The Effect of a Strong Pressure Bump in the Sun’s Natal Disk: Terrestrial Planet Formation via Planetesimal Accretion Rather than Pebble Accretion
André Izidoro, Bertram Bitsch, and Rajdeep Dasgupta The Astrophysical Journal, Volume 915, Number 1 LINK “Mass-independent isotopic anomalies of carbonaceous and noncarbonaceous meteorites show a clear dichotomy suggesting an efficient separation of the inner and…
UV-visible-infrared spectral survey of Antarctic carbonaceous chondrite chips
T.Hiroi, H. Kaiden, N. Imae, K. Misawa, H. Kojima, S. Sasaki, M. Matsuoka, T. Nakamura, D.L. Bish, K. Ohtsuka, K.T. Howard, K.R. Robertson, R.E. Milliken Polar ScienceAvailable online 29 June 2021 LINK “Antarctic carbonaceous chondrite…
Laboratory Investigations Coupled to VIR/Dawn Observations to Quantify the Large Concentrations of Organic Matter on CeresOPEN ACCESS
Vassilissa Vinogradoff, Giovanni Poggiali, Andrea Raponi, Mauro Ciarniello, Simone De Angelis, Marco Ferrari, Julie C. Castillo-Rogez, John Brucato, Maria-Cristina De Sanctis Minerals 2021, 11(7), 719Published: 3 July 2021 LINK (OPEN ACCESS)PDF (download) “Organic matter directly…
Regional Photometric Modeling of Asteroid (101955) BennuOPEN ACCESS
D. R. Golish, J.-Y. Li, B. E. Clark, D. N. DellaGiustina, X.-D. Zou, J. L. Rizos, P. H. Hasselmann, C. A. Bennett, S. Fornasier, C. Drouet d’Aubigny, B. Rizk, M. G. Daly, O. S. Barnouin,…
Northwest Africa (NWA) 12563 and ungrouped C2 chondrites: Alteration styles and relationships to asteroidsOPEN ACCESS
P.-M. Zanetta, B. Zanda, C.Le Guillou, J. Gattacceca, C. Sognzoni, S. Pont, L. Piani, T. Rigaudier, H. Leroux, R. Brunetto, R. Maupin, Z. Djouadi, S. Bernard, D. Deldicque, V. Malarewicz, Z. Dionnet, A. Aléon-Toppani, A….
Terrestrial planet compositions controlled by accretion disk magnetic fieldOPEN ACCESS
William F. McDonough & Takashi Yoshizaki Progress in Earth and Planetary Science, Volume 8, Article number: 39 (2021)Review LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Terrestrial planets (Mercury, Venus, Earth, and Mars) are differentiated into three layers:…
Statistical Chronometry: Anchors Away!
Desch S. J., Dunlap D. R., Williams C. D., Torrano Z. A. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6231) PDF We fit 4 parameters (CAI Pb-Pb ages; solar system initial 53Mn/55Mn,…
The Conspicuous Compound Chondrule-CAI Conundrum: A Case Study Within the Brecciated CM2.2 Lithology of the Carbonaceous Breccia Aguas Zarcas
Martin P. M. C., Lee M. R. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6190) PDF Discovery of a new Compound Chondrule-CAI (CCCAI) within the brecciated CM2.2 lithology of the carbonaceous breccia…
A Temporal Shift of Chondrule Generation from the Inner to Outer Solar System
84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6030) PDF The Al-Mg ages of chondrules from pristine CM and CO chondrites are systematically younger than those of the majority of ordinary chondrite chondrules,…
Oxygen Isotope Reservoirs in the Solar Nebula
Desch S. J., Mane P., Dunham E. T., Williams C. D. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6244) PDF Our astrophysical model combining magnetic forces on dust during star formation and…
A Xenolith from an Early Formed Parent Body in the CM Carbonaceous Chondrite LaPaz Icefield 02239
Lee M. R., Martin P. M. C., Floyd C. J., Jenkins L. 84th Annual Meeting of The Meteoritical Society 2021 (abstract # 6176) PDF Why do so few xenoliths in CM carbonaceous chondrites have a…
Cosmic symplectite recorded irradiation by nearby massive stars in the solar system’s parent molecular cloud
Lionel G. Vacher, Ryan C. Ogliore, Clive Jones, Nan Liu, David A. Fike Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 25 June 2021 LINK “The Sun’s astrophysical birth environment affected the formation and…
Thermal Analysis and Constraints for the MASCOT Landing Site Selection on the Asteroid Ryugu
Barbara Cozzoni, Michael Maibaum, Maximilian Hamm Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 23 June 2021 LINK “Highlights • Application of Thermal Mathematical Models for landing site selection• Day-Night temperature is main criteria…
Hayabusa2 Operation for MASCOT Delivery to Ryugu Surface
Yuya Mimasu, Tatsuaki Okada, Yuto Takei, Takanao Saiki, Tra-Mi Ho, Aurelie Moussi, Yuichi Tsuda Planetary and Space ScienceAvailable online 24 June 2021 LINK “Highlights Hayabusa2 carries several rovers and one lander The lander, named MASCOT,…
Comparison of space weathering features in three particles from Itokawa
K. D. Burgess, R. M. Stroud Meteoritics & Planetary ScienceFirst Published: 23 June 2021 LINK “The return of samples from S-type asteroid 25143 Itokawa have enabled significant improvements in our understanding of space weathering on…
Spectral effects of varying texture and composition in two-component “mudpie” simulations: Insights for Asteroid (101955) BennuOPEN ACCESS
Antara Sen, Beth E. Clark, Edward A. Cloutis, Daniella N. DellaGiustina, Amanda R. Hendrix, Amy A. Simon, Daniel M. Applin, Alexis Parkinson, Nathalie Turenne, Stephanie Connell, Salvatore M. Ferrone, Jian-Yang Li, Lucy F. Lim, Dante…
Spectrophotometric Modeling and Mapping of (101955) BennuOPEN ACCESS
Jian-Yang Li (李荐扬), Xiao-Duan Zou (荐小端), Dathon R. Golish, Beth E. Clark, Salvatore Ferrone, Sonia Fornasier, Pedro H. Hasselmann, Andrew J. Ryan, Benjamin Rozitis, Joshua P. Emery, Matthew A. Siegler, Amy A. Simon, Daniella N….
Visible–near-infrared observations of organics and carbonates on (101955) Bennu: Classification method and search for surface context
S.M. Ferrone, B.E. Clark, H.H. Kaplan, J.-L. Rizos, X.-D. Zou, J.-Y. Li, M.A. Barucci, A.A. Simon, D. Reuter, P.H. Hasselmann, J.D.P. Deshapriya, G. Poggiali, J.R. Brucato, S. Cambioni, Ed Cloutis, V.E. Hamilton, D.S. Lauretta IcarusIn…
Atomic-scale Evidence for Open-system Thermodynamics in the Early Solar NebulaOPEN ACCESS
Thomas J. Zega, Venkat Rao Manga, Fred Ciesla, Krishna Muralidharan, Keitaro Watanabe and Hiromi Inada The Planetary Science Journal, Volume 2, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report a new integrated framework that…
What Can Meteorites Tell Us About the Formation of Jupiter?OPENA ACCESS
Benjamin P. Weiss, William F. Bottke CommentaryAGU AdvancesVolume 2, Issue 2June 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Key Points Meteorite paleomagnetism constrains the lifetime of the solar nebula and therefore the time by which Jupiter…
Calcium isotope cosmochemistry
Maria C. Valdes, Katherine R. Bermingham, Shichun Huang, Justin I. Simon Chemical GeologyInvited Research ArticleIn Press, Journal Pre-proof, Available online 15 June 2021 LINK “The past decade has seen significant advancements in analytical capabilities and…
Analysis of Mission Opportunities to Sedna in 2029-2034OPEN ACCESS
V.A. Zubko, A.A. Sukhanov, K.S. Fedyaev, V.V. Koryanov, A.A. Belyaev Advances in Space ResearchAvailable online 16 June 2021 LINK Update (29 December 2021): LINK (OPEN ACCESS)PDF (DOWNLOAD) “Highlights • Deep space mission challenges.• Long-duration space…
The characterization and distribution of polygonal impact craters on Ceres and their implications for the Cerean crust
Michael F. Zeilnhofer, Nadine G. Barlow IcarusIn Press, Journal Pre-proof, Available online 16 June 2021 LINK “Highlights • A polygonal crater database for Ceres was created in this study.• 1466 polygonal impact craters (PICs) are…
The early instability scenario: Mars’ mass explained by Jupiter’s orbitOPEN ACCESS
Matthew S. Clement, Nathan A. Kaib, Sean N. Raymond, John E. Chambers PDF (OPEN ACCESS) IcarusIn Press, Journal Pre-proof, Available online 13 June 2021 LINK “Highlights • Present a large suite of controlled early instability…
The Macroporosity of Rubble Pile Asteroid Ryugu and Implications for the Origin of ChondrulesOPEN ACCESS
William Herbst, James P. Greenwood and Teng Ee Yap The Planetary Science Journal, Volume 2, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We use the known surface boulder-size distribution of the C-type rubble pile asteroid…
Exogenous copper sulfide in returned asteroid Itokawa regolith grains are likely relicts of prior impacting bodyOPEN ACCESS
Katherine D. Burgess & Rhonda M. Stroud Communications Earth & Environment, Volume 2, Article number: 115 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Samples from asteroid 25143 Itokawa returned by the Hayabusa mission have been identified…
Geochemistry and Cosmochemistry of potassium stable isotopes
Kun Wang, Weiqiang Li, Shilei Li, Zhen Tian, Piers Koefoed, Xin-Yuan Zheng INVITED REVIEW GeochemistryIn Press, Journal Pre-proof, Available online 9 June 2021 LINK “Stable potassium isotopes are one of the emerging non-traditional isotope systems…
How much water was delivered from the asteroid belt to the Earth after its formation?OPEN ACCESS
Rebecca G. Martin, Mario Livio Accepted for publication in MNRAS Letters PDF (OPEN ACCESS) “The Earth contains between one and ten oceans of water, including water within the mantle, where one ocean is the mass…
Asteroid break-ups and meteorite delivery to Earth the past 500 million yearsOPEN ACCESS
Fredrik Terfelt and Birger Schmitz PNAS June 15, 2021 118 (24) LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Information “The meteoritic material falling on Earth is believed to derive from large break-up or cratering events in…
Evidence for protosolar graphene in Allende and QUE 94366 CV3 meteorites
Chaitanya Giri, Andrew Steele, Marc Fries Planetary and Space ScienceIn Press, Journal Pre-proof, Available online 27 May 2021 LINK “Highlights o Nanoscale graphene is found embedded in refractory inclusions of two different CV3 meteorites, Allende…
Rotational states and shapes of Ryugu and Bennu: Implications for interior structure and strength
J.H. Roberts, O.S. Barnouin, M.G. Daly, K.J. Walsh, M.C. Nolan, R.T. Daly, P. Michel, Y. Zhang, M.E. Perry, G.A. Neumann, J.A. Seabrook, R.W. Gaskell, E.E. Palmer, J.R. Weirich, S. Watanabe, N. Hirata, Na. Hirata, S….
The brittle boulders of dwarf planet CeresOPEN ACCESS
Stefan Schröder, Uri Carsenty, Ernst Hauber, Carol Raymond, Christopher Russell Accepted by the Planetary Science Journal PDF (OPEN ACCESS) Update (15 June 2021): The Planetary Science Journal, Volume 2, Number 3LINK (OPEN ACCESS)PDF (OPEN ACCESS)…
The Surface of (16) Psyche from Thermal Emission and Polarization MappingOPEN ACCESS
Katherine de Kleer, Saverio Cambioni, Michael Shepard To be published in Planetary Science Journal PDF (OPEN ACCESS) Update (6 August 2021): The Planetary Science Journal, Volume 2, Number 4 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The…
Anomalously porous boulders on (162173) Ryugu as primordial materials from its parent body
N. Sakatani, S. Tanaka, T. Okada, T. Fukuhara, L. Riu, S. Sugita, R. Honda, T. Morota, S. Kameda, Y. Yokota, E. Tatsumi, K. Yumoto, N. Hirata, A. Miura, T. Kouyama, H. Senshu, Y. Shimaki, T….
Hydrodynamic escape of an impact-generated reduced proto-atmosphere on EarthOPEN ACCESS
Tatsuya Yoshida, Kiyoshi Kuramoto Monthly Notices of the Royal Astronomical SocietyPublished: 21 May 2021 LINK (OPEN ACCESS) “Recent cosmochemical studies have shown that most of Earth’s building blocks were close to enstatite meteorites in isotopic…
The Tarda Meteorite: A Window into the Formation of D-type AsteroidsOPEN ACCESS
Yves Marrocchi, Guillaume Avice, and Jean-Alix Barrat The Astrophysical Journal Letters, Volume 913, Number 1Published: 19 May 2021 PDF (OPEN ACCESS) LINK “Dynamic models of solar system evolution suggest that D-type asteroids formed beyond Saturn’s…
Silicon and Oxygen Isotope Evolution of the Inner Solar SystemOPEN ACCESS
Ryoji Tanaka, Christian Potiszil and Eizo Nakamura The Planetary Science Journal, Volume 2, Number 3 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Enstatite chondrites have been regarded as major building blocks of the Earth and other differentiated…
Asteroid Magnetization from the Early Solar WindOPEN ACCESS
Atma Anand, Jonathan Carroll-Nellenback, Eric G. Blackman, John A. Tarduno submitted to MNRAS PDF (OPEN ACCESS) Update (25 October 2021, MNRAS, Published: 25 October 2021): LINK “Magnetic fields provide an important probe of the thermal,…
Impacts may provide heat for aqueous alteration and organic solid formation on asteroid parent bodiesOPEN ACCESS
Minami Yasui, Taku Tazawa, Ryohei Hashimoto, Masahiko Arakawa & Kazunori Ogawa Communications Earth & Environment, Volume 2, Article number: 95 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Chemical reactions on asteroid parent bodies, such as aqueous…
The In Situ Exploration of a Relict Ocean World: An Assessment of Potential Landing and Sampling Sites for a Future Mission to the Surface of CeresOPEN ACCESS
Jennifer E. C. Scully, Samantha R. Baker, Julie C. Castillo-Rogez and Debra L. Buczkowski The Planetary Science Journal, Volume 2, Number 3Published: 10 May, 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Dawn orbiter’s exploration of…
Constraints on Chondrule Generation, Disk Dynamics, and Asteroid Accretion from the Compositions of Carbonaceous Meteorites
James F. J. Bryson and Gregory A. Brennecka The Astrophysical Journal, Volume 912, Number 2 LINK The elemental and isotopic compositions of meteorites are expected to reflect several key processes that occurred in the early…
Dynamical evolution of the inner asteroid belt
Stanley F Dermott, Dan Li, Apostolos A Christou, Thomas J J Kehoe, Carl D Murray, J Malcolm Robinson Monthly Notices of the Royal Astronomical SocietyPublished: 17 May 2021 LINK “A determination of the dynamical evolution…
Constraining the Regolith Composition of Asteroid (16) Psyche via Laboratory Near-infrared SpectroscopyOPEN ACCESS
David C. Cantillo, Vishnu Reddy, Benjamin N.L. Sharkey, Neil A. Pearson, Juan A. Sanchez, Matthew R.M. Izawa, Theodore Kareta, Tanner S. Campbell, Om Chabra The Planetary Science Journal, Volume 2, Number 3, published 12 May…
High‐Temperature VIS‐IR Spectroscopy of NH4‐Phyllosilicates
S. De Angelis, M. Ferrari, M.C. De Sanctis, E. Ammannito, A. Raponi, M. Ciarniello Journal of Geophysical ResearchFirst published: 10 May 2021 LINK “Ammonium phyllosilicates have been identified on the dwarf planet Ceres, thanks to…
High-resolution observations of bright boulders on asteroid Ryugu: 1. Size frequency distribution and morphologyOPEN ACCESS
Chiho Sugimoto, Eri Tatsumi, Yuichiro Cho, Tomokatsu Morota, Rie Honda, Shingo Kameda, Yosuhiro, Yokota, Koki Yumoto, Minami Aoki, Daniella N. DellaGiustina, Tatsuhiro Michikami, Takahiro Hiroi, Deborah L. Domingue, Patrick Michel, Stefan E.Schröder, Tomoki Nakamura, Manabu…
Origin of ammoniated phyllosilicates on dwarf planet Ceres and asteroidsOPEN ACCESS
Santosh K. Singh, Alexandre Bergantini, Cheng Zhu, Marco Ferrari, Maria Cristina De Sanctis, Simone De Angelis & Ralf I. Kaiser Nature Communications, Volume 12, Article number: 2690 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The surface…
Resurfacing processes on asteroid (162173) Ryugu caused by an artificial impact of Hayabusa2’s Small Carry-on Impactor
Rie Honda, Masahiko Arakawa, Yuri Shimaki, Kei Shirai, Yasuhiro Yokota, Toshihiko Kadono, Koji Wada, Kazunori Ogawa, Ko Ishibashi, Naoya Sakatani, Satoru Nakazawa, Minami Yasui, Tomokatsu Morota, Shingo Kameda, Eri Tatsumi, Manabu Yamada, Toru Kouyama, Yuichiro…
Evidence from achondrites for a temporal change in Nd nucleosynthetic anomalies within the first 1.5 million years of the inner solar system formation
Paul Frossard, Zhiguo Guo, Mary Spencer, Maud Boyet, Audrey Bouvier Earth and Planetary Science LettersVolume 566, 15 July 2021 LINK “Highlights • Nd isotope composition of planetesimals-derived achondrites is different than planetary bodies (Earth, Mars…
An evolutionary system of mineralogy, Part IV: Planetesimal differentiation and impact mineralization (4566 to 4560 Ma)
Shaunna M. Morrison, Robert M. Hazen American Mineralogist (2021) 106 (5): 730–761 LINK “The fourth installment of the evolutionary system of mineralogy considers two stages of planetesimal mineralogy that occurred early in the history of…
Synthesis of 13C-enriched amino acids with 13C-depleted insoluble organic matter in a formose-type reaction in the early solar systemOPEN ACCESS
Yoshihiro Furukawa, Yoshinari Iwasa, Yoshito Chikaraishi Science Advances, 28 Apr 2021:Vol. 7, no. 18, eabd3575 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Solvent-soluble organic matter (SOM) in meteorites, which includes life’s building molecules, is suspected to originate…
Erosion of volatiles by micro-meteoroid bombardment on Ceres, and comparison to the Moon and MercuryOPEN ACCESS
Petr Pokorný, Erwan Mazarico, Norbert Schorghofer accepted to PSJ PDF (OPEN ACCESS) “(1) Ceres, the largest reservoir of water in the main-belt, was recently visited by the Dawn spacecraft that revealed several areas bearing H2O-ice…
Characterization of Exogenic Boulders on Near-Earth Asteroid (101955) Bennu from OSIRIS-REx Color ImagesOPEN ACCESS
Lucille Le Corre, Vishnu Reddy, William F. Bottke, Daniella N. DellaGiustina, Keara Burke, Jennifer Nolau, Robin B. Van Auken, Dathon R. Golish, Juan Sanchez, Jian-Yang Li, Christian d’Aubigny, Bashar Rizk, Dante Lauretta PDF (OPEN ACCESS)…
Origins of colors variability among C-cluster main-belt asteroidsOPEN ACCESS
Pierre Beck, Olivier Poch IcarusAvailable online: 21 April 2021 LINK Update (6 May 2021): PDF (OPEN ACCESS) “Highlights • A C-type cluster is identified by an SDSS colors & albedo cluster analysis.• The C-cluster matches…
Meteoroids as One of the Sources for Exosphere Formation on Airless Bodies in the Inner Solar SystemOPEN ACCESS
Diego Janches, Alexey A. Berezhnoy, Apostolos A. Christou, Gabriele Cremonese, Takayuki Hirai, Mihály Horányi, Jamie M. Jasinski & Menelaos Sarantos Space Science Reviews, Volume 217, Article number: 50 (2021) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “This…
Characterizing the spectral, microstructural, and chemical effects of solar wind irradiation on the Murchison carbonaceous chondrite through coordinated analyses
D.L. Laczniak, M.S. Thompson, R. Christoffersen, C.A. Dukes, S.J. Clemett, R.V. Morris, L.P. Keller IcarusIn Press, Journal Pre-proof, Available online 17 April 2021 LINK “Highlights • Solar wind irradiation of carbon-rich asteroids simulated using 1 keV/amu…
In search of Bennu analogs: Hapke modeling of meteorite mixturesOPEN ACCESS
F. Merlin, J. D. P. Deshapriya, S. Fornasier, M. A. Barucci, A. Praet, P. H. Hasselmann, B. E. Clark, V. E. Hamilton, A. A. Simon, D. C. Reuter, X.-D. Zou, J.-Y. Li, D. L. Schrader,…
Ejecta distribution from impact craters on Ryugu: Possible origin of the bluer units
Naoyuki Hirata, Ren Ikeya IcarusIn Press, Journal Pre-proof, Available online 15 April 2021 LINK “Highlights • We calculated the distribution of ejecta blankets from actual craters on Ryugu.• Ejecta emplacement could explain the bluish color…
Composition of terrestrial exoplanet atmospheres from meteorite outgassing experimentsOPEN ACCESS
Maggie A. Thompson, Myriam Telus, Laura Schaefer, Jonathan J. Fortney, Toyanath Joshi & David Lederman Nature Astronomy , 1–11 LINK PDF (OPEN ACCESS) “Terrestrial exoplanets likely form initial atmospheres through outgassing during and after accretion,…
The Macroporosity of Rubble Pile Asteroid Ryugu and Implications for the Origin of ChondrulesOPEN ACCESS
William Herbst, James P. Greenwood, Teng Ee Yap Accepted for publication in the Planetary Science Journal PDF (OPEN ACCESS) “We use the known surface boulder-size distribution of the C-type rubble pile asteroid Ryugu (NEA 162173)…
Hayabusa2 Extended Mission: New Voyage to Rendezvous with a Small Asteroid Rotating with a Short PeriodOPEN ACCESS
M. Hirabayashi, Y. Mimasu, N. Sakatani, S. Watanabe, Y. Tsuda, T. Saiki, S. Kikuchi, T. Kouyama, M. Yoshikawa, S. Tanaka, S. Nakazawa, Y. Takei, F. Terui, H. Takeuchi, A. Fujii, T. Iwata, K. Tsumura, S….
Hydrodynamic instability at impact interfaces and planetary implicationsOPEN ACCESS
Avi Ravid, Robert I. Citron & Raymond Jeanloz Nature Communications, Volume 12 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Impact-induced mixing between bolide and target is fundamental to the geochemical evolution of a growing planet, yet aside…
Bennu’s global surface and two candidate sample sites characterized by spectral clustering of OSIRIS-REx multispectral imagesOPEN ACCESS
J. L. Rizos, J. de Leon, J. Licandro, D. R. Golish, H. Campins, E. Tatsumi, M. Popescu, D. N. DellaGiustina, M. Pajola, J.-Y. Li, K. J. Becker, D. S. Lauretta IcarusReceived 12-07-2020 / Accepted 04-02-2021…
A radiolytic origin of organic matter in primitive chondrites and trans-neptunian objects? New clues from ion irradiation experiments
Mathilde Faure, Eric Quirico, Alexandre Faure, Philippe Boduch, Hermann Rothard, Emmanuel Balanzat, Donia Baklouti, Rosario Brunetto, Lydie Bonal, Pierre Beck, Bernard Schmitt IcarusIn Press, Journal Pre-proof, Available online 3 April 2021 LINK “Highlights • Ion…
Early volatile depletion on planetesimals inferred from C–S systematics of iron meteorite parent bodiesOPEN ACCESS
Marc M. Hirschmann, Edwin A. Bergin, Geoff A. Blake, Fred J. Ciesla, and Jie Li PNAS March 30, 2021 118 (13) e2026779118 LINK (OPEN ACCESS)PDF (OPEN ACCESS) manuscript PDF (OPEN ACCESS) “During the formation of…
Quantitative estimates of impact induced crustal erosion during accretion and its influence on the Sm/Nd ratio of the Earth
L. Allibert, S. Charnoz, J. Siebert, S.A. Jacobson, S.N. Raymond IcarusIn Press, Journal Pre-proof, Available online 17 March 2021 LINK “Highlights • Terrestrial planets formation involve highly energetic collisions.• Collisional erosion of differentiated bodies may…
Hydrogen abundance estimation and distribution on (101955) Bennu
A. Praet, M.A. Barucci, B.E. Clark, H.H. Kaplan, A.A. Simon, V.E. Hamilton, J.P. Emery, E.S. Howell, L.F. Lim, X.-D. Zouh, J.-Y. Li, D.C. Reuter, F. Merlin, J.D.P. Deshapriya, S. Fornasier, P.H. Hasselmann, G. Poggiali, S….
Evidence for differentiation of the most primitive small bodiesOPEN ACCESS
B. Carry, P. Vernazza, F. Vachier, M. Neveu, J. Berthier J. Hanus, M. Ferrais, L. Jorda, M. Marsset, M. Viikinkoski, P. Bartczak, R. Behrend, Z. Benkhaldoun, M. Birlan, J. Castillo-Rogez, F. Cipriani, F. Colas, A….
A 4,565-My-old andesite from an extinct chondritic protoplanetOPEN ACCESS
Jean-Alix Barrat, Marc Chaussidon, Akira Yamaguchi, Pierre Beck, Johan Villeneuve, David J. Byrne, Michael W. Broadley, and Bernard Marty PNAS March 16, 2021 118 (11) LINK Update (6 May 2021): PDF (OPEN ACCESS) “The age…
Optical constants of a solar system organic analog and the Allende meteorite in the near and mid-infrared (1.5-13 μm)OPEN ACCESS
Jessica A. Arnold, Alycia J. Weinberger, George Cody, Gorden Videen, Olga Muñoz accepted for publication by PSJ PDF (OPEN ACCESS) “Measurements of visible and near-infrared reflection (0.38-5 μm) and mid to far infrared emission (5-200…
Crater shape as a possible record of the impact environment of metallic bodies: Effects of temperature, impact velocity and impactor densityOPEN ACCESS
Ryo Ogawa, Akiko M. Nakamura, Ayako Suzuki, Sunao Hasegawa Icarus, accepted PDF (OPEN ACCESS) “Metallic bodies that were the cores of differentiated bodies are sources of iron meteorites and are considered to have formed early…
Organic matter and water from asteroid ItokawaOPEN ACCESS
Q. H. S. Chan, A. Stephant, I. A. Franchi, X. Zhao, R. Brunetto, Y. Kebukawa, T. Noguchi, D. Johnson, M. C. Price, K. H. Harriss, M. E. Zolensky & M. M. Grady Scientific Reports 11…
Hybrid accretion of carbonaceous chondrites by radial transport across the Jupiter barrierOPEN ACCESS
Elishevah van Kooten, Martin Schiller, Frederic Moynier, Anders Johansen, Troels Haugboelle, Martin Bizzarro The Astrophysical Journal, 2021, accepted after peer-review PDF (OPEN ACCESS) Update (26 March 2021): The Astrophysical Journal, Volume 910, Number 1 LINK…
Mass and Density of Asteroid (16) PsycheOPEN ACCESS
Lauri Siltala, Mikael Granvik Submitted to ApJL PDF (OPEN ACCESS) “We apply our novel Markov-chain Monte Carlo (MCMC)-based algorithm for asteroid mass estimation to asteroid (16) Psyche, the target of NASA’s eponymous Psyche mission, based…
Visible-infrared spectroscopy of ungrouped and rare meteorites brings further constraints on meteorite-asteroid connectionsOPEN ACCESS
L. Krämer Ruggiu, P. Beck, J. Gattacceca, J. Eschrig IcarusIn Press, Journal Pre-proof, Available online 1 March 2021 LINK Update (6 May 2021): PDF (OPEN ACCESS) “The composition of asteroids gives crucial insights into the…
Chromium isotopic insights into the origin of chondrite parent bodies and the early terrestrial volatile depletion
Ke Zhu 朱柯, Frédéric Moynier, Martin Schiller, Conel M. O’D. Alexander, Jemma Davidson, Devin L. Schrader, Elishevah van Kooten, Martin Bizzarro Geochimica et Cosmochimica ActaAvailable online 27 February 2021 LINK “Chondrites are meteorites from undifferentiated…
129I and 247Cm in meteorites constrain the last astrophysical source of solar r-process elements
Benoit Côté, Marius Eichler, Andrés Yagüe López, Nicole Vassh, Matthew R. Mumpower, Blanka Világos, Benjámin Soós, Almudena Arcones, Trevor M. Sprouse, Rebecca Surman, Marco Pignatari, Mária K. Pető, Benjamin Wehmeyer, Thomas Rauscher, Maria Lugaro Science,…
Space weathering of iron sulfides in the lunar surface environment
Toru Matsumoto, Takaaki Noguchi, Yu Tobimatsu, Dennis Harries, Falko Langenhorst, Akira Miyake, Hiroshi Hidaka Geochimica et Cosmochimica ActaAvailable online 19 February 2021 LINK “Highlights • Space weathering alters lunar iron sulfides and produces iron metal…
Precise initial abundance of Niobium-92 in the Solar System and implications for p-process nucleosynthesis
Makiko K. Haba, Yi-Jen Lai, Jörn-Frederik Wotzlaw, Akira Yamaguchi, Maria Lugaro, and Maria Schönbächler PNAS February 23, 2021 118 (8) LINK “The niobium-92–zirconium-92 (92Nb–92Zr) decay system with a half-life of 37 Ma has great potential…
Dynamic evolution of major element chemistry in protoplanetary disks and its implications for Earth-enstatite chondrite connection
Yoshinori Miyazaki, Jun Korenaga IcarusIn Press, Journal Pre-proof, Available online 19 February 2021 LINK “Chondrites are the likely building blocks of Earth, and identifying the group of chondrite that best represents Earth is a key…
A pebble accretion model for the formation of the terrestrial planets in the Solar SystemOPEN ACCESS
Anders Johansen, Thomas Ronnet, Martin Bizzarro, Martin Schiller, Michiel Lambrechts, Åke Nordlund, Helmut Lammer Science Advances, 17 Feb 2021:Vol. 7, no. 8, eabc0444DOI: 10.1126/sciadv.abc0444 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Pebbles of millimeter sizes are abundant…
A long‐lived planetesimal dynamo powered by core crystallization
Clara Maurel, James F. J. Bryson, Jay Shah, Rajesh V. Chopdekar, L. T. Elkins‐Tanton, C. A. Raymond, Benjamin P. Weiss Geophysical Research LettersFirst published: 11 February 2021 LINK “The existence of numerous iron meteorite groups…
Host-star and exoplanet compositions: a pilot study using a wide binary with a polluted white dwarfOPEN ACCESS
Amy Bonsor, Paula Jofré, Oliver Shorttle, Laura K. Rogers, Siyi Xu, Carl Melis Monthly Notices of the Royal Astronomical SocietyPublished: 10 February 2021 LINK PDF (OPEN ACCESS) “Planets and stars ultimately form out of the…
Detection of a bolide in Jupiter’s atmosphere with Juno UVSOPEN ACCESS
Rohini S. Giles, Thomas K. Greathouse, Joshua A. Kammer, G. Randall Gladstone, Bertrand Bonfond, Vincent Hue, Denis C. Grodent, Jean‐Claude Gérard, Maarten H. Versteeg, Scott J. Bolton, John E. P. Connerney, Steven M. Levin Geophysical…
Alkali metals in white dwarf atmospheres as tracers of ancient planetary crustsOPEN ACCESS
Mark A. Hollands, Pier-Emmanuel Tremblay, Boris T. Gänsicke, Detlev Koester & Nicola Pietro Gentile-Fusillo Nature Astronomy (2021)Published: 11 February 2021 LINK PDF (OPEN ACCESS) “White dwarfs that accrete the debris of tidally disrupted asteroids provide…
Earth and Mars – distinct inner solar system products
Takashi Yoshizaki, William F. McDonough GeochemistryAvailable online 10 February 2021 LINK “Composition of terrestrial planets records planetary accretion, core-mantle and crust-mantle differentiation, and surface processes. Here we compare the compositional models of Earth and Mars…
Jetting during oblique impacts of spherical impactors
Shigeru Wakita, Brandon Johnson, C. Adeene Denton, Thomas M.Davison IcarusAvailable online: 8 February 2021 LINK “Highlights • We examine the efficiency of jetting during oblique impacts.• Oblique impacts produce more jetted ejecta than vertical impacts.•…
A Study of Chromium and Silicon Nitrides in Carbonaceous Chondrites
Leitner J., Vollmer C., Harries D., Kodolányi J., Ott U., et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1878 PDF “We identified Si3N4 and CrN in metal-sulfide grains in a set of carbonaceous…
Hydrated Minerals on B-class Asteroids
Rivkin A. S., Howell E. S., Emery J. P., Richardson M. 52nd Lunar and Planetary Science Conference (2021), Abstract #1945 PDF “B is for Bennu.” / Is that good enough for you? / Spectra disagree.”
Hydrothermal Ammoniation of Chondrites: Implications for Ceres
Izawa M. R. M., Koutoula E., Stancu M.-N., Yamashita S., Okuchi T. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2247 PDF “Hydrothermal reactions between carbonaceous chondrites and ammonia-water solutions do not produce…
Inheritance of Meteoritic Isotopic Anomalies from a Zoned Protosolar Cloud
Jacquet E., Pignatale F. C. 52nd Lunar and Planetary Science Conference (2021), Abstract #1042 PDF “Sequential infall from an isotopically zoned protosolar cloud created the range of isotopic compositions fossilized by CAIs. Bulk meteorites sample…
NRLEE Nucleosynthesis
Meyer B. S., Bermingham K. R., Frizzell K., Mezger K. 52nd Lunar and Planetary Science Conference (2021), Abstract #2598 PDF “NRLEEs are likely some sort of exploding white dwarf stars. They produce neutron-rich iron-group isotopes…
Isotopic Constraints on the Building Blocks of the Solar System
Bermingham K. R., Meyer B. S., Frizzell K., Mezger K. M. 52nd Lunar and Planetary Science Conference (2021), Abstract #2107 PDF “Isotopic variations in meteorites coupled with new nucleosynthesis models are used to constrain the…
Producing Chondrules in the Outer Solar System: The Effect of Ice on Impact Jetting
Cashion M. D., Johnson B. C., Wakita S., Davison T., Krot A. N. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #1737 PDF “In this work, we simulate collisions between bodies of mixed…
In Situ Constraints on the 60Fe Abundance in the Early Solar System
Kodolányi J., Hoppe P., Vollmer C. 52nd Lunar and Planetary Science Conference (2021), Abstract #1291 PDF “New NanoSIMS analyses of old chondrules (Al-Mg age: 1-2 million years after canonical CAIs) do not find significant in…
Oxygen Isotope Reservoirs in the Solar Nebula
Mane P., Desch S. J., Dunham E. T., Williams C. D. 52nd Lunar and Planetary Science Conference 2021, abstract #2566 PDF
Magnetization of Large C-Type Asteroids: A Detectable Consequence of Pebble Accretion?
S. W. Courville, O’Rourke J. G., Castillo-Rogez J. C., Oran R., Weiss B. P. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2355 PDF “The theory of pebble accretion implies that large planetesimals…
Micro-FTIR Imaging and Spectroscopy of Experimentally Space Weathered CM2 Chondrite Murchison
T. D. Glotch, Thompson M. S., Dukes C. A., Loeffler M. J. 52nd Lunar and Planetary Science Conference (2021), Abstract #2004 PDF “Space weathered chondrite: / Micro-infrared data / Show lots of changes.”
Handling and Description of C-Type Asteroid Ryugu Samples Returned by Hayabusa2
T. Yada, Abe M., Nakato A., Yogata K., Miyazaki A. et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2008 PDF “Hayabusa2 returned samples from C-type asteroid Ryugu last December. >5 grams of black…
Short Cosmic-Ray Exposure Ages of CI and CM Chondrites May Reflect Disintegration of Volatile-Rich Asteroids at Perihelion
E. R. D. Scott, Herzog G. F. 52nd Lunar and Planetary Science Conference (2021), Abstract #1833 PDF “Dark, volatile-rich asteroids seem to disintegrate near the Sun. This may explain why CM and CI chondrites have…
Do Water-Rich Carbonaceous Chondrites and the NEA Ryugu Share a Common Parent Body?
W. Neumann, Grott M., Trieloff M. 52nd Lunar and Planetary Science Conference (2021), Abstract #1852 PDF “Properties of CI and CM parent bodies are investigated by fitting the carbonate formation temperature and age data with…
Understanding Space Weathering of Carbonaceous Asteroids Through H+ and He+ Ion Irradiation of the Murchison Meteorite
D. L. Laczniak, Thompson M. S., Christoffersen R., Dukes C. A., Clemett S. J.et al. 52nd Lunar and Planetary Science Conference (2021), Abstract #2361 PDF “Solar wind in the asteroid belt / Helium, hydrogen ions,…
Round up the unusual suspects: Near-Earth Asteroid 17274 (2000 LC16) a plausible D-type parent body of the Tagish Lake meteorite
Gordon M. Gartrelle, Paul S. Hardersen, Matthew R.M. Izawa, Matthew C. Nowinski IcarusIn Press, Journal Pre-proof, Available online 6 February 2021 LINK “Highlights • Spectral, visual, mathematical and Shkuratov radiative transfer analyses have determined near-Earth…
Mid-infrared reflectance spectroscopy of synthetic glass analogs for mercury surface studies
Andreas Morlok, Christian Renggli, Bernard Charlier, Maximilian P. Reitze, Stephan Klemme, Olivier Namur, Martin Sohn, Dayl Martin, Iris Weber, Leksandra N.Stojic, Harald Hiesinger, Katherine H.Joy, Roy Wogelius, Peter Tollan, Cristian Carli, Karin E. Bauch, Joern…
Ceres, a wet planet: The view after Dawn
Thomas B. McCorda, Jean-Philippe Combe, Julie C. Castillo-Rogez, Harry Y. McSween, Thomas H. Prettyman GeochemistryAvailable online 3 February 2021, 125745 LINK “Ceres, a nearly 1000-km diameter body located in the Solar System’s main asteroid belt,…
The aqueous alteration of CM chondrites, a review
M.D. Suttle, A.J. King, P.F. Schofield, H.Bates, S.S. Russell Geochimica et Cosmochimica ActaAvailable online 2 February 2021 LINK “The CM chondrites are samples of primitive water-rich asteroids formed during the early solar system. They record…
Improved method of hydrous mineral detection by latitudinal distribution of 0.7-μm surface reflectance absorption on the asteroid Ryugu
Shingo Kameda, Yasuhiro Yokota, Toru Kouyama, Eri Tatsumi, Marika Ishida, Tomokatsu Morota, Rie Honda, Naoya Sakatani, Manabu Yamada, Moe Matsuoka, Hidehiko Suzuki, Yuichiro Choe, Masahiko Hayakawa, Chikatoshi Honda, Hirotaka Sawada, Kazuo Yoshioka, Kazunori Ogawa, Seiji…
Cohesion of regolith: Measurements of meteorite powdersOPEN ACCESS
Yuuya Nagaashi, Takanobu Aoki, Akiko M. Nakamura Accepted for publication in Icarus PDF (OPEN ACCESS) Update (6 February 2021): LINK “The cohesion of particles has a significant effect on the properties of small bodies. In…
Primordial porous structure of chondrite parent bodies due to self-gravityOPEN ACCESS
Tomomi Omura, Akiko M. Nakamura Accepted for publication in The Planetary Science Journal PDF (OPEN ACCESS) “The porosity of an asteroid is important when studying the evolution of our solar system through small bodies and…
Implications of High Polarization Degree for the Surface State of RyuguOPEN ACCESS
Daisuke Kuroda, Jooyeon Geem, Hiroshi Akitaya, Sunho Jin, Jun Takahashi, Koki Takahashi, Hiroyuki Naito, Kana Makino, Tomohiko Sekiguchi, Yoonsoo P. Bach, Jinguk Seo, Shuji Sato, Hiroshi Sasago, Koji S. Kawabata, Aoi Kawakami, Miyako Tozuka, Makoto…
Space Weathering within C-Complex Main Belt Asteroid FamiliesOPEN ACCESS
Cristina A. Thomas, David E. Trilling, Andrew S. Rivkin, Tyler Linder to be published in the Astronomical Journal PDF (OPEN ACCESS) “Using data from the Sloan Digital Sky Survey Moving Object Catalog, we study color…
Bifurcation of planetary building blocks during Solar System formationOPEN ACCESS
Tim Lichtenberg, Joanna Dra̧żkowska, Maria Schönbächler, Gregor J. Golabek, Thomas O. Hands Science, 22 Jan 2021Vol. 371, Issue 6527, pp. 365-370 PDF (OPEN ACCESS) Published 21 January 2021; authors’ version LINK Supplementary Materials (PDF) “Geochemical…
A very early origin of isotopically distinct nitrogen in inner Solar System protoplanetsOPEN ACCESS
Damanveer S. Grewal, Rajdeep Dasgupta & Bernard Marty Nature Astronomy (2021) LINK Preprint (differs from the journal version) PDF (OPEN ACCESS)Journal PDF (OPEN ACCESS) “Understanding the origin of life-essential volatiles such as nitrogen (N) in…
Salt – A critical material to consider when exploring the solar system
M.R.M. Izawa, P.L. King, P. Vernazza, J.A. Berger, W.A. McCutcheon IcarusAvailable online 20 January 2021 LINK “Highlights • Mid-IR spectra of mixtures of salt and E, C, and O chondrites are reported.• Intimate mixtures of…
Fe‐redox changes in Itokawa space‐weathered rimsOPEN ACCESS
L. J. Hicks, J. C. Bridges, T. Noguchi, A. Miyake, J. D. Piercy, S. H. Baker Meteoritics & Planetary ScienceVersion of Record online: 18 January 2021 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Synchrotron Fe‐K X‐ray absorption…
Calathus: A sample-return mission to Ceres
Oriane Gassot, Paolo Panicucci, Giacomo Acciarini, Helena Bates, Manel Caballero, Pamela Cambianica, Maciej Dziewiecki, Zelia Dionnet, Florine Enengl, Selina-Barbara Gerig, Felix Hessinger, Lucy Kissick, Moritz Novak, Carmine Pellegrino, Angèle Pontoni, Tânia M.Ribeiro, Clemens Riegler, Nini…
Nickel isotopic evidence for late-stage accretion of Mercury-like differentiated planetary embryosOPEN ACCESS
Shui-Jiong Wang, Wenzhong Wang, Jian-Ming Zhu, Zhongqing Wu, Jingao Liu, Guilin Han, Fang-Zhen Teng, Shichun Huang, Hongjie Wu, Yujian Wang, Guangliang Wu & Weihan Li Nature Communications, Volume 12, Article number: 294 (2021) LINK (OPEN…
Dwarf planet (1) Ceres surface bluing due to high porosity resulting from sublimationOPEN ACCESS
Stefan E. Schröder, Olivier Poch, Marco Ferrari, Simone De Angelis, Robin Sultana, Sandra M. Potin, Pierre Beck, Maria Cristina De Sanctis & Bernard Schmitt Nature Communications 12 , 1–9 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The…
Heating events in the nascent solar system recorded by rare earth element isotopic fractionation in refractory inclusionsOPEN ACCESS
J. Y. Hu, N. Dauphas, F. L. H. Tissot, R. Yokochi, T. J. Ireland, Z. Zhang, A. M. Davis, F. J. Ciesla, L. Grossman, B. L. A. Charlier, M. Roskosz, E. E. Alp, M. Y….
Thermally altered subsurface material of asteroid (162173) Ryugu
K. Kitazato, R. E. Milliken, T. Iwata, M. Abe, M. Ohtake, S. Matsuura, Y. Takagi, T. Nakamura, T. Hiroi, M. Matsuoka, L. Riu, Y. Nakauchi, K. Tsumura, T. Arai, H. Senshu, N. Hirata, M. A….
History of the solar nebula from meteorite paleomagnetismOPEN ACCESS
Benjamin P. Weiss, Xue-Ning Bai and Roger R. Fu Science Advances 01 Jan 2021:Vol. 7, no. 1, eaba5967DOI: 10.1126/sciadv.aba5967 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Supplementary Materials “We review recent advances in our understanding of magnetism…
Organic Material on Ceres: Insights from Visible and Infrared Space ObservationsOPEN ACCESS
Andrea Raponi, Maria Cristina De Sanctis, Filippo Giacomo Carrozzo, Mauro Ciarniello, Batiste Rousseau, Marco Ferrari , Eleonora Ammannito, Simone De Angelis, Vassilissa Vinogradoff, Julie C. Castillo-Rogez, Federico Tosi, Alessandro Frigeri, Michelangelo Formisano, Francesca Zambon, Carol…
Al‐Mg isotopic study of spinel‐rich fine‐grained CAIs
Glenn J. MacPherson, Alexander N. Krot, Kazuhide Nagashima Meteoritics & Planetary ScienceFirst published: 23 December 2020 LINK “High‐precision SIMS analyses of seven spinel‐rich fine‐grained CAIs from the CV3 chondrites Efremovka, Kaba, and Vigarano and the…
Formation of Venus, Earth and Mars: Constrained by Isotopes
Helmut Lammer, Ramon Brasser, Anders Johansen, Manuel Scherf & Martin Leitzinger Space Science ReviewsPublished: 22 December 2020 LINKUpdate (12 February 2021); PDF (OPEN ACCESS) “Here we discuss the current state of knowledge of terrestrial planet…
Meteoritic evidence for a Ceres-sized water-rich carbonaceous chondrite parent asteroid
V. E. Hamilton, C. A. Goodrich, A. H. Treiman, H. C. Connolly Jr, M. E. Zolensky & M. H. Shaddad Nature Astronomy (2020)Published: 21 December 2020 LINK “Carbonaceous chondrite meteorites record the earliest stages of…
Nature of bright C-complex asteroidsOPEN ACCESS
Sunao Hasegawa, Toshihiro Kasuga, Fumihiko Usui, Daisuke Kuroda accepted for publication in PASJ PDF (OPEN ACCESS) “Most C-complex asteroids have albedo values less than 0.1, but there are some high-albedo (bright) C-complex asteroids with albedo…
Spectral analysis of craters on (101955) Bennu
J.D.P. Deshapriya, M.A. Barucci, E.B. Bierhaus, S. Fornasier, P.H. Hasselmann, F. Merlin, B.E. Clark, A. Praet, M. Fulchignoni, A.A. Simon, Victoria E. Hamilton, E.A. Cloutis, C. Lantz, X.D. Zou, J.-Y. Li, D.C. Reuter, J.R. Brucato,…
Assessment of Cr isotopic heterogeneities of volatile-rich asteroids based on multiple planet formation modelsOPEN ACCESS
Ryota Fukai, Sota Arakawa accepted for publication in The Astrophysical Journal (Volume 908, Number 1) PDF (OPEN ACCESS) Update (15 February 2021): LINK “Describing the comprehensive evolutionary scenario for asteroids is key to explaining the…
Isotopic signatures as tools to reconstruct the primordial architecture of the Solar System
Jan Render, Gregory A. Brennecka Earth and Planetary Science LettersAvailable online 10 December 2020 LINK “Highlights • Angrites and eucrites exhibit nucleosynthetic anomalies in Nd and Zr isotopes.• These isotopic signatures are consistent with deficits…
Spectral characterization of the craters of Ryugu as observed by the NIRS3 instrument on-board Hayabusa2
L. Riu, C. Pilorget, R. Milliken, K. Kitazato, T. Nakamura, Y. Cho, M. Matsuoka, S. Sugita, M. Abe, S. Matsuura, M. Ohtake, S. Kameda, N. Sakatani, E. Tatsumi, Y. Yokota, T. Iwata IcarusIn Press, Journal…
Thermal emission measurements of ordinary chondrite mineral analogs in a simulated asteroid environment: 2. Representative mineral mixtures
Michael S. Bramble, Ralph E. Milliken, William R. Patterson IcarusIn Press, Journal Pre-proof, Available online 8 December 2020 LINK “Highlights • The thermal emission of mineral mixtures was analyzed in a simulated asteroid environment.• The…
Spin evolution of Ceres and Vesta due to impacts
Xiaochen Mao, William B. McKinnon Meteoritics & Planetary ScienceVersion of Record online: 05 December 2020 LINK “All asteroid spins evolve due to collisions. Geophysical analysis (Mao and McKinnon 2018b) implies Ceres might have been modestly…
Arrival and magnetization of carbonaceous chondrites in the asteroid belt before 4562 million years agoOPEN ACCESS
Timothy O’Brien, John A. Tarduno, Atma Anand, Aleksey V. Smirnov, Eric G. Blackman, Jonathan Carroll-Nellenback & Alexander N. Krot Communications Earth & Environment, Volume 1, Article number: 54 (2020) LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Meteorite…
Nucleosynthesis of an 11.8 M ⊙ Supernova with 3D Simulation of the Inner Ejecta: Overall Yields and Implications for Short-lived Radionuclides in the Early Solar System
A. Sieverding, B. Müller, and Y.-Z. Qian The Astrophysical Journal, Volume 904, Number 2Published: 1 December 2020 LINK “Based on a 3D supernova simulation of an 11.8 M ⊙ progenitor model with an initial solar…
Spectrophotometric analysis of the Ryugu rock seen by MASCOT: Searching for a carbonaceous chondrite analogOPEN ACCESS
Stefan Schröder, Katharina Otto, Hannah Scharf, Klaus-Dieter Matz, Nicole Schmitz, Frank Scholten, Stefano Mottola, Frank Trauthan, Alexander Koncz, Harald Michaelis, Ralf Jaumann, Tra-Mi Ho, Hikaru Yabuta, Seiji Sugita Submitted to Planetary Science Journal PDF (OPEN…
Variable refractory lithophile element compositions of planetary building blocksOPEN ACCESS
Takashi Yoshizaki, Richard D. Ash, Marc D. Lipella, Tetsuya Yokoyama, William F. McDonough PDF (OPEN ACCESS) “Chondrites are undifferentiated sediments of materials left over from the earliest stage of the solar system history, and are…
Early solar system aqueous activity: K isotope evidence from Allende
Yun Jiang, Piers Koefoed, Olga Pravdivtseva, Heng Chen, Chun‐Hui Li, Fang Huang, Li‐Ping Qin, Jia Liu, Kun Wang Meteoritics & Planetary ScienceVersion of Record online: 24 November 2020 LINK “The alkali element K is moderately…
Observational constraints on the likelihood of 26Al in planet-forming environmentsOPEN ACCESS
Megan Reiter accepted to A&A Letters PDF (OPEN ACCESS) “Recent work suggests that 26Al may determine the water budget in terrestrial exoplanets as its radioactive decay dehydrates planetesimals leading to rockier compositions. Here I consider…
Phase reddening on asteroid Bennu from visible and near-infrared spectroscopyOPEN ACCESS
S. Fornasier, P. H. Hasselmann, J. D. P Deshapriya, M. A. Barucci, B. E. Clark, A. Praet, V. E. Hamilton, A. Simon, J-Y. Li, E. A. Cloutis, F. Merlin, X-D. Zou, D. S. Lauretta Astronomy…
The NC-CC Isotope Dichotomy: Implications for the Chemical and Isotopic Evolution of the Early Solar System
Katherine R. Bermingham, Evelyn Füri, Katharina Lodders & Bernard Marty Space Science Reviews, Volume 216, Article number: 133 (2020) LINK “Understanding the formation of our planetary system requires identification of the materials from which it…
Astronomical context of Solar System formation from molybdenum isotopes in meteorite inclusions
Gregory A. Brennecka, Christoph Burkhardt, Gerrit Budde, Thomas S. Kruijer, Francis Nimmo, Thorsten Kleine Science 13 Nov 2020:Vol. 370, Issue 6518, pp. 837-840DOI: 10.1126/science.aaz8482 LINK “Calcium-aluminum–rich inclusions (CAIs) in meteorites are the first solids to…
Oxygen-isotope systematics of chondrules and olivine fragments from Tagish Lake C2 chondrite: Implications of chondrule-forming regions in protoplanetary diskOPEN ACCESS
Takayuki Ushikubo, Makoto Kimura Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 12 November 2020 LINK (OPEN ACCESS) “Highlights: • Oxygen isotopic systematics of chondrules and olivine fragments of Tagish Lake meteorite were studied.•…
Photometry of asteroid (101955) Bennu with OVIRS on OSIRIS-REx
Xiao-Duan Zou, Jian-Yang Li, Beth E. Clark, Dathon R. Golish, Salvatore Ferrone, Amy A. Simon, Dennis C. Reuter, Deborah L. Domingue, Hannah Kaplan, Maria Antonietta Barucci, Sonia Fornasiere, Alice Praet, Pedro Henrique Hasselmann, Carina Bennett,…
A probabilistic approach to determination of Ceres’ average surface composition from Dawn VIR and GRaND dataOPEN ACCESS
H. Kurokawa, B. L. Ehlmann, M. C. De Sanctis, M. G. A. Lapôtre, T. Usui, N. T. Stein, T. H. Prettyman, A. Raponi, M. Ciarniello accepted for publication in JGR: Planets PDF (OPEN ACCESS) “The…
New constraints from 26Al-26Mg chronology of anorthite bearing chondrules in unequilibrated ordinary chondrites
Guillaume Siron, Kohei Fukuda, Makoto Kimura, Noriko T. Kita Geochimica et Cosmochimica ActaIn press, journal pre-proof, Available online 1 November 2020 LINK “26Al-26Mg ages were determined for 14 anorthite-bearing chondrules from five different unequilibrated ordinary…
Meteoritical Bulletin updates
- Oued El Hamim 003 (Eucrite)
- Northwest Africa 18237 (Ureilite)
- Northwest Africa 18222 (Ureilite)
- Northwest Africa 18223 (Eucrite)
- Northwest Africa 18206 (Eucrite-melt breccia)
- Northwest Africa 18205 (H3)
- Northwest Africa 18122 (Eucrite)
- Ganq 027 (L3)
- Dalangtan 004 (H3)
- Northwest Africa 18188 (LL3)
- Hammadah al Hamra 348 (Ureilite)
- Gadamis 010 (Angrite)
- Northwest Africa 18184 (CV3)
- Sabkhat Arryd 002 (Eucrite-pmict)
- Northwest Africa 18180 (H3)
- Northwest Africa 18181 (L3)
- Northwest Africa 18183 (Eucrite-melt breccia)
- Yagan 003 (LL3)
- Northwest Africa 18164 (CK3)
- Northwest Africa 18163 (Winonaite)
