Oxygen isotope systematics of petrographically and chemically rare chondrules from the NWA 6991 (CV3) chondrite: Implications for chondrule precursors and radial transport in the protoplanetary diskOPEN ACCESS
Takuma Sumitani, Kohei Fukuda, Takayuki Ushikubo, Rei Kanemaru, Noriko T. Kita, Koki Tsutsui, Changkun Park, Hwayoung Kim, Pilmo Kang, Kentaro Terada Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 7 May 2026 LINK +…
An unsupervised machine learning approach to iron meteorite classificationOPEN ACCESS
Louis-Alexandre Lobanov, Hilary Downes MAPS, Version of Record online: 07 May 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Iron meteorites are usually classified manually using bivariate elemental plots. This study extends iron meteorite classification into multi-element…
Analysis of hydrogen, carbon, oxygen, sulfur, chlorine, and mercury in samples returned from asteroid (101955) BennuOPEN ACCESS
Hisayoshi Yurimoto, Shogo Tachibana, Hisashi Homma, Shintaro Komatani, Tomoaki Watanabe, Kazuko Motomura, Yoshinobu Hosoi, Satoru Tanaka, Mai Sakaguchi, Noriyuki Kawasaki, Jessica J. Barnes, Ann N. Nguyen, Harold. C. Connolly Jr., Dante S. Lauretta MAPS, Version…
Network structure of solar wind implanted on small celestial body surface
Sohei Wada, Ken-ichi Bajo, Hisayoshi Yurimoto MAPS, Version of Record online: 07 May 2026 LINK “The surfaces of small celestial bodies are continuously modified by space weathering and surface gardening, yet their interaction remains poorly…
Anhydrous minerals in asteroid Bennu: Evidence for well-preserved primordial components
S. S. Russell, I. A. Franchi, T. Salge, X. Zhao, R. H. Jones, A. J. King, N. V. Almeida, P. F. Schofield, H. C. Bates, E. A. Cortes-Calderon, N. Kawasaki, Y. Yurimoto, Y. Marrocchi, G….
Constraints for Nuclear Astrophysics from an Unusual Presolar Silicate-Oxide Aggregate Grain Found in Primitive Ordinary Chondrite Meteorite Hills 00526OPEN ACCESS
Larry R. Nittler, Jens Barosch, Conel M. O’D. Alexander, Jianhua Wang Submitted on 3 May 2026 PDF (OPEN ACCESS) “We report O, Mg-Al, Si, Ca, and Ti isotopic data for an unusual presolar oxide/silicate aggregate…
Fusion crust of stony meteorites: From the observation spectrum to the initial meteoroid matter
Evgeniya V. Petrova, Victor I. Grokhovsky, Anna Kartashova Icarus, In Press, Journal Pre-proof, Available online 3 May 2026 LINK “Highlights “Fragmentation, ablation and significant loss of mass occur when the meteoroid passes through the Earth’s…
EBSD Analysis of Iron‐Nickel Metal in H Chondrites: 1. Evidence for Disruption and Re‐Accretion of Parent Asteroid
Yexin Luo, Aicheng Zhang, Qing Lin, Xingmei Shan, Zhimao Du, Mingbao Li, Qi Li, Xiuhong Liao, Shaolin Li JGR Planets, First Published: 30 April 2026 LINK “Key Points “Ordinary chondrites, sourced from S-type asteroids, provide…
Oxygen Isotopic Compositions of Chondrules as Probes of Solar Protoplanetary Disk FormationOPEN ACCESS
Sota Arakawa, Takayuki Ushikubo, Ryosuke T. Tominaga DRAFT VERSION APRIL 29, 2026 PDF (OPEN ACCESS) “Chondrules are thought to have formed during transient flash-heating events in dust-enriched regions of the solar protoplanetary disk. Although laboratory…
Do all asteroids break down in the same way?OPEN ACCESS
Nicole Latsia, Erika Kaufmann, Georgios Tsirvoulis, Heikki Suhonen, Mikael Granvik , Johan Borg, Axel Hagermann IcarusAvailable online 27 April 2026, 117130 LINK + PDF (OPEN ACCESS) “Highlights “Thermal fatigue is considered a primary mechanism driving…
Zadzim (prov.) iron meteorite fall (2.869 kg) in Zadzim commune, Poddębice County, Łódź Voivodeship, Poland at 18:53:59 UTC on 17 April 2026
Last update: 26 April 2026 (23:59 CEST) During the evening and until 4 a.m. at night after the instrumentally detected meteorite fall Skytinel’s founder Mateusz Żmija worked on a first analysis of data provided by…
Turbulent infall onto class 0 disks as cause of CAI brief condensation episode in the solar systemOPEN ACCESS
Jiachen Zheng, Xing Wei, Hongping Deng, Wenrui Xu, Douglas N. C. Lin PDF (OPEN ACCESS) “Calcium-aluminum-rich inclusions (CAIs) in carbonaceous chondritic meteorites are the oldest relics in the solar system. Notably, their radiogenic age feature…
The Fusion Crust of Meteorites is the Result of Changes in the Meteoroid Material under the Influence of Atmospheric Ablation
E. V. Petrova & V. I. Grokhovsky Solar System Research, Volume 60, article number 28, Published: 13 April 2026 LINK “The paper provides an overview of the phenomenon of “fusion crust of chondrites.” The processes…
Spectral Similarity in the Thermal Infrared between Sulfide-rich Carbonaceous Chondrite Meteorites, Jupiter Trojans, and Other D- and P-type AsteroidsOPEN ACCESS
Helena C. Bates, Ashley J. King, Kerri L. Donaldson Hanna, Audrey C. Martin, Joshua P. Emery, Neil E. Bowles and Sara S. Russell The Planetary Science Journal, Volume 7, Number 4, Published: 23 April 2026…
Timescales of CM carbonaceous chondrite aqueous alteration determined by kinetic modellingOPEN ACCESS
Robin L. Haller, Martin R. Lee, Mark E. Hodson Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 22 April 2026 LINK + PDF (OPEN ACCESS) “Mighei-like (CM) meteorites are the most abundant group…
Non-equilibrium condensation of the first Solar System solidsOPEN ACCESS
Sébastien Charnoz, Jérôme Aléon, Marc Chaussidon, Paolo A. Sossi, Yves Marrocchi & Patrick Franco Nature, Volume 652, pages 925–930, Published: 22 April 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Primitive meteorites (chondrites) consist of an out-of-equilibrium…
Thermal Processing History of the Solar System’s First Solids Inferred from Isotope Fractionation of Refractory ElementsOPEN ACCESS
Yankun Di, François L. H. Tissot, Qing-Zhu Yin, Christopher Mornement, Trevor R. Ireland, and Yuri Amelin The Astrophysical Journal, Volume 1002, Number 1, Published: 21 April 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We present analyses…
Carbonaceous Chondrites provide evidence for late-stage planetesimal formation in a pressure bumpOPEN ACCESS
Nerea Gurrutxaga, Joanna Drazkowska, Vignesh Vaikundaraman, Thorsten Kleine Accepted for publication in ApJ, draft version April 21, 2026 PDF (OPEN ACCESS) “Carbonaceous chondrites are samples from planetesimals that formed 2-4 million years after solar system…
Aqueous alteration in C2-ung Bells through the analysis of carbonates – Does a CR origin ring true?OPEN ACCESS
L. J. Riches, M. D. Suttle, I. A. Franchi, X. Zhao, M. M. Grady MAPS, Version of Record online: 20 April 2026 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Bells is an ungrouped carbonaceous chondrite that…
Analytical Description of Fragment Mass Distributions at Disruption of Cosmic Bodies in the Atmosphere and in Impact Experiments
I. G. Brykina & L. A. Egorova Solar System Research, Volume 60, article number 31, Published: 18 April 2026 LINK “The mass distributions of unevaporated fragments of meteoroids and asteroids disrupted in the atmosphere, as…
Correlative Microstructural Analysis of a Weathered Nantan Meteorite FragmentOPEN ACCESS
Graeme J. Francolini, Brendan V. Dyck, Paul Mack, Ben Britton Preprint submitted to Elsevier PDF (OPEN ACCESS) “The weathering of iron-rich phases within meteorites is a multi-stage process that significantly alters the microstructure and chemical…
Terrestrial formation of calcium sulfate and carbonate assemblages in Atacama CO chondrites: Implications for Martian evaporitic environments
Gabriel A. Pinto, Vinciane Debaille, Jolantha Eschrig, Alexandre Corgne, Kevin Soto, Thierry Leduc, Sophie Decree, Steven Goderis Icarus, In Press, Journal Pre-proof, Available online 15 April 2026 LINK “Highlights “Evaporites are frequently reported in carbonaceous…
The effect of terrestrial weathering on the mineralogy and petrologic (sub)types of CM chondrites explored by kinetic modeling and laboratory experimentsOPEN ACCESS
Robin L. Haller, Martin R. Lee, Mark E. Hodson MAPS, Version of Record online: 15 April 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Terrestrial weathering alters the chemical and isotopic composition, and mineralogy, of meteorites; its…
Direct observation of organic molecules in asteroid Ryugu revealed by high-resolution atomic force microscopeOPEN ACCESS
Kota Iwata, Yasuhiro Oba, Hiroshi Naraoka, Hikaru Yabuta, Shogo Tachibana & Yoshiaki Sugimoto Nature Communications, Volume 17, Article number: 3416 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “A diverse variety of organic matter exists in space. Since…
Carbon and oxygen isotope compositions in calcite from the CM chondrites Aguas Zarcas and MIL 13005: Implications for O and C sources and alteration conditions
S.P. Goudy, M. Telus, K. Nagashima, G.R. Huss Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 12 April 2026 LINK “Here we present petrographic, O isotope, and C isotope data on calcite and…
Influence of Fe-Rich Materials on the Evolution of Amino Acids under Asteroidal Aqueous Alteration
Yuanyuan He, Laurent Remusat, Marceau Lecasble, David Boulesteix, Nadezda Khodorova, François Baudin, Arnaud Buch, Sylvain Bernard ACS Earth and Space Chemistry, 18 March, 2026 LINK “Amino acids have been detected in carbonaceous chondrites, with abundances…
Distribution of extraterrestrial nucleobases, other N-heterocycles, and their precursors in a sample from asteroid BennuOPEN ACCESS
Yasuhiro Oba, Toshiki Koga, Yoshinori Takano, Hiroshi Naraoka, Yuta Hirakawa, Sako Sunami, Yoshihiro Furukawa, Tomoya Yamazaki, Takuto Tomaru, Jason P. Dworkin, Daniel P. Glavin, Harold C. Connolly Jr & Dante S. Lauretta Communications Chemistry, Volume…
Preparing and characterising new carbonaceous chondrite reference materials for verification of ESA’s PROSPECT package
R.J. Windmill, J.I. Mortimer, M. Anand, A.B. Verchovsky, S. Nicoara, R.C. Greenwood, J. Carpenter Advances in Space ResearchAvailable online 7 April 2026 LINK “The European Space Agency’s PROSPECT payload consists of a sample acquisition and…
Carbonaceous Chondrite-like Compositions for Proposed Captured Trans-Neptunian Objects Justitia and PompejaOPEN ACCESS
Andrew S. Rivkin, Richard J. Cartwright, Joshua P. Emery, and Cristina A. Thomas The Astrophysical Journal Letters, Volume 1001, Number 1, Published: 7 April 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Red spectral slopes (i.e. increasing…
Ryugu Reference Project: Recommendations from the Measurement Definition Team
Tetsuya Yokoyama, Guillaume Avice, Henner Busemann, Nicolas Dauphas, Daniel P. Glavin, Ashley J. King, Thorsten Kleine, Katharina Lodders, Frederic Moynier, Maria Schönbächler, Yoshinori Takano, Kun Wang, Hikaru Yabuta, Yuma Enokido, Ryota Fukai, Shogo Tachibana, Tomohiro…
CI chondrite Oued Chebeika 002 links asteroids Bennu and Ryugu to common parent body
Megan Broussard, Katharina Lodders, Paul K. Carpenter, Piers Koefoed, Karen Ziegler, Kunihiko Nishiizumi, Marc W. Caffee, Laurence A. J. Garvie, Ryan C. Ogliore, Anthony J. Irving, Bradley L. Jolliff, Kun Wang MAPS, Version of Record…
A highly limited amino acid library from asteroid Bennu yields wide-ranging protein foldsOPEN ACCESS
Stuart Bartlett, Arushi Gupta, Dominic Phung, Josh E. Goldford, Jiani Yang, Klara Hlouchova, Woodward Fischer & Yuk L. Yung Nature Communications, Published: 03 April 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “AI protein design software is…
In situ single-spot Rb/Sr cosmochronology of roedderite in the Ribbeck aubrite (asteroid 2024 BX1)OPEN ACCESS
Christopher J. Barnes, Aleksander Błasiak, Helge Vinje Birgerheim, Matthias Konrad-Schmolke, Delia Rösel, Jarosław Majka, Thomas Zack MAPS, Version of Record online: 01 April 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The mineralogy and textures of several…
Tianwen-2 target asteroid (469219) Kamo’oalewa probably develops an Itokawa-compositional but ultra-highly space-weathered surfaceOPEN ACCESS
Pengfei Zhang, Guozheng Zhang, Zichen Wei, Mikael Granvik, Xiaoran Yan, Pengyue Wang, Qinwei Zhang, Ronghua Pang, Wen-Han Zhou, Te Jiang, Pierre Vernazza, Takahiro Hiroi, Edward Cloutis, Francesca DeMeo, Pierre Beck, Wing-Huen Ip, Marco Fenucci, Yongxiong…
Nanoscale infrared spectroscopy reveals complex organic–mineral assemblages in asteroid Bennu
Mehmet Yesiltas, Andrew Dopilka, Robert Kostecki, Timothy D. Glotch, and Paul Northrup PNAS, March 30, 2026, 123 (14) LINK “Asteroid Bennu preserves primitive material from the early solar system, and returned samples allow direct examination…
Physical properties of accessible Near Earth Objects, including the primitive (68278) 2001 FC7OPEN ACCESS
Sonia Fornasier, E. Dotto, P. Panuzzo, M. Delbó, J. Brucato, M.A. Barucci, F. De Luise IcarusAvailable online 26 March 2026, 117072 LINK + PDF (OPEN ACCESS) “Highlights “We used the Spitzer Space Telescope to carry…
New insights into Erg Chech 002 analogues in the main belt from near-infrared spectroscopyOPEN ACCESS
M. Galinier, C. Avdellidou, M. Delbo, L. Galluccio Icarus, In Press, Journal Pre-proof, Available online 23 March 2026 LINK + PDF (OPEN ACCESS) “Highlights “Erg Chech 002 is an andesitic meteorite that formed early in…
Iron isotope anomalies and the origin of the earthOPEN ACCESS
Timo Hopp, Shengyu Tian, Thorsten Kleine Icarus, Available online 22 March 2026, 117057 LINK + PDF (OPEN ACCESS) “Highlights “Understanding the origin of the Earth requires determining the original formation location of its building material….
Meteorite fall (ordinary or enstatite chondrite?) in Ponderosa Forest, Harris County, Texas, USA at 21:40:10 UT on 21 March 2026
Last update: 30 April 2026 (22:45 CEST) Humidity leads to a severe deterioration of meteorite fragments on the ground. We strongly encourage the local population to search their estate (gardens, courtyards etc.) and public parks…
In situ U-Pb chronology and chemistry of zirconolite in the andesitic meteorite Erg Chech 002OPEN ACCESS
Jun Sakuma, Hisashi Asanuma, Naoto Takahata, Akira Yamaguchi, Tsuyoshi Iizuka Accepted for publication in American Mineralogist PDF (OPEN ACCESS) “Precise and accurate ages for asteroidal crusts are fundamental for reconstructing the timeline of magmatic, metamorphic,…
Coexisting wadsleyite and ringwoodite in the Alfianello L6 ordinary chondrite
Lidia Pittarello, Valeria De Santis, Laura Carone, Giovanni Pratesi, Mauro Gemmi, Paola Parlanti, Andreas Steiger-Thirsfeld, Alessandro Di Michele, Gabriele Giuli MAPS, Version of Record online: 19 March 2026 LINK “The occurrence of ringwoodite in shocked…
WADSWORTH meteorite fall (>1728 g, Eucrite) near Wadsworth (Medina County) and Rittman (Wayne County), Ohio, USA at 12:56:42 UTC on 17 March 2026
Last update: 1 May 2026 (08:30 CEST) The first meteorite finds were reported on 18 March 2026. After a first online report of a small 1.75-gram specimen found in a concrete parking lot in Sharon…
Unveiling Ceres’ surface composition: Insights from the 1.2 micron band and aqueous alteration processes
Filippo Giacomo Carrozzo, Maria Cristina De Sanctis, Andrea Raponi, Marco Ferrari, Mauro Ciarniello, Eleonora Ammannito Icarus, In Press, Journal Pre-proof, Available online 17 March 2026 LINK “Highlights “Ceres, the largest object in the asteroid belt,…
A complete set of canonical nucleobases in the carbonaceous asteroid (162173) RyuguOPEN ACCESS
Toshiki Koga, Yasuhiro Oba, Yoshinori Takano, Hiroshi Naraoka, Nanako O. Ogawa, Kazunori Sasaki, Hajime Sato, Toshihiro Yoshimura & Naohiko Ohkouchi Nature Astronomy, Published: 16 March 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Organic molecules delivered from…
Microspherules Formed by Lightning StrikesOPEN ACCESS
M. R. Boyd, M. J. Genge, A. G. Tomkins MAPS, First published: 15 March 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Natural microspherules are formed by high-temperature processes and are present throughout the geologic record to…
Chronology of ungrouped achondrites Northwest Africa 11119 and 7325/8486: implications for early evolution of a heterogeneous crust on a differentiated planetesimal
Daniel R. Dunlap, Julia A. Cartwright, Piers Koefoed, Evgenii Krestianinov, Stephen J. Romaniello, Carl Agee, Yuri Amelin, Meenakshi Wadhwa Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 14 March 2026 LINK “The chronology…
Shortwave Infrared Microimaging Spectroscopy of the Martian MeteoritesOPEN ACCESS
J. K. Miura, B. L. Ehlmann, R. Greenberger, E. Cutts Journal of Geophysical Research: Planets, First Published: 13 March 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Key Points “Until samples from the Martian surface are successfully…
Permeability as the first-order control on the rate of aqueous alteration in carbonaceous chondritesOPEN ACCESS
Bianka Babrián, Queenie H.S. Chan, Jens Najorka, James Malley, Lee F. White, Martin D. Suttle Geochimica et Cosmochimica ActaAvailable online 13 March 2026 LINK + PDF (OPEN ACCESS) “We performed a series of low temperature…
A re-assessment of moderately volatile elements in the non-matrix component of carbonaceous chondrites
Zhongtian Zhang, Damanveer S. Grewal IcarusAvailable online 13 March 2026, 117049 LINK “Highlights “All carbonaceous chondrites are variably depleted in moderately volatile elements (MVEs) relative to CI chondrites, which closely match the bulk composition of…
Zircon U-Pb Geochronology of Lunar Meteorite Dhofar 1442: Implications for Lunar Impact History and the Late Heavy BombardmentOPEN ACCESS
Qin Zhou, Qing-Zhu Yin, Ryan A. Zeigler, Bradley L. Jolliff, Qiu-Li Li & Yu Liu Journal of Earth Science, Published: 13 March 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS)
Isotopic ratio evolution in planetary materials by solar wind implantation
Qinting Jiang, Shun-ichiro Karato IcarusAvailable online 12 March 2026, 117046 LINK “Highlights “Isotopic ratios provide important constraints on the origin of materials. When considering the volatile contribution from the Sun (i.e., the solar wind) to…
The neodymium and samarium isotope compositions and cosmic ray exposure history of B-type asteroid (101955) Bennu
Zachary A. Torrano, Michelle K. Jordan, Lori N. Willhite, Richard W. Carlson Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 12 March 2026 LINK “We report Nd and Sm isotopic compositions of a…
A new empirical approach for modal abundance estimation of olivine and pyroxene in ordinary chondrites using reflectance spectroscopy
Neeraj Srivastava, Soham Mali, Tvisha Kapadia, Neha Panwar, Subhadyouti Bose, Abhishek J. Verma, Roshan Nath, Denesh Karunakaran, Ramakant R. Mahajan, Kuljeet K. Marhas, Amit Basu Sarbadhikari, Avadh Kumar, Maria Eugenia Varela, Shuhrat A. Ehgamberdiev, Anil…
Classification of ordinary chondrites using Mössbauer spectroscopy: Introduction of a new criterion to the 4M method
Martyna Jakubowska, Jolanta Gałązka-Friedman, Marek Woźniak, Krzysztof Szopa, Katarzyna Brzózka, Barbora Pospíšilová, Agnieszka Grabias MAPS, Version of Record online: 11 March 2026 LINK “The paper presents a modified version of the 4M method, which is…
Non-innocent solvents in meteorite extractions: Evidence for artifact formationOPEN ACCESS
N. Randazzo, R. W. Hilts, R. M. Whittal, B. Reiz, V. Olan-Rubio, C. D. K. Herd, I. H. Krouse MAPS, Version of Record online: 11 March 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Solvent extraction is…
Organic residues from biomass in a Muong Nong Australasian tektite
Pierre-Marie Zanetta, Pierre Rochette, Anne-Magali Seydoux-Guillaume, Valérie Andrieu, Colette Guilbaud MAPS, Version of Record online: 10 March 2026 LINK “Australasian tektites (AAT) contain grains from the impact surface that survived the tektite formation process. Muong…
Shaken, not stirred: inefficient mixing of CM- and CI-like materialsOPEN ACCESS
Sarah E. Anderson, Pierre Vernazza, Miroslav Broz Astronomy & Astrophysics manuscript no. aa57394-25, March 11, 2026 PDF (OPEN ACCESS) “A recent study suggests that CM chondrite-like planetesimals formed in the vicinity of Saturn, in a…
Spectral insights into carbonaceous chondrites origins: Correlating main-Belt asteroids with CV chondrites
A.P. Singh, S.S. Pillai, K.K. Marhas, K.V.N.G. Vikram, S. Bhattacharya Icarus, In Press, Journal Pre-proof, Available online 11 March 2026 LINK “Highlights “This study investigates the mid-infrared spectral correlation between four Carbonaceous Vigarano (CV) chondrites…
Terrestrial ages of meteorites from the Atacama Desert (Chile) and insights into the past meteorite flux to EarthOPEN ACCESS
Carine Sadaka, Jérôme Gattacceca, Florian Dumas, Régis Braucher, ASTER Team, Ingo Leya, Mohammad Tauseef, Pierre-Henri Blard, David Bekaert, Evelyn Füri, Laurent Zimmermann, Anthony Lagain, Hadrien A. R. Devillepoix, Matthieu Gounelle MAPS, Version of Record online:…
KOBLENZ (prov.) meteorite fall (brecciated eucrite) in Koblenz (Güls), Rhineland-Palatinate, Germany, at around 17:55:02 UT on 8 March 2026
Last update: 11 April 2026 (15:10 CEST) A fist-sized meteorite (brecciated eucrite) hit the roof of a house at location 50°20’37.8″N, 7°32’51.8″E in Koblenz-Güls, Germany shortly after 17:55:02 UT on 8 March 2026 when a…
High Resolution Microscopy and Raman Spectroscopic Studies on the Freshest Mukundpura Meteorite, Rajasthan, India: Presence of NanodiamondOPEN ACCESS
D. Chandrasekharam,U. Govind,R. P. Tripathi,T. H. Amir,K. M. Sairam,D. B. E. Rafal,A. Dixit Accepted for Publication in Bull. Min. Res. Exp. (2024) PDF (OPEN ACCESS) “Carbonaceous Chondrites have special significance in the stellar evolution and…
The daylight fireball of June 25, 2022, leading to a meteorite fall and find near Pusté Úľany, Slovakia
Lukáš Shrbený, Jiří Borovička, Pavel Spurný, Mike Hankey MAPS, Version of Record online: 04 March 2026 LINK “We present detailed analysis of a daytime fireball observed on June 25, 2022, which is based on four…
The smallest pedigree fall event meteorite ever recovered: Pusté Úl’any — Physical, mineralogical, chemical, and radionuclide analyses
Juraj Tóth, Pavel P. Povinec, Daniel Ozdín, Robert J. Macke, A. J. Timothy Jull, Matthias Laubenstein, Ivan Sýkora, Ivan Kontul’, Miroslav Ješkovský, Jakub Kaizer, Jakub Zeman, Victory A. J. Jaques, Tomáš Zikmund, Martin Kareš, Jozef…
Effects of Particle Size, Temperature, and Metal Content on VNIR Spectra of Ordinary Chondrite Meteorites in a Simulated Asteroid Environment
Marina E. Gemma, Katherine A. Shirley, Timothy D. Glotch, Denton S. Ebel, Kieren T. Howard MAPS, First Published: 3 March 2026 LINK “Key Points “Laboratory spectral analysis of well-characterized meteorite samples can be employed to…
Petrography and mineral chemistry of Northeast Africa 053 — A remnant of Martian crystal mushOPEN ACCESS
Xhonatan Shehaj, Eleonora Ammannito, Giovanni Pratesi MAPS, Version of Record online: 02 March 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “In Earth’s igneous systems, crystal mushes, crystal-rich frameworks permeated by silicate melt, represent a common and…
Molecular inventory and comparative organic profiling of a homogenized aggregate sample from asteroid (101955) Bennu
José C. Aponte, Denise K. Buckner, Angel Mojarro, Jamie E. Elsila, Jason P. Dworkin, Daniel P. Glavin, Harold C. Connolly, Dante S. Lauretta Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 28 February…
A new pair of lunar gabbroic meteorites record magma recharge at ∼ 3.0 Ga
P.Y. Li, Y. Jiang, K. Zhao, S.Y. Liao, X.C. Che, X.R. Zhang Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 28 February 2026 LINK “Young lunar basalts provide crucial insights into the Moon’s…
Model Calculations for Cosmogenic Nuclides in Meteorites and the Lunar Surface. 1. Long-lived RadionuclidesOPEN ACCESS
Ingo Leya MAPS, Version of Record online: 27 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Production rates for the cosmogenic radionuclides 10Be, 14C, 26Al, 36Cl, 41Ca, 53Mn, and 60Fe in a large variety of meteorites,…
Triple oxygen and hydrogen stable isotope composition of hydroxyl water in Orgueil (CI-type) and Tagish Lake (C2-type) carbonaceous chondrites
Erik J.H. Oerter, Christopher D.K. Herd, Conel M.O’D. Alexander Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 27 February 2026 LINK “The primitive carbonaceous chondrites are of interest to cosmochemical science because they…
Gaia DR3 supervised classification of asteroid reflectance spectra
Marco Delbo, Thomas Dyer, Ullas Bhat, Chrysa Avdellidou, Laurent Galluccio, Amelia Minton LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We present a supervised, probabilistic taxonomic classification of asteroid reflectance spectra from Gaia Data Release 3 (DR3). Using…
Thermophysical Modeling of Asteroid (15) Eunomia from Spatially Resolved ALMA and VLA DataOPEN ACCESS
Yu Yu Phua, Katherine de Kleer, Bryan Butler, Saverio Cambioni and Michael Shepard The Planetary Science Journal, Volume 7, Number 2, Published: 23 February 2026 LINK (OPEN ACCESS)PDF (DOWNLOAD) “Asteroid (15) Eunomia is the largest…
Esquel Meteorite, a Forgotten Argentine Peridot: A Multi Analytical StudyOPEN ACCESS
Faramarz S. Gard, Rogelio D. Acevedo, Pablo Gaztañaga, Paula N. Alderete, Lara M. Solis, Gabriel Pierangeli, Gonzalo Zbihlei, Nahuel Vega and Emilia B. Halac Spectroscopy Journal, Volume 4, Issue 1, Published: 6 February 2026 LINK…
Initial study of regolith exposure ages and burial conditions on Ryugu: Cosmogenic nuclides score in two touchdownsOPEN ACCESS
Kunihiko Nishiizumi, Keisuke Nagao, Marc W. Caffee, Ryuji Okazaki, Jozef Masarik, Hisayoshi Yurimoto, Tomoki Nakamura, Takaaki Noguchi, Hiroshi Naraoka, Hikaru Yabuta, Kanako Sakamoto, Kasumi Yogata, Toru Yada, Shogo Tachibana, Sei-ichiro Watanabe, Yuichi Tsuda, Masanao Abe,…
Predicting differentiated achondrite parent bodies through machine learning: Insights from major element
Zhao Yan, Jin-Ting Kang, Weibiao Hsu, Fang Huang Applied GeochemistryVolume 198, February 2026, 106687 LINK “Highlights “Rapid and accurate identification for parent bodies of achondrites is crucial for planetary science research. In this study, we…
Nitrogen isotopic variations in the early Solar System recorded by pallasitesOPEN ACCESS
J. Gamblin, E. Füri, B. Luais, L. Zimmermann Geochemical Perspectives Letters, V39Published 17 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “To gain new insights into nitrogen (N) isotopic variations in the early Solar System, N…
Data-driven classification of ordinary chondrites and asteroidal metal potential evaluationOPEN ACCESS
Tian-Yu Liu, Si-Jia Wei, Ke-Li Shi, Tian-Qi Qiu, Jun-Zhe Teng & Zheng-Jie Qiu Scientific Reports, Volume 16, Article number: 5826, Published: 20 January 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Ordinary chondrites (OCs) comprise ~ 87% of meteorites…
A Collective Trigger for Widespread Planetesimal Formation Revealed by Accretion AgesOPEN ACCESS
James Bryson, Hannah Sanderson, Francis Nimmo, Sanjana Sridhar, Gregory Brennecka, Yves Marrocchi, Jason Terry PDF (OPEN ACCESS) “The formation of planetesimals was an integral part of the cascading series of processes that built the terrestrial…
Redox reactions in the outermost thin surfaces of meteorite fusion crusts
Toshimori Sekine, Ginga Kitahara, Akira Yoshiasa, Akira Yamaguchi Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 20 February 2026 LINK “The fusion crusts of meteorites indicate the quenched high temperature layers, but few…
Magnetic Properties as Additional Meteorite Classifiers
G. P. Markov, R. Zhang & V. E. Pavlov Solar System Research, Volume 60, article number 6, Published: 19 February 2026 LINK “In order to assess the possibility of using magnetic properties for classifying meteorites,…
Deepest ever photographed Geminid with small but not negligible terminal massOPEN ACCESS
Pavel Spurný, Jiří Borovička Astronomy & Astrophysics manuscript, accepted date: 18 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report an instrumental observation of the very exceptional Geminid fireball which was observed in scope of…
Classification methods of ordinary chondrites – what can they tell us about meteorites?
M. Jakubowska, A. Grabias, M. Woźniak, J. Gałązka-Friedman & K. Szopa Interactions, Volume 247, article number 36, Conference Proceeding, Published: 18 February 2026 LINK “Ordinary chondrites are the most common meteorites falling to Earth, which…
The First Instrumentally Documented Fall of an Iron Meteorite: atmospheric trajectory and ground impactOPEN ACCESS
Jarmo Moilanen, Maria Gritsevich, Jaakko Visuri submitted to Planetary Science Journal PDF (OPEN ACCESS) “Iron meteorite falls are rare compared to stony meteorites, and until recently no iron meteorite had a reliably determined pre-atmospheric orbit….
Petrogenesis and Provenance of Unique Amphibole-Bearing Carbonaceous Chondrite Almahata Sitta 202: Further Evidence for a Ceres-Sized, Water-Rich Parent Body
Cyrena A. Goodrich, Victoria E. Hamilton, Michael E.Zolensky, Noriko Kita, Issaku Kohl, Lauren Tafla, Robert J. Macke, Takahiro Hiroi, Yoko Kebukawa, Wayne Buckley, Jacob B. Setera, Justin I. Simon, Allan H. Treiman, Jennifer S. Gorce,…
Compositional signatures of CM, CO, CV, and CK chondrites: Insights from Micro-FTIR spectroscopy and machine learning tools
M. Yesiltas, T.D. Glotch Icarus, In Press, Journal Pre-proof, Available online 16 February 2026 LINK “Highlights “Carbonaceous chondrites preserve diverse records of nebular and parent-body processes. Classification within the CM-CO-CV-CK chondrite systems may sometimes be…
Al-Khadhaf: The first camera-observed (H5–6) meteorite fall from OmanOPEN ACCESS
Anna Zappatini, Edwin Gnos, Beda A. Hofmann, Urs Eggenberger, Pascal M. Kruttasch, Frank Gfeller, Mohammad Tauseef, Ingo Leya, Hadrien A. R. Devillepoix, Eleanor K. Sansom, Martin Cupák, Sophie E. Deam, Thomas W. C. Stevenson, Peter…
Formation Age of Ernutet Crater, Ceres, and Implications for Origin of the OrganicsOPEN ACCESS
Michelle Kirchoff, Simone Marchi and Mallory Cochran The Planetary Science Journal, Volume 7, Number 2, Published: 16 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Ceres is the largest body in the Main Asteroid Belt and…
Apatite in Bennu samples indicates multiple stages of aqueous alterationOPEN ACCESS
Laura B. Seifert, T. M. Erickson, L. P. Keller, J. J. Barnes, K. Thomas-Keprta, L. Le, J. Gorce, Z. Rahman, T. J. Zega, H. C. Connolly Jr, D. S. Lauretta MAPS, Version of Record online:…
Shock origin of the largest ureilitic microdiamond: structural observations and δ13C valueOPEN ACCESS
O. Christ, A. Barbaro, G. Bragaggia, S. Gross, E. Thomassot, M.C. Domeneghetti, M. Alvaro, F.E. Brenker, F. Nestola Geochemical Perspectives Letters V39, Published 13 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report structural evidence…
Dating Young, Low-K Martian Meteorites with an In Situ K–Ar Isochron Technique for Mars MissionsOPEN ACCESS
Hikaru Hyuga, Yuichiro Cho, Yayoi N. Miura, Takashi Mikouchi and Seiji Sugita The Planetary Science Journal, Volume 7, Number 2 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Accurate age determination is fundamental to advancing our understanding of…
Characteristics of Natural Remanence Records in Fine‐Grained Particles Returned From Asteroid RyuguOPEN ACCESS
Masahiko Sato, Yuki Kimura, Tadahiro Hatakeyama, Tomoki Nakamura, Satoshi Okuzumi, Sei-ichiro Watanabe, Seiji Sugita, Satoshi Tanaka, Shogo Tachibana, Hisayoshi Yurimoto, Takaaki Noguchi, Ryuji Okazaki, Hikaru Yabuta, Hiroshi Naraoka, Kanako Sakamoto, Toru Yada, Masahiro Nishimura, Aiko…
H-N budgets and isotopic signatures of Oued Chebeika 002 and CI reservoir heterogeneityOPEN ACCESS
Y. Marrocchi, E. Füri, L. Zimmermann, L. Piani Geochemical Perspectives Letters, V39, Published 10 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “We report the hydrogen (H) and nitrogen (N) elemental and isotopic compositions of the…
Kinetic Zr isotope fractionation on Mars recorded in ancient Zr-rich mineralsOPEN ACCESS
N.K. Jensen, M.M. Costa, Z. Deng, J.N. Connelly, M. Bizzarro Geochemical Perspectives Letters, V39, Published: 10 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Zircon crystallisation induces stable Zr isotope fractionation by the preferential incorporation of…
Drelów, the 13th and latest meteorite fall in Poland—A typical L6 chondrite with shock veinsOPEN ACCESS
Addi Bischoff, Krzysztof Szopa, Jean-Alix Barrat, Stig Bartel, Jasper Berndt, Tommaso Di Rocco, Dieter Heinlein, Stephan Klemme, Tomasz Krzykawski, Björn Lehnert, Agnieszka Mirek, Andreas Pack, Markus Patzek, Marie Pichotta, Maximilian P. Reitze, Stefan Ruchti, Philippe…
The Nysa family as the main source of unequilibrated LL ordinary chondritesOPEN ACCESS
M. Marsset, P. Vernazza, M. Brož, C. Avdellidou, C. A. Thomas, L. McGraw, A. Madden-Watson, K. Minker, M. Monnereau, F. E. DeMeo, R. P. Binzel, M. Mahlke, B. Carry, J. Hanuš, P. N. Simon, B….
Multiple formation pathways for amino acids in the early Solar System based on carbon and nitrogen isotopes in asteroid Bennu samplesOPEN ACCESS
Allison A. Baczynski, Ophélie M. Mcintosh, Danielle N. Simkus, Hannah L. McLain, Jason P. Dworkin, Daniel P. Glavin, Jamie E. Elsila, Mila Matney, Christopher H. House, Katherine H. Freeman, Harold C. Connolly Jr., and Dante…
Geochemical and petrographic re-evaluation of ungrouped iron meteorites from Western AustraliaOPEN ACCESS
Ashley Rogers, Lucy Forman, Kai Rankenburg, Rachel Kirby, Martin Danišík, Victoria Cousins, Gretchen K. Benedix MAPS, Version of Record online: 06 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Under the current classification scheme, ungrouped irons…
A window into the early stages of aqueous alteration from mackinawite in samples of asteroid BennuOPEN ACCESS
M.C. Benner, T.J. Zega, B.S. Prince, Z.E. Wilbur, H.C. Connolly Jr., D.S. Lauretta Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 6 February 2026 LINK + PDF (OPEN ACCESS) “We report the discovery…
Reflectance Spectroscopy (350–2500 nm) of Two New CI Chondrites: Oued Chebeika 002 and FlensburgOPEN ACCESS
Cloutis E. A., Applin D. M. LPSC 2026, abstract #1090 PDF “Two new C1 chondrites, Oued Chebeika 002 and Flensburg have been characterized by reflectance spectroscopy, extending the spectral diversity seen among these meteorites. They…
Organic Profiling of the Kolang (CM1/2) Carbonaceous Chondrite
Menor-Salvan C., Sanchez-España J., Yusta I., Ilin A. M., Bonales L. J. et al. LPSC 2026, abstract #1434 PDF “GC–MS and Orbitrap-MS/MS profiling of the Kolang CM1/2 chondrite reveals a complex organic suite, including abundant…
Petrologic and Oxygen Isotopic Characterization of Ungrouped “Ordinary” Chondrite Northwest Africa 18030: Evidence for the Existence of Another Unique Chondritic Parent Body
Irving A. J., Bell A. S., Boesenberg J. S., Ziegler K. LPSC 2026, abstract #1510 PDF “We document an ungrouped OC3 chondrite with features distinct from those in well-known chondrite groups.
Microimaging Spectroscopy of Carbonaceous Chondrites and Comparison to the Spectral Diversity of AsteroidsOPEN ACCESS
S. A. Parra, R. N. Greenberger, B. L. Ehlmann JGR Planets, First Published: 4 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) Key Points “Primitive asteroids and carbonaceous chondrites (CCs) record the history of processes in…
Stellar Interpretation of Meteoritic Data and PLotting for Everyone (SIMPLE): Isotope Mixing Lines for Six Sets of Core-Collapse Supernova ModelsOPEN ACCESS
Marco Pignatari, Mattias Ek, Georgy V. Makhatadze, Gábor G. Bálazs, Lorenzo Roberti, James M. Ball, Borbála Cseh, Alessandro Chieffi, Chris Fryer, Falk Herwig, Chiara Incollingo, Thomas Lawson, Marco Limongi, Thomas Rauscher, Maria Schönbächler, Andre Sieverding,…
Substitution of Fe3+into anorthite in oxidized, Al-deficient ferrobasaltic systems with implications for the petrogenesis of angrite meteoritesOPEN ACCESS
Seann J. McKibbin, Dominique Tanner, Hugh St. C. O’Neill MAPS, Version of Record online: 04 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Angrite meteorites are critically silica-undersaturated igneous rocks with high Ca/Al and Fe/Mg, along…
Analysing the sample preparation process in meteorites and its impact on the pretreatment of returned samples to EarthOPEN ACCESS
Leire Coloma, Iratxe Población, Julene Aramendia, Fernando Alberquilla, Jennifer Huidobro, Gorka Arana, Juan Manuel Madariaga Applied GeochemistryVolume 198, February 2026, 106705Version of Record 17 January 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Highlights “The study of…
Moon’s volcanic history revealed in glassy spherules from Apollo 17 soil 76501OPEN ACCESS
Alexander A. Nemchin, Marc D. Norman, Martin J. Whitehouse, Evgenia Salin, Nicholas E. Timms, Tao Long, Xiaochao Che, Renaud Merle, Fred Jourdan, Tao Luo MAPS, First published: 04 February 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS)…
Achondrites in meteor data: Spectra, dynamics, and physical properties of candidate aubrite and eucrite impactorsOPEN ACCESS
Pavol Matlovič, Adriana Pisarčíková, Veronika Pazderová, Tomáš Vörös, Filip Hlobik, Hadrien Devillepoix, Jiří Borovička, Mária Paprskárová, Sophie Deam, Juraj Tóth, Leonard Kornoš, Tomáš Paulech, Pavol Zigo Astronomy & Astrophysics manuscript no. aa58248-25, 3 February 2026…
Carbonaceous Cosmic Dust Analogs Distinguish between Ion Bombardment and TemperatureOPEN ACCESS
Linda R. Losurdo and David R. McKenzie The Astrophysical Journal, Volume 997, Number 2, Published 30 January 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Carbonaceous cosmic dust is formed in the circumstellar envelopes of asymptotic giant…
Lithium concentrations and isotopic compositions of chondrules − Part I: Type I and type II chondrule systematicsOPEN ACCESS
Julia Neukampf, Yves Marrocchi, Johan Villeneuve, Mathieu Roskosz Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 30 January 2026 LINK + PDF (OPEN ACCESS) “We report high-precision lithium (Li) abundances and isotopic compositions…
Spatially and structurally distinct IOM populations in carbonaceous chondrites describe pre-parent body thermal alteration histories and parent body aqueous alteration
Ryan S. Jakubek, Marc D. Fries, Francis M. McCubbin, Devin L. Schrader, Andrew Steele, Jemma Davidson Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 29 January 2026 LINK “We collected Raman images of…
Impact-induced submicroscopic metallic iron particles identified in “dusty olivine” from brecciated lunar meteorite Bechar 012
Yutong Ma, Zhuang Guo, Aicheng Zhang, Jingjing Niu, Shan Qin Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 27 January 2026 LINK “Nanophase iron particles are ubiquitous in lunar soils and are largely…
Phase-specific nanoscale mechanics of anhydrous astromaterials and implications for larger-scale strengthOPEN ACCESS
Taylor P. Davis, Laurence A. J. Garvie & Christian G. Hoover npj Space Exploration, Volume 2, Article number: 5 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The mechanical behavior of heterogeneous astromaterials is strongly influenced by their…
Abiotic sugar enantiomers in the CI carbonaceous chondrite OrgueilOPEN ACCESS
Vanessa Leyva, Manuel Robert, Raphaël Pepino, Jana Bocková & Cornelia Meinert Nature Communications,Published: 27 January 2026We are providing an unedited version of this manuscript to give early access to its findings. LINK (OPEN ACCESS)PDF (OPEN…
Hydration Features on Vesta’s Surface Seen by the Dawn Visible and Infrared Spectrometer (VIR) Data
Shuai Li JGR Planets, First Published: 24 January 2026 LINK “Key Points “Understanding the sources of hydration on Vesta’s surface provides insights into water origins in the inner solar system. We estimated the hydration content…
Graphite crystallinity and thermal record in Campo del Cielo IAB iron meteorite: A window into impact processing on a chondritic bodyOPEN ACCESS
Xiao Tian Deng, Hong Yi Chen, Yang Li, Jin Yu Zhang, Lan Fang Xie, Si Zhe Zhao, Zhuang Guo, Chen Li, Kai Rui Tai MAPS, Version of Record online: 24 January 2026 LINK (OPEN ACCESS)PDF…
Potential metabolic viability on asteroid chemistryOPEN ACCESS
Theresa Fisher & Regis Ferriere Communications Chemistry, Volume 9, Article number: 54Published: 23 January 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “While it has been long supposed that asteroids played a role in the delivery of…
The effect of early diagenetic processes on the quantification of fossil micrometeorite abundance and flux in the geological recordOPEN ACCESS
Isabelle S. Mattia, Matthew J. Genge, Martin D. Suttle MAPS, Version of Record online: 24 January 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Fossil micrometeorites (MMs) recovered from lithified sedimentary rocks, particularly iron-rich (I-type) cosmic spherules…
Alkali recondensation into chondrulesOPEN ACCESS
Emmanuel Jacquet, Yves Marrocchi, Sébastien Charnoz Icarus, In Press, Journal Pre-proof, Available online 23 January 2026 LINK + PDF (OPEN ACCESS) “Highlights “While sub-mm melt droplets should rapidly lose alkali elements in a vacuum at…
Reflectance spectroscopy (200-4200 nm) of the red-sloped C2 carbonaceous chondrites MET 00432, Tagish Lake, Tarda, and WIS 91600 (“CT” grouplet)
Edward A. Cloutis, Devin L. Schrader, Daniel M. Applin, Tomoki Nakamura, Timothy D. Glotch, Takahiro Hiroi, Moe Matsuoka, Michael E. Zolensky, Joshua P. Emery, Kristi M. Peters Icarus, In Press, Journal Pre-proof, Available online 22…
A mantle source formed after the lunar magma ocean crystallisation for the 3000 Ma-old lunar basaltsOPEN ACCESS
R. E. Merle, C. Deligny, M. J. Whitehouse, G. G. Kenny & K. K. Larsen Communications Earth & Environment, Published: 22 January 2026We are providing an unedited version of this manuscript to give early access…
Alkali recondensation into chondrulesOPEN ACCESS
Emmanuel Jacquet, Yves Marrocchi, Sébastien Charnoz Accepted to Icarus, 21 January 2026 PDF (OPEN ACCESS) “While sub-mm melt droplets should rapidly lose alkali elements in a vacuum at liquidus temperatures, chondrules are only modestly depleted…
Data-driven classification of ordinary chondrites and asteroidal metal potential evaluationOPEN ACCESS
Tian-Yu Liu, Si-Jia Wei, Ke-Li Shi, Tian-Qi Qiu, Jun-Zhe Teng & Zheng-Jie Qiu Scientific reports, Published: 20 January 2026 We are providing an unedited version of this manuscript to give early access to its findings….
Crossing boundaries: Brachinites and their diverse asteroidal originsOPEN ACCESS
B.G. Rider-Stokes, F.A. Davies, T.H. Burbine, E. MacLennan, R.C. Greenwood, S.L. Jackson, M. Anand, D. Sheikh, M.M. Grady IcarusAvailable online 21 January 2026, 116965 LINK + PDF (OPEN ACCESS) “Highlights “Brachinite meteorites are typically linked…
Constraints on the impactor flux to the Earth–Moon system from oxygen isotopes of the lunar regolith
Anthony M. Gargano, Justin I. Simon, Erick Cano, Karen Ziegler, Charles K. Shearer, James M. D. Day, and Zachary Sharp PNAS: Earth, Atmospheric, and Planetary SciencesJanuary 20, 2026, 123 (4) e2531796123 LINK “Significance: Lunar regolith…
An interstellar energetic and non-aqueous pathway to peptide formation
Alfred Thomas Hopkinson, Ann Mary Wilson, Joe Pitfield, Alejandra Traspas Muiña, Richárd Rácz, Duncan V. Mifsud, Péter Herczku, Gergö Lakatos, Béla Sulik, Zoltán Juhász, Sándor Biri, Robert W. McCullough, Nigel J. Mason, Carsten Scavenius, Liv…
Influence of minerals on aldose formation during hydrothermal processes in meteorite parent bodiesOPEN ACCESS
Taiyu Fujii, Shunpei Abe, Naoki Hirakawa, Kensei Kobayashi & Yoko Kebukawa Progress in Earth and Planetary Science, Volume 13, article number 6, Published: 20 January 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Various prebiotic organic compounds…
Instantaneous thermally-driven erosion can explain dearth of dark near-Sun asteroidsOPEN ACCESS
Georgios Tsirvoulis, Mikael Granvik, Leonard Schirner, Athanasia Toliou, Jooyeon Geem, Axel Hagermann PDF (OPEN ACCESS) “Recent models of the near-Earth asteroid population show that asteroids must be super-catastrophically destroyed when they evolve to orbits with…
Reprocessing of lunar crust at ∼4.3 Ga inferred from in situ U-Pb isotopic and trace element investigation of Northwest Africa 11479
Jingyou Chen, Shaolin Li, Shiyong Liao, Jian Chen, Alexander Nemchin, Katherine H. Joy, Xiaochao Che, Weibiao Hsu, Menghua Zhu Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 11 January 2026 LINK “The increasing…
Two-source terrestrial planet formation with a sweeping secular resonanceOPEN ACCESS
Max Goldberg, David Nesvorný, Alessandro Morbidelli Accepted for publication in AJ, 6 January 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The models that most successfully reproduce the orbital architecture of the Solar System terrestrial planets start…
Sustained recycling of anorthite-rich inclusions by outer-disk chondrule heating events
Mingming Zhang, Kohei Fukuda, Michael J. Tappa, William O. Nachlas, Bil Schneider, Makoto Kimura, Kouki Kitajima, Ann M. Bauer, Noriko T. Kita Geochimica et Cosmochimica ActaIn Press, Journal Pre-proof, Available online 2 January 2026 LINK…
Phyllosilicate Infrared Spectral Features as Tracers of Aqueous Alteration in CM Chondrites and Implications for Remote Sensing of Hydrated AsteroidsOPEN ACCESS
W. M. Lawrence, B. L. Ehlmann JGR Planets, First Published: 20 December 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Key Points “CM (Mighei-type) carbonaceous chondrites host abundant OH/H2O-bearing phyllosilicates formed from water-rock reactions in primitive planetesimals….
Role of sulfide saturation in the petrogenesis of nakhlites and chassignitesOPEN ACCESS
Marine Paquet, James M.D. Day, Arya Udry Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 28 December 2025 LINK + PDF (OPEN ACCESS) “The nakhlite and chassignite meteorites are the only confirmed group…
Rediscovering Lucky Hill: SEM-EDS insights into the composition and weathering of a Jamaican meteoriteOPEN ACCESS
Yasmani Ceballos Izquierdo, Gabriel Gonçalves Silva, Johanset Orihuela León Geologia USP – Serie Cientifica 25(4):89-98, December 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “The Lucky Hill meteorite, discovered in 1885 in Jamaica, remains one of the…
Small but mighty: Impact hazards from iron Near-Earth ObjectsOPEN ACCESS
Robert Luther, Natalia Artemieva, Andrea Schmalen, Kai Wünnemann, Detlef Koschny, Richard Moissl MAPS, First published: 27 December 2025 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Small asteroids can impact Earth unexpectedly, as demonstrated by the Chelyabinsk event…
The CAI Database: 26Al–26Mg Isotope SystematicsOPEN ACCESS
Emilie T. Dunham, Ming-Chang Liu, Aman Burman, Fatima Jorge-Chavez, Danielle Leuer, Ashley K. Herbst, François L. H. Tissot, and Kevin D. McKeegan The Astrophysical Journal Supplement Series, Volume 282, Number 1, published 22 December 2025…
The D/H ratio of the Martian Mantle: Evidence from the Lafayette MeteoriteOPEN ACCESS
Lydia J. Hallis, Evangelos Christou, Jemma Davidson, Andrea G. Distel Advances in Geochemistry and Cosmochemistry19 December 2025 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Hydrous apatite in the nakhlite group of martian meteorites shows evidence of…
Rapid terrestrial weathering of the CI1 carbonaceous chondrite find Oued Chebeika 002OPEN ACCESS
Martin R. Lee, Jasper Glazer MAPS, Version of Record online: 22 December 2025 LINK (OPEN ACCESS) PDF (OPEN ACCESS) “Alteration of historic CI1 meteorite falls during their curation demonstrates the susceptibility of smectite-rich carbonaceous chondrites…
Aqueous alteration in the C2-ung Tarda meteorite: in situ isotopic evidence from dolomite and magnetite
Bennett J.K. Wilson, Kazuhide Nagashima, Thomas J. Barrett, Veronica E. Di Cecco, Kimberly T. Tait, Michael G. Daly Geochimica et Cosmochimica Acta, In Press, Journal Pre-proof, Available online 21 December 2025 LINK “The Tarda meteorite…
