Computation of a possible Tunguska’s strewn fieldOPEN ACCESS
Albino Carbognani, Mario Di Martino, Giovanna Stirpe draft of a work in progress PDF (OPEN ACCESS) “On June 30, 1908 at about 0h 14.5m UTC what is known today as the Tunguska Event (TE) occurred,…
Temporally distributed parent body accretion in the C reservoir of the solar systemOPEN ACCESS
Wladimir Neumann, Ning Ma, Audrey Bouvier, Mario Trieloff PDF (OPEN ACCESS) “Accretion processes in protoplanetary disks produce a diversity of small bodies that played a crucial role in multiple reshuffling events throughout the solar system…
PAHs, hydrocarbons, and dimethylsulfides in Asteroid Ryugu samples A0106 and C0107 and the Orgueil (CI1) meteoriteOPEN ACCESS
José C. Aponte, Jason P. Dworkin, Daniel P. Glavin, Jamie E. Elsila, Eric T. Parker, Hannah L. McLain, Hiroshi Naraoka, Ryuji Okazaki, Yoshinori Takano, Shogo Tachibana, Guannan Dong, Sarah S. Zeichner, John M. Eiler, Hisayoshi…
Parent body histories recorded in Rumuruti chondrite sulfides: Implications for the onset of oxidized, sulfur-rich core formationOPEN ACCESS
Samuel D. Crossley, Richard D. Ash, Jessica M. Sunshine, Catherine M. Corrigan, Timothy J. McCoy MAPSVersion of Record online: 27 February 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Models of planetary core formation beginning with melting…
Application of drone-captured thermal imagery in aiding in the recovery of meteorites within a snow-covered strewn field
Patrick J. A. Hill, Libby D. Tunney, Christopher D. K. Herd MAPSVersion of Record online: 27 February 2023 LINK “The rapid recovery of meteorites mitigates the exposure of astromaterials to the terrestrial environment and subsequent…
Thermal history of the Erg Chech 002 parent body: Early accretion and early differentiation of a small asteroidOPEN ACCESS
Wladimir Neumann, Robert Luther, Mario Trieloff, Philip M. Reger, Audrey Bouvier Draft version: 27 February 2023 PDF (OPEN ACCESS) “The history of accretion and differentiation processes in the planetesimals is provided by various groups of…
Recovery and curation of the Winchcombe (CM2) meteoriteOPEN ACCESS
Sara S. Russell, Ashley J. King, Helena C. Bates, Natasha V. Almeida, Richard C. Greenwood, Luke Daly, Katherine H. Joy, Jim Rowe, Tobias Salge, Caroline L. Smith, P. Grindrod, S. Boazman, L. Bond, V. Bond,…
Extraterrestrial Amino Acids and Amines Identified in Asteroid Ryugu Samples Returned by the Hayabusa2 Mission
Eric T. Parker, Hannah L. McLain, Daniel P. Glavin, Jason P. Dworkin, Jamie E. Elsila, José C. Aponte, Hiroshi Naraoka, Yoshinori Takano, Shogo Tachibana, Hikaru Yabuta, Hisayoshi Yurimoto, Kanako Sakamoto, Toru Yada, Masahiro Nishimura, Aiko…
Impact origin of the ‘Domain du Meteor’-crater, France. Compelling mineralogical and geophysical evidence for an unrecognized destructive event in the heart of Europe
F.E. Brenker and A. Junge 54th Lunar and Planetary Science Conference 2023 PDF (abstract 1910) “Small impact craters (< 300m) are quite rare, and proof of an impact origin is difficult to obtain1-5, especially if…
Mineralogical alteration of a type A CAI from Allende CV3 chondrite: Formation of secondary dmisteinbergite and its phase transition to anorthiteOPEN ACCESS
Yuma Enokido, Tomoki Nakamura, Megumi Matsumoto, Akira Miyake, Takazo Shibuya, Changkun Park, Mike Zolensky MAPSVersion of Record online: 24 February 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Dmisteinbergite, a hexagonal form of CaAl2Si2O8, was found in…
Soluble organic molecules in samples of the carbonaceous asteroid (162173) Ryugu
Hiroshi Naraoka, Yoshinori Takano, Jason P. Dworkin, Yasuhiro Oba, Kenji Hamase, Aogu Furusho, Nanako O. Ogawa, Minako Hashiguchi, Kazuhiko Fukushima, […], and Yuichi Tsuda Science24 Feb 2023Vol 379, Issue 6634 LINK “Structured Abstract INTRODUCTIONSurface material…
Macromolecular organic matter in samples of the asteroid (162173) Ryugu
Hikaru Yabuta, George D. Cody, Cécile Engrand, Yoko Kebukawa, Bradley De Gregorio, Lydie Bonal, Laurent Remusat, Rhonda Stroud, Eric Quirico, […] and Yuichi Tsuda Science24 Feb 2023Vol 379, Issue 6634 LINK “Structured Abstract INTRODUCTIONOrganic compounds…
An in situ investigation of the preservation and alteration of presolar silicates in the Miller Range 07687 chondrite
Laura B. Seifert, Pierre Haenecour, Tarunika Ramprasad, Adrian J. Brearley, Thomas J. Zega MAPSVersion of Record online: 23 February 2023 LINK “Dust grains that formed around ancient stars and in stellar explosions seeded the early…
40Ar/39Ar ages of L4, H5, EL6, and feldspathic ureilitic clasts from the Almahata Sitta polymict ureilite (asteroid 2008 TC3)OPEN ACCESS
Brent D. Turrin, Fara Lindsay, Jeremy S. Delaney, Jisun Park, Gregory F. Herzog, Carl Swisher Jr, Cyrena A. Goodrich MAPSVersion of Record online: 22 February 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Almahata Sitta (AhS)…
Semi-automatic meteoroid fragmentation modeling using genetic algorithmsOPEN ACCESS
Tomáš Henych, Jiří Borovička, Pavel Spurný Accepted for publication in A&A, Received 20 September, 2022; accepted 19 January 2023 PDF (OPEN ACCESS) “Meteoroids are pieces of asteroids and comets. They serve as unique probes to…
Regolith migration on asteroid 101955 Bennu inferred from boulder alignment
J.R. Marshall, C. Beddingfield, L.K. Fenton, K. Walsh, D.S. Lauretta Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 21 February 2023 LINK “The alignment of elongated-boulder long axes was measured for the surface regolith…
Late accretion of Ceres-like asteroids and their implantation into the outer main belt
Driss Takir, Wladimir Neumann, Sean N. Raymond, Joshua P. Emery & Mario Trieloff Nature AstronomyPublished: 20 February 2023 LINK “Low-albedo asteroids preserve a record of the primordial Solar System planetesimals and the conditions in which…
Multi-zone fusion crust formation and classification of the 2004 Auckland meteorite (L6, S5, and W0)OPEN ACCESS
James M. Scott, Marianne Negrini, Kevin Faure, Marshall C. Palmer, Derek R. Knaack, Matthew I. Leybourne MAPSVersion of Record online: 19 February 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “On June 12, 2004, a meteorite passed…
EL SAUZ (prov.) meteorite fall, near El Sauz, Starr County, Texas at 5.22 pm CST (23:22 UT) on 15 February 2023
Last update: 04 March 2023 The first of five finds (~ 9 pounds), a meteorite (an ordinary chondrite) with an estimated weight of 500 to 600 grams, was announced on 18 February 2023 by Dr….
Matera (prov.) meteorite fall (>70 g, OC) at ~17:58:29 UT on 14 February 2023 in Matera, Basilikata, Italy
Last update: 4 March 2023 The meteorite (> 70 g, probably an ordinary chondrite, in 12 larger and dozens of smaller fragments (milligrams to 2-3 grams)) was found on the balcony of the upper floor…
Insoluble macromolecular organic matter in the Winchcombe meteoriteOPEN ACCESS
Mark A. Sephton, Queenie H. S. Chan, Jonathan S. Watson, Mark J. Burchell, Vassilia Spathis, Monica M. Grady, Alexander B. Verchovsky, Feargus A. J. Abernethy, Ian A. Franchi MAPSVersion of Record online: 17 February 2023…
Petrogenesis of HED clan meteorites: Constraints from crystal size distribution
Biraja P Das, Amit Basu Sarbadhikari, Yash Srivastava, N G Rudraswami & Dipak Kumar Panda Journal of Earth System Science, Volume 132, Article number: 33Published: 15 February 2023 LINK “Two diogenites (Johnstown and ALHA 77256)…
Chondrule-like objects and Ca-Al-rich inclusions in Ryugu may potentially be the oldest Solar System materialsOPEN ACCESS
Daisuke Nakashima, Tomoki Nakamura, Mingming Zhang, Noriko T. Kita, Takashi Mikouchi, Hideto Yoshida, Yuma Enokido, Tomoyo Morita, Mizuha Kikuiri, Kana Amano, Eiichi Kagawa, Toru Yada, Masahiro Nishimura, Aiko Nakato, Akiko Miyazaki, Kasumi Yogata, Masanao Abe,…
Petrology and mineralogy of mesosiderite Northwest Africa 12949: Implications for geological history on its parent body
Zilong Wang, Wei Tian MAPSVersion of Record online: 15 February 2023 LINK “Mesosiderites are breccias composed of roughly equal parts of metal phases and silicate clasts. However, the parent body and formation process of mesosiderites…
Meteorites (>384.2 (>915) g) of asteroid 2023 CX1 (Sar2667) found! Meteorite fall at ~2:59:21 UT on 13 February 2023 near Angiens and Saint-Pierre-le-Viger, Seine Maritime, France
Last update: 7 March 2023 By 22 February 2023 12 meteorites (206.2 g total, ordinary chondrites, LL?) were found by the first Vigie-Ciel search team during their first search campaign (15-19 February). Private search teams…
On the significance of oxygen-isotope variations in chondrules from carbonaceous chondrites
Guy Libourel, Kazuhide Nagashima, Marc Portail, Alexander N. Krot Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 10 February 2023 LINK “Oxygen-isotope studies of carbonaceous chondrite chondrules are of pivotal importance for understanding of…
Nonequilibrium Spherulitic Magnetite In The Ryugu Samples
Elena Dobrică, Hope A. Ishii, John P. Bradley, Kenta Ohtaki, Adrian J. Brearley, Takaaki Noguchi, Toru Matsumoto, Akira Miyake, Yohei Igami, Mitsutaka Haruta, Hikaru Saito, Satoshi Hata, Yusuke Seto, Masaaki Miyahara, Naotaka Tomioka, Hugues Leroux,…
Winchcombe: An example of rapid terrestrial alteration of a CM chondriteOPEN ACCESS
Laura E. Jenkins, Martin R. Lee, Luke Daly, Ashley J. King, Cameron J. Floyd, Pierre-Etienne Martin, Natasha V. Almeida, Matthew J. Genge MAPSVersion of Record online: 09 February 2023 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Winchcombe is a CM chondrite that fell in…
Simulating impact-induced shaking as a triggering mechanism for mass movements on Bennu
Y. Tang, D.S. Lauretta, R.-L. Ballouz, D.N. DellaGiustina, C.A. Bennett, K.J. Walsh, D.R. Golish IcarusAvailable online 6 February 2023 LINK “Observations of near-Earth asteroid Bennu have revealed a dynamic surface composed of unconsolidated material. The…
Spectral reflectance properties of nontronite exposed to Mars-like surface conditions and low-temperature heating (<300 °C)
Nathalie Turenne, Sahejpal Sidhu, Daniel M. Applin, Edward A. Cloutis, Z.U. Wolf, Stanley A. Mertzman, Elisabeth M. Hausrath, Teresa Fornaro, Adrian Brown IcarusAvailable online 7 February 2023 LINK “Spectral reflectance properties of nontronite [a phyllosilicate…
Characterization of a 2700 KM long bolide airburst chain, Phoebe Regio, Venus.
E.G. Antropova, C.H.G. Braga, R.E. Ernst, H. El Bilali, J.W. Head, B.A. Ivanov Planetary and Space ScienceAvailable online 7 February 2023 LINK “Detailed geological mapping of Phoebe Regio on Venus, located near 10°S, 282°W, at…
Extreme isotopic heterogeneity in impact melt rocks: Implications for Martian meteorites
Steven J. Jaret, E. Troy Rasbury, Peter Reiners, John G. Spray, Lucy M. Thompson, Sidney R. Hemming, Michelle S. Thompson Geology (7 February 2023) LINKPDF (Supplementary Methods) “Lead isotope ratios have been determined in multiple…
Multiple generation magmatic and hydrothermal processes in a Martian subvolcanic environment based on the analysis of Yamato-000593 nakhlite meteorite
Ildiko Gyollai, Elias Chatzitheodoridis, Ákos Kereszturi, Máté Szabó MAPSVersion of Record online: 05 February 2023 LINK “We studied the occurrence of secondary minerals and inferred their formation in the Yamato-000593 Martian meteorite using multiple technological approaches such as…
Evidence CI Chondrite Compositions are Not Solar
Jurewicz A. J. G.* Burnett D. S. Amarsi A. M. Grevesse N. 54th Lunar and Planetary Science Conference 2023 abstract [#1702] Both CI/Photospheric and CI/Genesis elemental ratios become larger with decreasing condensation temperature, suggesting CI composition is not exactly solar.
An Astrophysical Site for Chondrule Formation
Herbst W.* Greenwood J. P. 54th Lunar and Planetary Science Conference 2023 abstract [#1209] We propose that chondrules form during the accretion of primitive planetesimal fragments to differentiated planetesimals.
The Finnish Hyperbolic Grazing Meteor: Are Interstellar Earth Impactors Biased?
Peña-Asensio E.* Trigo-Rodríguez J. M. Socas-Navarro H. Visuri J. Gritsevich M. Siljama M. 54th Lunar and Planetary Science Conference 2023 abstract [#1486] We report a hyperbolic meteor that shares statistical anomalies with CNEOS interstellar candidates, which may unveil an unknown source of…
The El Ali (Somalia) IAB Iron Meteorite: New Minerals Reflecting Unusual Conditions of Formation
Herd C. D. K.* Locock A. J. Saini R. Ma C. 54th Lunar and Planetary Science Conference 2023 abstract [#2220] Giant iron mass / Reveals three new minerals / Scientists elation.
The Angrite Parent Body as the Archetypal First-Generation Planetesimal: Large, Reduced and Mg-Enriched
Tissot F. L. H.* Collinet M. Namur O. Grove T. L. 54th Lunar and Planetary Science Conference 2023 abstract [#1221] Two groups of quenched angrites. Experimental constraints point to a possibly Moon-sized parent body. A self-consistent bulk composition for the APB…
History of Hydrogen in the Early Inner Solar System as Recorded in Angrite Meteorites
Rider-Stokes B. G.* Anand M. White L. F. Stephant A. Franchi I. A. Zhao X. 54th Lunar and Planetary Science Conference 2023 abstract [#1602] We investigate H abundance and isotopic compositions of minerals in angrites, providing insights into the timing of volatile addition to…
Unravelling the Aqueous Alteration History of CM Chondrites by Kinetic Modelling
Haller R. L. H.* Lee M. R. L. 54th Lunar and Planetary Science Conference 2023 abstract [#1488] A PHREEQC model was built to investigate the evolution of mineralogy and petrologic type during aqueous alteration of a CM3 precursor.
Meteoritic Carbonates — The Key to Sampling Extraterrestrial Fluids?
Krizan P. A. B.* Chan Q. H. S. Zolensky M. E. Bodnar R. J. Papineau D. Bays C. 54th Lunar and Planetary Science Conference 2023 abstract [#1498] Here, we aim to locate and analyze new candidates for extraterrestrial fluid inclusions within carbonate grains of several…
Comparing the Ages of OC and CC CAIs
Dunham E. T.* Burman A. McKeegan K. D. Liu M.-C. Matsuda N. Telus M. 54th Lunar and Planetary Science Conference 2023 abstract [#1634] NC and CC / CAIs formed at the same / Time and area.
Abundance of Presolar Grains in the C3.00-Ungrouped Chondrite Chwichiya 002
Smith L. R.* Haenecour P. Barnes J. Domanik K. Neuman M. Wang K. 54th Lunar and Planetary Science Conference 2023 abstract [#2425] Chwichiya 002 is a C3.00-ungrouped chondrite with presolar grain abundances similar to the ones in the most primitive carbonaceous chondrites.
Evidence of Space Weathering on the CI1-Chondrite Asteroid 162173 Ryugu
Hiroi T.* Milliken R. E. Robertson K. M. Schultz C. D. Amano K. Nakamura T. 54th Lunar and Planetary Science Conference 2023 abstract [#1040] A 6 nm shift in the 2.7-micron band positoin between returned samples and the surface materials of asteroid Ryugu indicates…
Compositions of Carbonaceous-Type Asteroidal Cores in the Early Solar System
Zhang B.* Chabot N. L. Rubin A. E. 54th Lunar and Planetary Science Conference 2023 abstract [#1606] Fractional-crystallization modeling of carbonaceous-type iron meteorites shows that the CAIs distribution in the protoplanetary disk (<1 Ma) was heterogeneous.
Experimental Study of Ungrouped Achondrite Erg Chech 002
Balemian-Spencer M. F.* Krawczynski M. J. Carpenter P. K. Ogliore R. C. 54th Lunar and Planetary Science Conference 2023abstract [#2574] Erg Chech is ancient / Its chemistry is funky / Let’s talk about it.
High Resolution Micro Raman Spectroscopy on the Winchcombe Carbonaceous Chondrite (CM2)
Hoffmann V. H.* Kaliwoda M. Junge M. Hentschel F. Schmahl W. W. 54th Lunar and Planetary Science Conference 2023abstract [#2308] Within this project, the phase composition of Winchcombe (CM2) samples is investigated by 2D/3D digital microscopy and micro Raman spectroscopy.
Ni Isotopic Composition of Ryugu Samples Returned by the Hayabusa2 Mission
Spitzer F.* Burkhardt C. Kleine T. Hayabusa2 Initial Analysis Chem. Team Hayabusa2-Initial-Analysis core 54th Lunar and Planetary Science Conference 2023abstract [#2488] The Ni isotopic composition of Ryugu is identical to that of CIs and different from all other…
Water in Asteroid Ryugu is Deuterium-Rich Compared to Earth and CI Chondrites
Nittler L. R.* Barosch J. Wang J. Alexander C. M. O’D. 54th Lunar and Planetary Science Conference 2023abstract [#1411] Use oxygen ions / Measure Ryugu water / Deuterium-rich!
Carbonate Mineralogy of the C1 Clasts in Kaidun Meteorite
Ogiya K.* Mikouchi T. Zolensky M. E. 54th Lunar and Planetary Science Conference 2023abstract [#1948] The carbonate analysis shows that some of the C1 clasts in Kaidun meteorite are unique materials not bound by the existing framework of CI…
Ryugu and the Quest for Unaltered CI-Like Materials from the Early Solar System
Goodrich C. A.* Lee S. Mane P. Hamilton V. E. Zolensky M. E. Kita N. T. 54th Lunar and Planetary Science Conference 2023abstract [#1446] Anhydrous silicates and Ca,Al-rich phases in Ryugu are remnants of CI3 material. We are studying xenoliths from polymict ureilites that show…
Observational constraints on the process and products of Martian serpentinizationOPEN ACCESS
Benjamin M. Tutolo and Nicholas J. Tosca Science Advances3 Feb 2023Vol 9, Issue 5 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The alteration of olivine-rich rocks to serpentine minerals, (hydr)oxides, and aqueous hydrogen through serpentinization is long thought to…
Heterogenity of planetesimal collisional plume probed by glass inclusions in metal globules of Sierra Gorda 013, an unusual CBa-like chondrite
C. A. Lorenz, M. A. Ivanova, N. G. Zinovieva, K. M. Ryazantsev, A. V. Korochantsev MAPSVersion of Record online: 02 February 2023 LINK “Metal-rich carbonaceous CB chondrites are generally assumed to be materials accreted from the gas–dust plume formed…
Early water delivery to terrestrial planet regions during the stages of Jupiter’s formation and migration in the Grand Tack modelOPEN ACCESS
Masahiro Ogihara, Hidenori Genda, Yasuhito Sekine accepted for publication in PSJ PDF (OPEN ACCESS)6-minute video summary Update (13 February 2023): The Planetary Science Journal, Volume 4, Number 2LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The formation and…
Melt migration in rubble-pile planetesimals: Implications for the formation of primitive achondrites
Zhongtian Zhang, David Bercovici, Linda T. Elkins-Tanton Earth and Planetary Science LettersAvailable online 31 January 2023, 118019 LINK “Primitive achondrites represent residual mantle material of planetesimals from which up to 20% partial melts were extracted….
New Constraints for Supernova Models from Presolar Silicon Carbide X Grains with Very High 26Al/27Al RatiosOPEN ACCESS
Peter Hoppe, Jan Leitner, Marco Pignatari, and Sachiko Amari The Astrophysical Journal Letters, Volume 943, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report C, N, Mg-Al, Si, and S isotope data of six 1–3μm-sized…
Laboratory modeling in laser-induced plasma to estimate the pressure in bolide wakeOPEN ACCESS
A. Zakuskin, B.G. Beglaryan, T.A. Labutin A&A, Forthcoming article PDF (OPEN ACCESS) “Aims. We study Fe and FeO emission in laser-induced plasma under reduced pressure to develop an approach for finding the conditions under which…
