A PCA-GMM-based adaptive probabilistic boundary model for chemical-group classification of ordinary chondrites
Xing Liu, Zhipeng Xia, Bingkui Miao, Cheng Xu Icarus, published: 21 October 2026 LINK “Highlights “The chemical-group classification of ordinary chondrites is primarily based on the fayalite content of olivine (Fa) and the ferrosilite content…
Mineralogical analysis of Vigarano group NWA 5508 carbonaceous chondrite by SEM-EDS, micro-Raman, and FTIR spectroscopy
CEREN KAMIL, OZAN UNSALAN, CISEM ALTUNAYAR-UNSALAN & MICHAEL ZOLENSKY Journal of Astrophysics and Astronomy, Published: 22 October 2026 LINK “NWA 5508 was characterized by SEM-EDS, micro-Raman, and infrared (IR) reflectance spectroscopy. SEM-EDS analysis identified Mg,…
The craters that never were: Anthropogenic origins of alleged impact structures in the Chiemgau regionOPEN ACCESS
Robert Huber, Hans Lauterbach, Robert Darga MAPS, Version of Record online: 21 October 2026 LINK (OPEN ACCESS)PDF (OPEN ACCESS) “Public fascination with impact craters often drives bold speculations, but rigorous verification is critical. In southeastern…
Xenoliths in meteorites: Insights into the dynamics of material exchange between asteroidsOPEN ACCESS
J. Gattacceca, B. Devouard, L. Bonal, Y. Marrocchi, A. Greshake, R. Tartèse, M. Gounelle, D. AuYang, C. Sonzogni, M. Hutson, A. Irving, C. Agee, T. Shisseh, A. Love, V. Vidal, D. Borschneck, S. A. Eckley,…
