteorite from Oglat Sidi Ali, Morocco

· by · in ,

V. Moggi Cecchi, S. Caporali, G. Pratesi, H. Nachit, C.D.K. Herd, and G. Chen EPSC Abstracts Vol. 10, EPSC2015-312-4, 2015 European Planetary Science Congress 2015 PDF withdrawn In the present paper compositional and textural data…

Understanding the organo-carbonate associations in carbonaceous chondrites with the use of micro-Raman analysis

· by · in , ,

Q. H. S. Chan and M. E. Zolensky EPSC Abstracts Vol. 10, EPSC2015-257, 2015 European Planetary Science Congress 2015 PDF “Carbonates can potentially provide sites for organic materials to accrue and develop into complex macromolecules….

Elemental Composition of Primitive Anhydrous IDPs

· by · in , ,

G. Flynn, S. Wirick, S. R. Sutton, and A. Lanzirotti EPSC Abstracts Vol. 10, EPSC2015-117, 2015 European Planetary Science Congress 2015 PDF “We measured elemental compositions of five large anhydrous cluster interplanetary dust particles (IDPs)…

Mineralogy, petrology, chronology, and exposure history of the Chelyabinsk meteorite and parent body.

· by · in ,

Righter, K., Abell, P., Agresti, D., Berger, E. L., Burton, A. S., Delaney, J. S., Fries, M. D., Gibson, E. K., Haba, M. K., Harrington, R., Herzog, G. F., Keller, L. P., Locke, D., Lindsay,…

Two independent and primitive envelopes of the bilobate nucleus of comet 67P

· by · in

Matteo Massironi, Emanuele Simioni, Francesco Marzari, Gabriele Cremonese, Lorenza Giacomini + et al. Nature (28 September 2015) | doi:10.1038/nature15511 LINK “The factors shaping cometary nuclei are still largely unknown, but could be the result of…

GEMS-like material in the matrix of the Paris meteorite and the early stages of alteration of CM chondrites

· by · in , , ,

H. Leroux, P. Cuvillier, B. Zanda, R.H. Hewins Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 28 September 2015 doi:10.1016/j.gca.2015.09.019 LINK “The Paris meteorite is a weakly altered CM chondrite that has been…

Compositional evolution during rocky protoplanet accretion

· by · in , , ,

Philip J. Carter, Zoë M. Leinhardt, Tim Elliott, Michael J. Walter, Sarah T. Stewart Accepted for publication in ApJ. PDF (full text) abstract Animations to accompany selected figures in the paper “The Earth appears non-chondritic…

Silicates on Iapetus from Cassini’s Composite Infrared Spectrometer

· by · in ,

Cindy L. Young, James J. Wray, Roger N. Clark, John R. Spencer, Donald E. Jennings, Kevin P. Hand, Michael J. Poston, and Robert W. Carlson The Astrophysical Journal Letters, Volume 811, Number 2 Published 2015…

The chlorine isotope fingerprint of the lunar magma ocean

· by · in , , ,

By Jeremy W. Boyce, Allan H. Treiman, Yunbin Guan, Chi Ma, John M. Eiler, Juliane Gross, James P. Greenwood, Edward M. Stolper Science Advances 25 Sep 2015: Vol. 1, no. 8, e1500380 DOI: 10.1126/sciadv.1500380 LINK…

Gould’s Belt, interstellar clouds, and the Eocene–Oligocene helium-3 enhancement

· by · in , ,

David Parry Rubincam Icarus Volume 264, 15 January 2016, Pages 132–136 doi:10.1016/j.icarus.2015.09.015 Available online 25 September 2015 LINK “Drag from hydrogen in the interstellar cloud which formed Gould’s Belt may have sent interplanetary dust particle…

Detection of argon in the coma of comet 67P/Churyumov-Gerasimenko

· by · in , ,

By Hans Balsiger, Kathrin Altwegg, Akiva Bar-Nun, Jean-Jacques Berthelier, Andre Bieler, Peter Bochsler, Christelle Briois, Ursina Calmonte, Michael Combi, Johan De Keyser, Peter Eberhardt, Björn Fiethe, Stephen A. Fuselier, Sébastien Gasc, Tamas I. Gombosi, Kenneth…

Comment on ”John’s stone: A possible fragment of the 1908 Tunguska meteorite” (Anfinogenov et al., 2014, Icarus 243, 139-147)

· by · in

Henning Haack, Richard C. Greenwood, Henner Busemann Icarus In Press, Accepted Manuscript, Available online 25 September 2015 LINK “… Consistent with the O study, the noble gases do not provide any evidence for an extraterrestrial…

The diurnal cycle of water ice on comet 67P/Churyumov–Gerasimenko

· by · in ,

M. C. De Sanctis, F. Capaccioni, M. Ciarniello, G. Filacchione, M. Formisano + et al. Nature 525, 500–503 (24 September 2015) | doi:10.1038/nature14869 LINK “Observations of cometary nuclei have revealed a very limited amount of…

Cosmochemical fractionation by collisional erosion during the Earth’s accretion

· by · in , , , ,

Asmaa Boujibar, Denis Andrault, Nathalie Bolfan-Casanova, Mohamed Ali Bouhifd & Julien Monteux Nature Communications 6, Article number: 8295 doi:10.1038/ncomms9295 Published 23 September 2015 LINK (open access) Supplementary information (PDF) “Early in the Solar System’s history,…

Signatures of Recent Asteroid Disruptions in the Formation and Evolution of Solar System Dust Bands

· by · in

A. J. Espy Kehoe, T. J. J. Kehoe, J. E. Colwell, and S. F. Dermott The Astrophysical Journal, Volume 811, Number 1 Published 2015 September 22 LINK Updated (Oct. 5, 2015): PDF (full text) abstract

The Physical Characterization of the Potentially Hazardous Asteroid 2004 BL86: A Fragment of a Differentiated Asteroid

· by · in , , , , ,

Vishnu Reddy, Bruce L. Gary, Juan A. Sanchez, Driss Takir, Cristina A. Thomas, Paul S. Hardersen, Yenal Ogmen, Paul Benni, Thomas G. Kaye, Joao Gregorio, Joe Garlitz, David Polishook, Lucille Le Corre, and Andreas Nathues…

Influence of redox conditions on the intensity of Mars crustal magnetic anomalies

· by · in ,

Brachfeld, S., Shah, D., First, E., Hammer, J. and Bowles, J. Meteoritics & Planetary Science. doi: 10.1111/maps.12505 Article first published online: 21 SEP 2015 LINK

Organic and inorganic correlations for Northwest Africa 852 by synchrotron-based Fourier transform infrared microspectroscopy

· by · in , ,

Yesiltas, M., Peale, R. E., Unger, M., Sedlmair, J. and Hirschmugl, C. J. Meteoritics & Planetary Science. doi: 10.1111/maps.12498 Article first published online: 21 SEP 2015 LINK “Relationships between organic molecules and inorganic minerals are…

Reply to comment by Peters et al. (2015) on “Cosmogenic 180W Variations in Meteorites and Re-assessment of a Possible 184Os-180W Decay System”

· by · in

David L. Cook, Thomas S. Kruijer, Ingo Leya, Thorsten Kleine Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 21 September 2015 LINK Refers to Comment on “Cosmogenic 180W Variations in Meteorites and Re-assessment…

The meteorite impact-induced tsunami hazard

· by · in

K. Wünnemann, R. Weiss Philosophical Transactions Published by the Royal Society 28 October 2015; volume 373, issue 2053 Review article, published 21 September 2015.DOI: 10.1098/rsta.2014.0381 LINK “When a cosmic object strikes the Earth, it most…

Search for New Superconductors: An Electro-Magnetic Phase Transition in an Iron Meteorite Inclusion at 117 K

· by · in ,

Stefan Guénon, Juan Gabriel Ramírez, Ali C. Basaran, Jamie Wampler, Mark Thiemens, Ivan K. Schuller (Submitted on 15 Sep 2015 (this version), latest version 16 Sep 2015 (v2)) PDF (full text) ” The discovery of…

Water delivery to the Moon by asteroidal and cometary impacts

· by · in , , ,

V.V. Svetsov, V.V. Shuvalov Planetary and Space Science In Press, Accepted Manuscript, Available online 16 September 2015 doi:10.1016/j.pss.2015.09.011 LINK “Recent spacecraft missions detected presence of hydroxyl or water over large areas on the lunar surface….

Widespread occurrence of (per)chlorate in the Solar System

· by · in , , , ,

W. Andrew Jackson, Alfonso F. Davila, Derek W.G. Sears, John D. Coates, Christopher P. McKay, Maeghan Brundrett, Nubia Estrada, J.K. Böhlke Earth and Planetary Science Letters Volume 430, 15 November 2015, Pages 470–476 LINK “Perchlorate…

Preservation and detectability of shock-induced magnetization

· by · in

Tikoo, S. M., J. Gattacceca, N. L. Swanson-Hysell, B. P. Weiss, C. Suavet, and C. Cournède J. Geophys. Res. Planets, 120, doi:10.1002/2015JE004840 First published: 15 September 2015 LINK

Impact-induced brittle deformation, porosity loss, and aqueous alteration in the Murchison CM chondrite

· by · in , ,

Romy D. Hanna, Richard A. Ketcham, Mike Zolensky, Whitney Behr Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 14 September 2015 LINK “X-ray computed tomographic scanning of a 44 g Murchison stone (USNM…

Bidirectional reflectance spectroscopy of carbonaceous chondrites: Implications for water quantification and primary composition

· by · in , , , , , ,

A. Garenne, P. Beck, G. Montes-Hernandez, O. Brissaud, B. Schmitt, E. Quirico, L. Bonal, C. Beck, K.T. Howard Icarus In Press, Accepted Manuscript Received 21 April 2015, Revised 2 September 2015, Accepted 2 September 2015,…

The smallest comet 81P/Wild 2 dust dances around the CI composition.

· by · in ,

Rietmeijer, F. J. M. Meteoritics & Planetary Science. doi: 10.1111/maps.12510 LINK “The bulbous Stardust track #80 (C2092,3,80,0,0) is a huge cavity. Allocations C2092,2,80,46,1 nearest the entry hole and C2092,2,80,47,6 about 0.8 mm beneath the entry…

Differentiation processes in FeO-rich asteroids revealed by the achondrite Lewis Cliff 88763.

· by · in , , ,

Day, J. M. D., Corder, C. A., Rumble, D., Assayag, N., Cartigny, P. and Taylor, L. A. (2015) Meteoritics & Planetary Science. doi: 10.1111/maps.12509 LINK “Olivine-dominated (70–80 modal %) achondrite meteorite Lewis Cliff (LEW) 88763…

Similarities and differences between the solar wind light noble gas compositions determined on Apollo 15 SWC foils and on NASA Genesis targets.

· by · in

Vogel, N., Bochsler, P., Bühler, F., Heber, V. S., Grimberg, A., Baur, H., Horstmann, M., Bischoff, A. and Wieler, R. Meteoritics & Planetary Science. doi: 10.1111/maps.12503 LINK

Screening and classification of ordinary chondrites by Raman spectroscopy.

· by · in ,

Pittarello, L., Baert, K., Debaille, V. and Claeys, P. (2015) Meteoritics & Planetary Science. doi: 10.1111/maps.12506 LINK “Classification of ordinary chondrite meteorites generally implies (1) determining the chemical group by the composition in endmembers of…

147,146Sm-143,142Nd, 176Lu-176Hf, and 87Rb-87Sr Systematics in the Angrites: Implications for Chronology and Processes on the Angrite Parent Body

· by · in , ,

Matthew E. Sanborn, Richard W. Carlson, Meenakshi Wadhwa Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 8 September 2015 doi:10.1016/j.gca.2015.08.026 LINK “Angrites are a group of basaltic achondrites with distinctive mineralogic and geochemical…

Indigenous aliphatic amines in the aqueously altered Orgueil meteorite.

· by · in , , ,

Aponte, J. C., Dworkin, J. P. and Elsila, J. E. (2015), Meteoritics & Planetary Science. doi: 10.1111/maps.12507 Article first published online: 8 SEP 2015 LINK “The CI1 Orgueil meteorite is a highly aqueously altered carbonaceous…

SARIÇİÇEK – Bolide and rare achondrite (Howardite) meteorite fall around village Sarıçiçek, Bingöl province, Turkey on September 2, ~ 20:06 UTC (updated 24 Feb 2016)

· by · in , , , , , ,

Last update: Feb. 24, 2016 / 06:40 CET The meteorites have been officially registered as SARIÇİÇEK in the Meteoritical Bulletin Database on February 22, 2016. LINK Writeup from MB 105 “Sariçiçek 38°54.10’N, 40°36.01’E Bingol, Turkey…

Space Weathering Trends Among Carbonaceous AsteroidsOPEN ACCESS 

· by · in , , ,

Heather M. Kaluna, Joseph R. Masiero, Karen J. Meech accepted for publication in Icarus PDF (full text) abstract “We present visible spectroscopic and albedo data of the 2.3 Gyr old Themis family and the 15…

Large daytime bolide above Si Sawat (ศรีสวัสดิ์) , Kanchanaburi, Thailand, September 7, ~ 8.41a.m. local time (updated: Aug 22)

· by · in , ,

Last update: Aug. 22, 2016 Meteorites are expected to have fallen in the Sai Yok ( ไทรโยค) or Si Sawat (ศรีสวัสดิ์) districts (Amphoe), Kanchanaburi province. Two possible fall areas could be around or between Khao…

Two new discovery of parautochthonous moldavites in southwestern Poland, Central Europe

· by · in

Brachaniec, T., Szopa, K. and Karwowski, Ł. (2015), Meteoritics & Planetary Science. doi: 10.1111/maps.12504 LINK

Rapid Temperature Changes and the Early Activity on Comet 67P/Churyumov–Gerasimenko

· by · in ,

V. Alí-Lagoa, M. Delbo’, and G. Libourel ApJ 810 L22. doi:10.1088/2041-8205/810/2/L22 The Astrophysical Journal Letters Volume 810 Number 2 Received 5 Juli 2015, accepted for publication 12 August 2015. Published 3 September 2015. LINK PDF…

Planetesimal differentiation revealed by the Hf–W systematics of ureilites

· by · in , , ,

Gerrit Budde, Thomas S. Kruijer, Mario Fischer-Gödde, Anthony J. Irving, Thorsten Kleine Earth and Planetary Science Letters Volume 430, 15 November 2015, Pages 316–325 LINK

A systematic for oxygen isotopic variation in meteoritic chondrules

· by · in , , , , , ,

Yves Marrocchi, Marc Chaussidon Earth and Planetary Science Letters Volume 430, 15 November 2015, Pages 308–315 Received 30 May 2015, Revised 22 August 2015, Accepted 24 August 2015, Available online 2 September 2015 doi:10.1016/j.epsl.2015.08.032 LINK

Ejecta velocity distribution of impact craters formed on quartz sand: Effect of projectile density on crater scaling law

· by · in

Sayaka Tsujido, Masahiko Arakawa, Ayako I. Suzuki, Minami Yasui Icarus In Press, Accepted Manuscript, Available online 2 September 2015 LINK

Spectral calibration for deriving surface mineralogy of Asteroid (25143) Itokawa from Hayabusa Near-Infrared Spectrometer (NIRS) Data

· by · in , , , , , ,

Megha Bhatt, Vishnu Reddy, Lucille Le Corre, Juan A. Sanchez, Tasha Dunn, Matthew R.M. Izawa, Jian-Yang Li, Kris J. Becker, Lynn Weller Icarus In Press, Accepted Manuscript, Available online 2 September 2015 LINK

A New Lunar High-Ti Basalt Type Defined from Clasts in Apollo 16 Breccia 60639

· by · in ,

A.L. Fagan, C.R. Neal Geochimica et Cosmochimica Acta In Press, Accepted Manuscript, Available online 31 August 2015 LINK

Precambrian reidite discovered in shocked zircon from the Stac Fada impactite, Scotland

· by · in

Geology, G37066.1, first published on August 21, 2015 doi: 10.1130/G37066.1 LINK Curtis University – media release (Sept. 1, 2015): Breakthrough mineral discovery points to ancient meteorite impacts Terrestrial impact events have had a profound influence…

Delivering a Projectile Component to the Vestan Regolith

· by · in , ,

R. Terik Daly, Peter H. Schultz Icarus In Press, Accepted Manuscript, Available online 1 September 2015 doi:10.1016/j.icarus.2015.08.034 LINK Dark material on Vesta may consist of carbonaceous chondrite-like material delivered by impact events. This study uses…

Globally unique double crater identified in Sweden / Världsunik dubbelkrater identifierad i Sverige

· by · in

LINK (English) LINK (press release, Erik Sturkell, Göteborgs universitet (gvc.gu.se) August 31, 2015) “Researchers at the University of Gothenburg have found traces of two enormous meteorite impacts in the Swedish county of Jämtland, a twin…

Observation of charged nanograins at comet 67P/Churyumov‐Gerasimenko

· by · in ,

J. L. Burch, T. I. Gombosi, G. Clark, P. Mokashi, R. Goldstein Geophysical Research Letters DOI: 10.1002/2015GL065177 LINK (open access)

Dielectric properties of Vesta’s surface as constrained by Dawn VIR observations

· by · in ,

Elizabeth M. Palmer, Essam Heggy, Maria T. Capria, Federico Tosi Icarus Available online 1 September 2015 doi:10.1016/j.icarus.2015.08.031 LINK (open access)

error: