Three-dimensional microstructure and mineralogy of a cosmic symplectite in the Acfer 094 carbonaceous chondrite: Implication for its origin
Megumi Matsumoto, Akira Tsuchiyama, Akira Miyake, Motoo Ito, Junya Matsuno, Kentaro Uesugi, Akihisa Takeuchi, Yu Kodama, Masahiro Yasutake, Epifanio Vaccaro Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 28 February 2022 LINK “Cosmic symplectites…
The origin of the potassium-rich annular zones at the Bosumtwi impact structure, Ghana, investigated by field study, radiometric analysis, and first cosmogenic nuclide data
Cheikh Ahmadou Bamba Niang, David Baratoux, Pierre Rochette, Regis Braucher, Wolf Uwe Reimold, Philippe Lambert, Dinna Pathe Diallo, Vincent Regard, Sebastien Carretier, Mark W. Jessell, Gayane Faye, Christian Koeberl MAPSVersion of Record online: 28 February…
An open letter from Russian scientists and science journalists against the war with Ukraine / Открытое письмо российских ученых и научных журналистов против войны с Украиной
Full text of the open protest letter: ENGLISH VERSION (computer translation)RUSSIAN VERSION ENGLISH VERSION (computer translation) “We, Russian scientists and scientific journalists, strongly protest against the military action initiated by our country’s armed forces in…
On the cooling rate evolution of asteroid fragments
Jialong Ren, Marc A. Hesse, Michael P. Lucas, Nicholas Dygert IcarusIn Press, Journal Pre-proof, Available online 24 February 2022 LINK “Highlights • Conductive cooling rate at constant temperature declines as 1/time.• High-temperature cooling rate data…
Thermophysical Investigation of Asteroid Surfaces. II. Factors Influencing Grain SizeOPEN ACCESS
Eric M. MacLennan and Joshua P. Emery The Planetary Science Journal, Volume 3, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Erratum: “Thermophysical Investigation of Asteroid Surfaces. II. Factors Influencing Grain Size”The Planetary Science Journal, Volume…
Impact dynamics of the L chondrites’ parent asteroid
Marine Ciocco, Mathieu Roskosz, Béatrice Doisneau, Olivier Beyssac, Smail Mostefaoui, Laurent Remusat, Hugues Leroux, Matthieu Gounelle MAPSVersion of Record online: 24 February 2022 LINK “The dynamics of collisional events have been studied for three highly…
The Mesozoic terminated in boreal springOPEN ACCESS
Melanie A. D. During, Jan Smit, Dennis F. A. E. Voeten, Camille Berruyer, Paul Tafforeau, Sophie Sanchez, Koen H. W. Stein, Suzan J. A. Verdegaal-Warmerdam & Jeroen H. J. L. van der Lubbe NaturePublished: 23…
The absence of an effect of nickel on iron isotope fractionation during core formation
E. Kubik, P.A. Sossi, J. Siebert, E. Inglis, M. Roskosz, E. Siciliano Rego, N. Wehr, F. Moynier Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 24 February 2022 LINK “The Fe isotopic compositions of…
Evidence for a primordial isotopic gradient in the inner region of the solar protoplanetary discOPEN ACCESS
J. Mah, R. Brasser, J. M. Y. Woo, A. Bouvier, S. J. Mojzsis manuscript, accepted for publication in Astronomy & Astrophysics PDF (OPEN ACCESS) and PDF (OPEN ACCESS) “Not only do the sampled terrestrial worlds…
Brine residues and organics in the Urvara basin on CeresOPEN ACCESS
A. Nathues, M. Hoffmann, N. Schmedemann, R. Sarkar, G. Thangjam, K. Mengel, J. Hernandez, H. Hiesinger & J. H. Pasckert Nature Communications, Volume 13, Article number: 927 (2022) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Ceres is…
Tektites glasses from Belize, Central America: Petrography, geochemistry, and search for a possible meteoritic componentOPEN ACCESS
Christian Koeberl, Billy P. Glass, Toni Schulz, Wencke Wegner, Gabriele Giuli, Maria Rita Cicconi, Angela Trapananti, Paola Stabile, Mariangela Cestelli-Guidi, Jisun Park, Gregory F. Herzog, Marc W. Caffee Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof,…
VNIR reflectance spectra of silicate-graphite mixtures: The effect of graphite content and particle size
E. Bruschini, C. Carli, A.-C. Buellet, M. Vincendon, F. Capaccioni, M. Ferrari, F. Vetere, A. Secchiari, D. Perugini, A. Montanini IcarusIn Press, Journal Pre-proof, Available online 22 February 2022 LINK “Highlights • Graphite decreases the…
The message of oldhamites from enstatite chondritesOPEN ACCESS
Tahar Hammouda, Maud Boyet, Paul Frossard & Camille Cartier Progress in Earth and Planetary Science, Volume 9, Article number: 13 (2022)Published: 21 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We have determined rare-earth element (REE)…
Asteroids and Life: How Special Is the Solar System?OPEN ACCESS
Rebecca G. Martin and Mario Livio The Astrophysical Journal Letters, Volume 926, Number 2Published: 18 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Asteroid impacts with Earth may have played an essential role in the emergence…
Dynamical origin of the Dwarf Planet CeresOPEN ACCESS
Rafael Ribeiro de Sousa, Alessandro Morbidelli, Rodney Gomes, Ernesto Vieira Neto, Andre Izidoro, Abreuçon Atanasio Alves IcarusIn Press, Journal Pre-proof, Available online 18 February 2022 LINK PDF (OPEN ACCESS) (draft version, 21 February 2022) “Highlights…
Arpu Kuilpu: An H5 from the Outer Main BeltOPEN ACCESS
Patrick M. Shober, Hadrien A. R. Devillepoix, Eleanor K. Sansom, Martin C. Towner, Martin Cupák, Seamus L. Anderson, Gretchen Benedix, Lucy Forman, Phil A. Bland, Robert M. Howie, Benjamin A. D. Hartig, Matthias Laubenstein, Francesca…
Experimental and Theoretical Constraints on Amino Acid Formation from PAHs in Asteroidal SettingsOPEN ACCESS
Claudia-Corina Giese, Inge Loes ten Kate, Martijn P. A. van den Ende, Mariette Wolthers, José C. Aponte, Eloi Camprubi, Jason P. Dworkin, Jamie E. Elsila, Suzanne Hangx, Helen E. King, Hannah L. Mclain, Oliver Plümper,…
The origin of volatile elements in the Earth–Moon systemOPEN ACCESS
Lars E. Borg, Gregory A. Brennecka, and Thomas S. Kruijer PNAS, February 22, 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The origin of volatile species such as water in the Earth–Moon system is a subject of…
Trajectory, recovery, and orbital history of the Madura Cave meteoriteOPEN ACCESS
Hadrien A. R. Devillepoix, Eleanor K. Sansom, Patrick Shober, Seamus L. Anderson, Martin C. Towner, Anthony Lagain, Martin Cupák, Philip A. Bland, Robert M. Howie, Trent Jansen-Sturgeon, Benjamin A. D. Hartig, Marcin Sokolowski, Gretchen Benedix,…
Giant Impact onto a Vesta-Like Asteroid and Formation of Mesosiderites through Mixing of Metallic Core and Surface CrustOPEN ACCESS
Keisuke Sugiura, Makiko K. Haba, Hidenori Genda accepted for publication in Icarus PDF (OPEN ACCESS) Update (24 February 2022): LINK “Mesosiderites are a type of stony-iron meteorites composed of a mixture of silicates and Fe-Ni…
High precision 26Al-26Mg chronology of chondrules in unequilibrated ordinary chondrites: evidence for restricted formation ages
Guillaume Siron, Kohei Fukuda, Makoto Kimura, Noriko T. Kita Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 14 February 2022 LINK “Chondrules in ordinary chondrites are considered to form in high density environments, likely…
The Famenin fall and other ordinary chondrites intermediate between H and L groupsOPEN ACCESS
Hamed Pourkhorsandi, Jérôme Gattacceca, Pierre Rochette, Thomas Smith, Lydie Bonal, Massimo D’Orazio, Bertrand Devouard, Corinne Sonzogni, Vinciane Debaille Meteoritics & Planetary Scienceaccepted for publication, February 2022 LINK (OPEN ACCESS)PDF (DOWNLOAD) and PDF (OPEN ACCESS) Update…
A contemporary view of the ordinary chondrite boot I: Band parameter analysis dependency
Lucas T. McClure, Sean S. Lindsay IcarusIn Press, Journal Pre-proof, Available online 14 February 2022 LINK “Highlights • The Spectral Analysis Routine for Asteroids (SARA) performed band parameter analyses on spectral data from 167 ordinary…
A contemporary view of the ordinary chondrite boot II: Mineralogical variation of S-type asteroids
Lucas T. McClure, Sean S. Lindsay IcarusIn Press, Journal Pre-proof, Available online 12 February 2022 LINK “Highlights • The Spectral Analysis Routine for Asteroids determined band parameters for a suite of 46 NEAs.• Mineralogical determinations…
Did an asteroid impact cause temporary warming during snowball Earth?OPEN ACCESS
Zhongwu Lan, Ross N. Mitchell, Thomas M. Gernon, Adam R. Nordsvan Earth and Planetary Science LettersVolume 581, 1 March 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Highlights • An asteroid impact during snowball Earth may have…
The manufacture and origin of the Tutankhamen meteoritic iron daggerOPEN ACCESS
Takafumi Matsui, Ryota Moriwaki, Eissa Zidan, Tomoko Arai MAPSFirst published: 11 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) A comment to: “The manufacture and origin of the Tutankhamun meteoritic iron dagger” by Matsui et al….
Decoupling of chemical and isotope fractionation processes during atmospheric heating of micrometeorites
Seppe Lampe, Bastien Soens, Stepan M. Chernonozhkin, Claudia González de Vega, Matthias van Ginneken, Flore Van Maldeghem, Frank Vanhaecke, Billy P. Glass, Ian A. Franchi, Herman Terryn, Vinciane Debaille, Philippe Claeys, Steven Goderis Geochimica et…
Chemical study of group IIIF iron meteorites and the potentially related pallasites Zinder and Northwest Africa 1911OPEN ACCESS
Bidong Zhang, Nancy L. Chabot, Alan E. Rubin, Munir Humayun, Joseph S. Boesenberg, Deon van Niekerk Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 10 February 2022 LINK (OPEN ACCESS) “Group IIIF was established…
Search for a meteoritic component within the impact melt rocks of the Chicxulub impact structure peak ring, MexicoOPEN ACCESS
Jean-Guillaume Feignon, Toni Schulz, Ludovic Ferrière, Steven Goderis, Sietze J. de Graaff, Pim Kaskes, Thomas Déhais, Philippe Claeys, Christian Koeberl Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 9 February 2022 LINK (OPEN ACCESS)…
Reconstructing The Color 3D Tomography Of Lunar SamplesOPEN ACCESS
Tianyu Zhao, Kun Feng, Peiyu Liu, JingRong Ren Atomic Spectroscopy 43(1)February 2022 LINK (OPEN ACCESS)PDF (DOWNLOAD) “As the Chinese lunar exploration project prepares for future exploration activities on the Moon, there is a growing need…
Complex burial histories of Apollo 12 basaltic soil grains derived from cosmogenic noble gases: Implications for local regolith evolution and future in situ investigationsOPEN ACCESS
Mark C. Nottingham, Finlay M. Stuart, Biying Chen, Marta Zurakowska, Jamie D. Gilmour, Louise Alexander, Ian A. Crawford, Katherine H. Joy MAPSVersion of Record online: 07 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report…
The distribution of the desert meteorites in China and their classification
Yan Fan, Shijie Li, Shen Liu, Hao Peng, Guangming Song, Thomas Smith MAPSVersion of Record online: 07 February 2022 LINK “In recent years, numerous meteorites have been collected in desert areas in northern and western…
The Neutron Energy Spectra of Lunar Meteorites Evaluated from Sm and Er Isotopic CompositionsOPEN ACCESS
Hiroshi Hidaka, Shigekazu Yoneda, Kunihiko Nishiizumi, and Marc Caffee The Astrophysical Journal, Volume 925, Number 2, Published: 7 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Cosmic-ray exposure records of 13 lunar meteorites, Dhofar 081, Dhofar…
Uniform initial 10Be/9Be inferred from refractory inclusions in CV3, CO3, CR2, and CH/CB chondrites
E.T. Dunham, M. Wadhwa, S.J. Desch, M.C. Liu, K. Fukuda, N. Kita, A.T. Hertwig, R.L. Hervig, C. Defouilloy, S.B. Simon, J.Davidson, D.L.Schrader, Y. Fujimoto Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 7 February…
Carbonate dissolution and replacement by odinite and saponite in the Lafayette nakhlite: part of the CO2-CH4 cycle on mars?
J.D. Piercy, J.C. Bridges, L.J. Hicks Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 7 February 2022 LINK “Highlights • Ca-siderite comprises between trace amounts and 4% of Lafayette sections.• Electron Microscopy and synchrotron…
Ultrasodic, Albite-Rich Syenitic Achondrite Erg Atouila 001: A Highly Evolved Felsic Igneous Differentiate from the Acapulcoite-Lodranite Parent Body
Irving A. J., Boesenberg J. S., Ziegler K. LPSC2022 abstract #2059 LINK “Studies of a unique albite-rich achondrite suggest that it is a highly fractionated partial melt related to acapulcoites-lodranites.”
ERG ATOUILA 001: UNIQUE ALBITITE ACHONDRITE METEORITE
C. B. Agee, A. J. Ross, M. N. Spilde, K. Ziegler 53rd Lunar and Planetary Science Conference (2022) abstract [#2442] LINK “Erg Atouila 001 is the first example of an albitite or syenite meteorite, and…
Tagish Lake is Still the Only Possible Meteorite Sample from D-Type Asteroids
Hiroi T. Ohtsuka K. Zolensky M. E. Rutherford M. J. Milliken R. E. PDF LPSC 2022 abstract [#1149] “Although some meteorite candidates such as Tarda have been suggested, Tagish Lake is still the only possible…
Tracing Organic Contamination from Collection to Curation: Best Practices for the Recovery and Contamination Mitigation of Meteorites
Tunney L. D. Hill P. J. A. Herd C. D. K. Hilts R. W. PDF LPSC 2022 abstract [#2103] “In this study, we derive six key recommendations for recovering, handling, and curating freshly fallen meteorites.”
Brecciation on the Aguas Zarcas Parent Body Revealed Using Clast Petrofabrics
Floyd C. J. * Macente A. Daly L. Hanna R. D. Lee M. R. PDF LPSC 2022 abstract [#1470] “Chondrules in chondrites / What secrets are they hiding / Fabrics reveal all.”
Noble Gases in the Very Primitive CM Chondrites Asuka 12085 and 12236 — Filling the Gap
Pacnik H. Eckart L. M. Krietsch D. Maden C. Busemann H. * PDF LPSC 2022 abstract [#1987] “Noble gases confirm that A-12085 and 12236 are very primitive CMs; the accreted matrix contains Ar-rich grains that…
LASER Raman Spectroscopy on Aguas Zarcas (CM2) — the 2019 Meteorite Fall from Costa Rica
Hoffmann V. H. Kaliwoda M. Junge M. Schmahl W. W. PDF LPSC 2022 abstract [#2231] “A large slice of Aguas Zarcas (CM2) was analyzed systematically by LASER Raman spectroscopy. The results are compared with Raman…
Dynamic Evolution of the Solar System Inferred from Ti, Cr, and Mo Isotope Anomalies in Meteorites
Wölfer E. * Burkhardt C. Schneider J. M. Budde G. Kleine T. PDF LPSC 2022 abstract [#2468] “We report new Ti and Cr isotopic data to constrain the efficiency of the NC-CC separation and its…
A Jump of an Iron Meteorite
Moilanen J. Gritsevich M. PDF LPSC 2022 abstract [#2933] “We study is it possible that a 14 kg iron meteorite can jump 75 meters after hitting on a granite boulder.”
Possible Origin of the First Iron Meteorite with an Instrumentally Documented Fall
Kyrylenko I. Golubov O. Slyusarev I. Visuri J. Gritsevich M. et al. PDF LPSC 2022 abstract [#2655] “We determine the orbit of the first iron meteoroid with instrumentally recorded fall, simulate its past orbital evolution…
In-Situ Oxygen Isotope Study of Anhydrous Minerals in a Ryugu Particle: Implications for the Precursors to CI-Chondrite Parent Bodies
Liu M.-C. McCain K. A. Matsuda N. Yamaguchi A. Kimura M. et al. PDF LPSC 2022 abstract [#2276] “Ryugu’s olivine / Not only chondrule pieces / But also AOA remains.”
Carbonaceous Presolar Grains in Asteroid Ryugu
Nittler L R. Barosch J. De Gregorio B. T. Stroud R. M. Yabuta H. et al. PDF LPSC 2022 abstract [#1423] “Dust made of carbon / Older than Sun, found in / Ryugu samples..”
Organics and Their Relationship to Phyllosilicates in Ryugu, Orgueil and Ivuna: In Situ TEM and XANES Study
Le Guillou C. Bernard S. Leroux H. Noguchi T. Yurimoto H. et al. PDF LPSC 2022 abstract [#2099] “Organics in Ryugu are less oxygenated than CI chondrites. Either terrestrial weathering or parent body alteration conditions…
Olivine Compositional Variation of Asteroid Ryugu Samples: Possible Precursors of Ryugu’s Parent Asteroid
Mikouchi T. Nakamura T. Zolensky M. E. Yoshida H. Nakashima D. et al. PDF LPSC 2022 abstract [#1935] “Ryugu samples have rare olivine-bearing fragments, possible precursors of Ryugu’s parent asteroid. Ryugu olivines are compositionally similar…
Mineralogical Comparison Between Asteroid Ryugu Samples Returned by the Hayabusa2 Spatial Mission and Antarctic Micrometeorites (AMMs)
Bejach L. Engrand C. Duprat J. Dartois E. Mathurin J. et al. PDF LPSC 2022 abstract [#1924] “Ryugu samples are made of phyllosilicates, magnetite, Fe sulfides, carbonates, rare apatite. AMMs show similar magnetite structures (~5%),…
Comparison of Ryugu Particles with IDPs and Comet Samples
Brownlee D. E. Joswiak D. J. Nakamura T. Morita T. Amano K. et al. PDF LPSC 2022 abstract [#1774] “TEM studies compare 50µm Ryugu particles with comet samples and stratospheric IDPs. Ryugu is similar to…
Amino Acid Analyses of a Sample of Ryugu by a Combination of Liquid Chromatography and High-Resolution Mass Spectrometry Techniques
Parker E. T. * Furusho A. Glavin D. P. Hamase K. Naraoka H. et al. PDF LPSC 2022 abstract [#2651] “This abstract summarizes the amino acid analyses of the acid-hydrolyzed, hot water extract of the…
The Oxygen Isotopic Composition of Hayabusa2 Particles: Testing the Relationship with CI and CY Chondrites
Greenwood R. C. Findlay R. Franchi I. A. Malley J. A. Ito M. et al. PDF LPSC 2022 abstract [#2105] “High-precision oxygen isotope analysis of returned samples from asteroid Ryugu demonstrates a close affinity with…
Reflectance Spectral Comparison Between a Large Ryugu Returned Sample and Carbonaceous Chondrites
Amano K. * Matsuoka M. Nakamura T. Kagawa E. Hiroi T. et al. PDF LPSC 2022 abstract [#1789] “We measured reflectance spectra of the samples collected from asteroid Ryugu by Hayabusa2 and compared the results…
The Oxygen Isotopic Composition of Samples Returned from Asteroid Ryugu: Evidence for Similarity to CI Chondrites
Young E. D. * Tang H. Tafla L. Pack A. Di Rocco T. et al. PDF LPSC 2022 abstract [#1290] “Oxygen isotope analyses of samples returned from asteroid Ryugu resemble CI chondrites but differ in…
Multi-Isotopic Analyses of Bulk Ryugu Samples Returned by the Hayabusa2 Mission
Yokoyama T. * Hayabusa2-Initial-Analysis Chemistry Hayabusa2-Initial-Analysis Core PDF LPSC 2022 abstract [#1273] “We report preliminary results on the isotopic compositions of Ti, Cr, and Pb obtained from the Ryugu samples and some carbonaceous chondrites.”
Soluble Organic Compounds in Asteroid 162173 Ryugu
Naraoka H. * Takano Y. Dworkin J. P. Hayabusa2-Initial-Analysis SOM Team Hayabusa2-Initial-Analysis Core PDF LPSC 2022 abstract [#1781] “We report soluble organic compounds in the slovent-extract samples in the Ryugu grains collected by the Hayabusa2…
Macromolecular Organic Matter in C-Type Asteroid Ryugu
Yabuta H. * Cody G. D. Engrand C. Kebukawa Y. De Gregorio B. et al. PDF LPSC 2022 abstract [#2241] “The initial analysis results on macromolecular organic matter from the asteroid Ryugu samples are presented…
Isotopic Compositions of Noble Gases and Nitrogen in the Ryugu Samples Returned by Hayabusa2
Okazaki R. * Marty B. Busemann H. Hashizume K. Gilmour J. et al. PDF LPSC 2022 abstract [#1348] “We report the first results of measurements for isotopic ratios and concentrations of noble gases and nitrogen…
Mineralogy and Space Weathering of Fine Fraction Recovered from Asteroid (162173) Ryugu
Noguchi T. * Matsumoto T. Miyake A. Igami Y. Haruta M. et al. PDF LPSC 2022 abstract [#1747] “The grains recovered from Ryugu by the Hayabusa2 have mineralogy similar to that of CIs and show…
Early History of Ryugu’s Parent Asteroid: Evidence from Return Sample
Nakamura T. * Matsumoto M. Amano K. Enokido Y. Zolensky M. E. et al. PDF LPSC 2022 abstract [#1753] “Formation and evolution of Ryugu’s parent asteroid were estimated based on mineralogical and physical properties of…
Chemical and Isotopic Characterization of Asteroid Ryugu
Yurimoto H. * Hayabusa2-Initial-Analysis Chemistry Team Hayabusa2-Initial-Analysis Core PDF LPSC 2022 abstract [#1377] Returned samples from C-type asteroid Ryugu show strong similarities to CI (Ivuna-like) carbonaceous chondrites.”
A Potential Origin for 16O-Poor Cosmic Spherules: A Near-Earth Source and Parentage with CY Chondrites
Van Ginneken M. Goderis S. Maeda R. Wozniakiewicz P. Genge M. et al. PDF LPSC 2022 abstract [#2491] “We studied 16O-poor CumPo cosmic spherules with unique petrological and geochemical characteristics suggesting a near-Earth source and…
Oxygen-Isotope Compositions of Chondrules in Metal-Rich Carbonaceous Chondrites Fountain Hills and Sierra Gorda 013
Krot A. N. Nagashima K. Ivanova M. A. Lauretta D. S. Libourel G. et al. PDF LPSC 2022 abstract [#1301] “O-isotope compositions of chondrules in Fountain Hills and Sierra Gorda 013 are similar to those…
Mineralogy, Petrography, and Presolar Components of the Chwichiya 002 Ungrouped Chondrite
Smith R. L. Haenecour P. Barnes J. J. Dominik K. Neuman M. et al. PDF LPSC 2022 abstract [#2873] “We constrained the mineralogy, petrography, and elemental composition of Chwichiya 002 in preparation for a NanoSIMS…
Bulk Mineralogy of the “CT” Chondrites: Results from Powder X-Ray Diffraction
Garvie L. A. J. Irving A. J. PDF LPSC 2022 abstract [#2217] “The CT chondrites are mineralogically diverse, some contain phyllosilicates, though some are largely anhydrous.”
CT Chondrites: A Newly Recognized Carbonaceous Chondrite Group with Multiple Members, Including Telakoast 001, Chwichiya 002, and Cimarron
Irving A. J. Gattacceca J. Ziegler K. Sonzogni C. Carpenter P. K. et al. PDF LPSC 2022 abstract [#2046] “Multi-faceted analyses of a suite of fine grained CM-like carbonaceous chondrites have revealed the existence of…
Spectral Reflectance Properties of the C2-Ungrouped Tarda Meteorite
Applin D. M. Schrader D. L. Cloutis E. A. Nakamura T. Matsuoka M. PDF LPSC 2022 abstract [#2218] “We study the spectral reflectance properties of the Tarda meteorite in order to assess similarities to the…
Detailed Coordinated Analysis of the Mineralogy, Petrography, and Elemental Composition of the Carbonaceous Chondrite Falls Tarda and Kolang
Smith L. R. Haenecour P. Barnes J. J. Dominik K. Neuman M. et al. PDF LPSC 2022 abstract [#2832] “We conducted coordinated in-situ (EPMA) and bulk (q-ICP-MS) analyses to constrain the petrography, mineralogy, and elemental…
Assessing the Oxygen Isotope Heterogeneity in Aguas Zarcas, Mukundpura and Kolang
Findlay R. * Greenwood R. C. Franchi I. A. Anand M. King A. J. et al. PDF LPSC 2022 abstract [#2647] “Warm cosmic hot tub / Wet and dry are now as one / Juxtaposed…
Tarda and Tagish Lake: Samples from the Same Outer Solar System Asteroid?
Schrader D. L. * Davidson J. Foustoukos D. Alexander C. M. O’D. Torrano Z. A. et al. PDF LPSC 2022 abstract [#1157] “Space rocks so altered / Similar to each other / From same asteroid.”
Extraterrestrial Amino Acids in the C2 Ungrouped Carbonaceous Chondrite Tarda: A Unique Distribution
Glavin D. P. * McLain H. L. Parker E. T. Elsila J. E. Aponte J. C. et al. PDF LPSC 2022 abstract [#1097] “Extraterrestrial amino acids were identified in the C2 ungrouped Tarda meteorite with…
Shock experiments with an l-alanine solution and implications for the cometary delivery of amino acids and dimers with enantiomeric excesses to the early Earth
Koichi Mimura, Riku Okada Geochimica et Cosmochimica ActaAvailable online 4 February 2022 LINK “Shock experiments on an aqueous l-alanine solution were undertaken to examine the significance of cometary impacts in supplying prebiotic compounds to the…
Determination of the initial hydrogen isotopic composition of the solar system
J. Aléon, D. Lévy, A. Aléon-Toppani, H. Bureau, H. Khodja & F. Brisset Nature Astronomy (2022)Published: 03 February 2022 LINK Supplementary information “The initial isotopic composition of water in the Solar System is of paramount…
The Extent, Nature, and Origin of K and Rb Depletions and Isotopic Fractionations in Earth, the Moon, and Other Planetary BodiesOPEN ACCESS
Nicolas Dauphas, Nicole X. Nie, Marc Blanchard, Zhe J. Zhang, Hao Zeng, Justin Y. Hu, Merlin Meheut, Channon Visscher, Robin Canup and Timo Hopp The Planetary Science Journal, Volume 3, Number 2 LINK (OPEN ACCESS)PDF…
Impact and habitability scenarios for early Mars revisited based on a 4.45-Ga shocked zircon in regolith brecciaOPEN ACCESS
Morgan A. Cox, Aaron J. Cavosie, Kenneth J. Orr, Luke Daly, Laure Martin, Anthony Lagain, Gretchen K. Benedix and Phil A. Bland Science Advances • 2 Feb 2022 • Vol 8, Issue 5 LINK (OPEN…
Large planets may not form fractionally large moonsOPEN ACCESS
Miki Nakajima, Hidenori Genda, Erik Asphaug & Shigeru Ida Nature Communications, Volume 13, Article number: 568 (2022)Published: 01 February 2022 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “One of the unique aspects of Earth is that it…
Visualization and identification of single meteoritic organic molecules by atomic force microscopyOPEN ACCESS
Katharina Kaiser, Fabian Schulz, Julien F. Maillard, Felix Hermann, Iago Pozo, Diego Peña, H. James Cleaves II, Aaron S. Burton, Gregoire Danger, Carlos Afonso, Scott Sandford, Leo Gross MAPSVersion of Record online: 01 February 2022…
The Hopewell airburst event, 1699–1567 years ago (252–383 CE)OPEN ACCESS
UPDATE (9 August 2023): Refuting the sensational claim of a Hopewell-ending cosmic airburst Kevin C. Nolan, Andrew Weiland, Bradley T. Lepper, Jennifer Aultman, Laura R. Murphy, Bret J. Ruby, Kevin Schwarz, Matthew Davidson, DeeAnne Wymer,…
