Differentiated inner solar system debris as a major component of some carbonaceous chondritesOPEN ACCESS
Ling-Zhi Hu, Maxence Regnault, Philipp Gleißner, Ninja Braukmüller, Ashley J. King, Anne Lindner, Harry Becker Earth and Planetary Science Letters, Available online 7 September 2026 LINK + PDF (OPEN ACCESS) “Highlights “Carbonaceous chondrites (CCs) exhibit…
A non-Vestan, eucrite-like pyroxene grain from asteroid (101955) BennuOPEN ACCESS
Zoë E. Wilbur, Timothy J. McCoy, Catherine M. Corrigan, Kazuhide Nagashima, Gary R. Huss, L. Robert Wardell, Timothy Gooding, Timothy R. Rose, Victoria E. Hamilton, Jessica J. Barnes, Kevin J. Walsh, Sara S. Russell, Daniella…
Heterogenous 48Ca isotopic anomalies in a diverse suite of refractory inclusions, insights into the primordial Solar SystemOPEN ACCESS
Justin I. Simon, Rosalind M.G. Armytage Earth and Planetary Science Letters, Available online 7 September 2026 LINK + PDF (OPEN ACCESS) “Highlights “Thermal ionization mass spectrometry measurements of non-mass-dependent calcium isotope effects in calcium-aluminum-rich refractory…
Adsorption of Meteoritic Sugars on Forsterite Surfaces: A First-Principles StudyOPEN ACCESS
Abu Asaduzzaman ACS Earth and Space Chemistry, 17 September 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Sugar-related organic molecules identified in carbonaceous meteorites provide key insight into the extraterrestrial inventory of prebiotic compounds. Here, density functional…
Planetesimal compositions governed by aerodynamic sorting from the onset of Solar System formation
Damanveer S. Grewal, Zhongtian Zhang & Joanna Drążkowska Nature Astronomy, Published: 18 September 2026 LINK “Carbonaceous (CC) chondrites from the outer Solar System are mixtures of fine-grained, volatile-rich matrix and thermally sintered, volatile-poor chondrules. Among…
Probing the Taxonomic Diversity of the Small Near-Earth Object PopulationOPEN ACCESS
Andy J. López-Oquendo, David E. Trilling, Michael Mommert and Michaël Marsset The Planetary Science Journal, Volume 7, Number 9, published: 17 September 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Small near-Earth objects (NEOs) represent the immediate…
Direct Molecular-scale Insight into Soluble Organic Matter from the Murchison and Aguas Zarcas Meteorites Enabled by 21T FT-ICR MS and Single-molecule HR-AFM ImagingOPEN ACCESS
Joseph W. Frye-Jones, Martha L. Aguilera, Percy Zahl, Alan G. Marshall and Ryan P. Rodgers The Planetary Science Journal, Volume 7, Number 9 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Organic material in the Murchison and Aguas…
Low, variable cohesion between Bennu regolith particles indicated by atomic force microscopy of returned samplesOPEN ACCESS
Keanna Jardine, Christian Hoover, Ronald-Louis Ballouz, Anthony Woolson, Paul Sánchez, Jens Biele, Andrew Ryan, Robert Macke, Harold Connolly Jr, Dante Lauretta Nature, this is a preprint; it has not been peer reviewed by a journal,…
Determining elemental composition in laboratory meteorite ablation spectra through radiative transfer modelingOPEN ACCESS
Adriana Pisarčíková, Jiří Borovička, Pavol Matlovič PDF (OPEN ACCESS) Update (19 September 2026): Icarus, available online 19 September 2026 LINK “Laboratory simulations of meteor ablation provide a critical quantitative link between the chemical composition of…
Zeolite formation via aqueous alteration of calcium-aluminum-rich inclusions on the CR and CV parent asteroids
M. A. Ivanova, S. N. Britvin, A. N. Krot, K. Nagashima, N. G. Zinovieva MAPS, Version of Record online: 14 September 2026 LINK “We describe here zeolites and zeolite-like phases in Ca,Al-inclusions (CAIs) from Kaidun…
OSIRIS-REx Returned a Pristine Sample of Asteroid Bennu: Takeaways from the Mission’s Contamination Control and Knowledge ProgramOPEN ACCESS
Jason P. Dworkin, Scott A. Sandford, Nicole G. Lunning, Kevin Righter, Charles C. Lorentson, Daniel P. Glavin, Kathie L. Thomas-Keprta, Loan Le, Catherine M. Corrigan, Timothy J. McCoy, Edward B. Bierhaus, Jose C. Aponte, Angel…
The iron mineralogy of Bennu samples: similarities and variations among CI chondritic materialsOPEN ACCESS
Kana Amano, Jean-Christophe Viennet, Pierre Beck, Sergey Yaroslavtsev, Dimitrios Bessas, Aleksandr Chumakov, Jean-Philippe Celse, Ludovic Delbes, Tomoki Nakamura, Yuma Enokido, Kanako Sakamoto, Shogo Tachibana, Mathieu Roskosz Geochimica et Cosmochimica Acta, Available online 11 September 2026…
The Dingle Dell (L6) meteorite fall: In-depth characterization of an L chondrite with some LL-like properties originating from the inner main belt
Seamus L. Anderson, Gretchen K. Benedix, Lucy V. Forman, Luke Daly, Belinda Godel, Lionel Esteban, Matthias M.M. Meier, Colin Maden, Henner Busemann, Qing-Zhu Yin, Matthew E. Sanborn, Karen Ziegler, Jon M. Friedrich, Kees C. Welten,…
Complexity of baddeleyite microstructure and Pb-Pb age in lunar gabbroic breccias: implications for the NWA 773 Clan chronology
Liying Huang, Lee Francis White, Xuchao Zhao, Mahesh Anand, Muhammad Zeeshan Mughal, Yuchen Xu, Yang Liu, Yongliao Zou Geochimica et Cosmochimica Acta, in Press, Journal Pre-proof, Available online 9 September 2026 LINK “Baddeleyite (monoclinic-ZrO2) is…
Calibration of CNEOS Fireball Velocities and the Robustness of Nominally Hyperbolic EventsOPEN ACCESS
Volkan Duran, Abraham Loeb PDF (OPEN ACCESS) “The NASA/JPL CNEOS Fireball Data catalogue provides a near-global record of bright atmospheric entries but does not report per-event velocity covariance. We calibrate its kinematic accuracy using 19…
Revisiting olivine-phyric shergottites: Pyroxene crystallization pressure and the role of undercoolingOPEN ACCESS
Roger H. Hewins, Brigitte Zanda, Arnaud Duverger MAPS, Version of Record online: 09 September 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Shergottites are the most abundant meteorites from Mars and a major source of information on…
Photochemical effects of Mars-like UV irradiation on carboxylic acids in carbonaceous chondrites and expectations for abiotic background organics on MarsOPEN ACCESS
D. K. Buckner, J. C. Aponte, A. C. Schuerger, D. I. Foustoukos, F. Seguin, M. B. Wilhelm, G. Cooper, A. J. Williams MAPS, Version of Record online: 04 September 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS)…
Beyond the Urey-Craig diagram: a ternary framework for iron redox evolution during aqueous alteration of carbonaceous chondrites
Damanveer S. Grewal, Zhongtian Zhang Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 3 September 2026 LINK “Water-rock reactions during aqueous alteration were critical in establishing the redox state of early Solar System…
The log-logistic evolution of meteorite friability and implications for asteroid regolithOPEN ACCESS
Suraj Bhatt, Laurence A. J. Garvie, Desireé Cotto-Figueroa, Erik Asphaug & Christian G. Hoover Nature Communications Earth & Environment, Published: 01 September 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Friability of meteorites, the tendency to crumble…
Textures of Chassignite meteorites: Clues to cumulate formation and early deformation processes on MarsOPEN ACCESS
N. Meunier-Mili, M.-A. Kaczmarek, M. Bystricky Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 1 September 2026 LINK + PDF (OPEN ACCESS) “Chassignite meteorites are martian achondrites that display a magmatic cumulate texture…
