Evidence for Very Early Planetesimal Formation and 26Al/27Al Heterogeneity in the Protoplanetary DiskOPEN ACCESS
J. N. Connelly, J. Bollard, E. Amsellem, M. Schiller, K. K. Larsen, and M. Bizzarro The Astrophysical Journal Letters, Volume 952, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We present a U-corrected Pb–Pb age of…
Optical spectropolarimetry of large C-complex asteroids: polarimetric evidence for heterogeneous surface compositionsOPEN ACCESS
Yuna G. Kwon, Stefano Bagnulo, Alberto Cellino Accepted for publication in Astronomy & Astrophysics PDF (OPEN ACCESS) “This study presents the first optical spectropolarimetric study of large C-complex asteroids. A total of 64 C-complex asteroids…
The First Instrumentally Documented Fall of an Iron Meteorite: Orbit and Possible OriginOPEN ACCESS
Ihor Kyrylenko, Oleksiy Golubov, Ivan Slyusarev, Jaakko Visuri, Maria Gritsevich, Yurij N. Krugly, Irina Belskaya, and Vasilij G. Shevchenko The Astrophysical Journal, Volume 953, Number 1Published: 28 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A…
An arrowhead made of meteoritic iron from the late Bronze Age settlement of Mörigen, Switzerland and its possible sourceOPEN ACCESS
Beda A. Hofmann, Sabine Bolliger Schreyer, Sayani Biswas, Lars Gerchow, Daniel Wiebe, Marc Schumann, Sebastian Lindemann, Diego Ramírez García, Pierre Lanari, Frank Gfeller, Carlos Vigo, Debarchan Das, Fabian Hotz, Katharina von Schoeler, Kazuhiko Ninomiya, Megumi…
A machine learning classification of meteorite spectra applied to understanding asteroids
M. Darby Dyar, Sydney M. Wallace, Thomas H. Burbine, Daniel R. Sheldon IcarusAvailable online 26 July 2023, 115718 LINK “Understanding the distribution of matter within our Solar System requires a robust methodology for evaluating the…
A new shergottite martian meteorite analog system (SAS) for alteration experiments
V. Fortier, V. Debaille, V. Dehant, B. Bultel Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 24 July 2023 LINK “Martian rocky material available on Earth has been so far composed of meteorites and…
Bidirectional reflectance distribution function measurements of the Winchcombe meteorite using the Visible Oxford Space Environment Goniometer
R. J. Curtis, H. C. Bates, T. J. Warren, K. A. Shirley, E. C. Brown, A. J. King, N. E. Bowles MAPSVersion of Record online: 21 July 2023 LINK “A laboratory study was performed using…
Petrographic constraints on the formation of silica-rich igneous rims around chondrules in CR chondritesOPEN ACCESS
Aimee Smith, Rhian H. Jones MAPSVersion of Record online: 19 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “In the CR (Renazzo-like) chondrite group, many chondrules have successive igneous rim (IR) layers, with an outer layer…
Bulk mineralogy, water abundance, and hydrogen isotope composition of unequilibrated ordinary chondritesOPEN ACCESS
Helen Grant, Romain Tartèse, Rhian Jones, Laurette Piani, Yves Marrocchi, Ashley King, Thomas Rigaudier MAPSFirst published: 19 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The origin and transport of water in the early Solar System…
In-situ phosphate U-Pb ages of the L chondritesOPEN ACCESS
Craig Robert Walton, Heejin Jeon, Ana Černok, Auriol S.P. Rae, Ioannis Baziotis, Fengzai Tang, Venkata S.C. Kuppili, Ludovic Ferrière, James Darling, Sen Hu, Martin J. Whitehouse, Mahesh Anand, Oliver Shorttle Geochimica et Cosmochimica Acta In…
Origin of Low-26Al/27Al Corundum/Hibonite Inclusions in MeteoritesOPEN ACCESS
Steven J. Desch, Emilie T. Dunham, Ashley K. Herbst, Cayman T. Unterborn, Thomas G. Sharp, Maitrayee Bose, Prajkta Mane, Curtis D. Williams Accepted to The Astrophysical Journal PDF (OPEN ACCESS) Update (11 August 2023): The…
Dhofar 1769—Clear indications for repeated mixing of impact melt lithologiesOPEN ACCESS
Addi Bischoff, Mike Komnik, Jakob Storz, Jasper Berndt MAPS,First published: 17 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The lunar regolith breccia Dhofar 1769, which was found in 2012 as a single 125 g piece in…
Results of statistical analysis of primary components concentrations in bulk chemical composition of ordinary chondrite groups
Tadeusz A. Przylibski, Magdalena Długosz-Lisiecka, Katarzyna Łuszczek, Konrad Blutstein MAPS,First published: 17 July 2023 LINK “We used two different methods of statistical analysis—cluster analysis and principal component analysis—to analyze the concentrations of principal chemical components…
Abundant presolar grains and primordial organics preserved in carbon-rich exogenous clasts in asteroid RyuguOPEN ACCESS
Ann. N. Nguyen, Prajkta Mane, Lindsay P. Keller, Laurette Piani, Yoshinari Abe, Jérôme Aléon, Conel M. O’D. Alexander, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo, Martin Bizzarro, Audrey Bouvier, Richard W. Carlson, Marc Chaussidon, Byeon-Gak Choi,Nicolas…
V-type Asteroids as the Origin of MesosideritesOPEN ACCESS
Guy Libourel, Pierre Beck, Akiko M. Nakamura, Pierre Vernazza, Clement Ganino and Patrick Michel The Planetary Science Journal, Volume 4, Number 7 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We present the results of a campaign of…
The bulk mineralogy, elemental composition, and water content of the Winchcombe CM chondrite fallOPEN ACCESS
H. C. Bates, A. J. King, K. S. Shirley, E. Bonsall, C. Schröder, F. Wombacher, T. Fockenberg, R. J. Curtis, N. E. Bowles MAPSFirst published: 11 July 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “On the…
Epitaxial fluorapatite vein in Northwest Africa 998 host apatite: Clues on the geochemistry of late hydrothermal fluids on Mars
Marina Martínez, Charles K. Shearer, Adrian J. Brearley MAPSFirst published: 11 July 2023 LINK “Secondary minerals in martian nakhlites provide a powerful tool for investigating the nature, composition, and duration of aqueous activity in the…
Carbonate record of temporal change in oxygen fugacity and gaseous species in asteroid Ryugu
Wataru Fujiya, Noriyuki Kawasaki, Kazuhide Nagashima, Naoya Sakamoto, Conel M. O’D. Alexander, Noriko T. Kita, Kouki Kitajima, Yoshinari Abe, Jérôme Aléon, Sachiko Amari, Yuri Amelin, Ken-ichi Bajo, Martin Bizzarro, Audrey Bouvier, Richard W. Carlson, Marc…
An in situ study of presolar grains and the fine-grained matrices of the Meteorite Hills 00526 and Queen Alexandra Range 97008 unequilibrated ordinary chondrites
Laura B. Seifert, Pierre Haenecour, Tarunika Ramprasad, Thomas J. Zega MAPSVersion of Record online: 09 July 2023 LINK “Here we report in situ structural and chemical analyses of four presolar grains and the matrices of…
Reconciling fast and slow cooling during planetary formation as recorded in the main group pallasitesOPEN ACCESS
M. Murphy Quinlan, A.M. Walker, C.J. Davies Earth and Planetary Science LettersVolume 618, 15 September 2023, 118284 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Highlights Fast and slow cooling recorded in pallasites can be explained by metal…
Distribution of s-, r-, and p-process nuclides in the early Solar System inferred from Sr isotope anomalies in meteoritesOPEN ACCESS
Jonas M. Schneider, Christoph Burkhardt, Thorsten Kleine Accepted for publication in The Astrophysical Journal Letters PDF (OPEN ACCESS) Update (25 July 2023):The Astrophysical Journal Letters, Volume 952, Number 1 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Nucleosynthetic…
Geochemistry of Trace Elements in Minerals of Porphyritic and Nonporphyritic Chondrules from Equilibrated Ordinary Chondrites
K. G. Sukhanova, S. G. Skublov, O. L. Galankina, E. V. Obolonskaya & E. L. Kotova Geochemistry International, Volume 61, pages 468–483Published: 06 July 2023 LINK “The paper presents the results of SIMS and EPMA…
Peculiarities of the Extraterrestrial Basalts of the Solar System with Reference to the Exoplanet Science: a Brief Review
S. I. Demidova & D. D. Badyukov Geochemistry International, Volume 61, pages 453–467Published: 06 July 2023 LINK “The formation of basalts is a global stage in the evolution of differentiated cosmic body (planet or asteroid)…
I/Pu reveals Earth mainly accreted from volatile-poor differentiated planetesimalsOPEN ACCESS
Weiyi Liu, Yigang Zhang, François. L. H. Tissot, Guillaume Avice, Zhilin Ye, and Qing-Zhu Yin Science Advances5 Jul 2023Vol 9, Issue 27 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The observation that mid-ocean ridge basalts had ~3×…
Trace element redistributions during metamorphism of E-chondrites: implications for reduced bodies and the Earth
Jean-Alix Barrat, Addi Bischoff, Brigitte Zanda Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 5 July 2023 LINK “We report on new trace element analyses of enstatite chondrites (ECs) to clarify their behavior during…
Development of preparation methods of polished sections of returned samples from asteroid Ryugu by the Hayabusa2 spacecraft
Daisuke Nakashima, Yuri Fujioka, Kanchi Katayama, Tomoyo Morita, Mizuha Kikuiri, Kana Amano, Eiichi Kagawa, Tomoki Nakamura MAPSVersion of Record online: 03 July 2023 LINK “Preparation procedures of polished sections of the Ryugu samples returned by…
