Presolar stardust in the ungrouped chondrite Chwichiya 002
Lucas R. Smith, Pierre Haenecour, Jessica J. Barnes, Kenneth Domanik, Mason Neuman, Kun Wang, Piers Koefoed, Elias Bloch, Ryan Ogliore MAPS, Version of Record online: 04 June 2026 LINK “We performed an in-depth study of…
Most nakhlite martian meteorites were magmas, not crystal cumulates
Allan H. Treiman American Mineralogist 111, 1009-2021June 01, 2026 LINK “The nakhlite martian meteorites, basaltic rocks with abundant crystals of augite pyroxene, have been interpreted as cumulates, having formed as crystals of augite (and olivine)…
Thermochemical evolution of the mesosiderite parent body: Modelling and mineralogical constraints on silicates
Pipasa Layak, Nachiketa Rai, Kuljeet Kaur Marhas, Hilary Downes GeochemistryAvailable online 16 May 2026, 126426 LINK “This study models the compositional evolution of a chondritic starting material representative of the Mesosiderite Parent Body (MSPB) under…
Racemic isoprenoids in the Murchison meteorite derive from petroleum-based aerosol pollutantsOPEN ACCESS
Guillaume Leseigneur, Manuel Reinhardt, Fatma Yesil Sahan, Uwe Meierhenrich Earth and Planetary Science LettersVolume 690, 15 September 2026, 120141 LINK + PDF (OPEN ACCESS) “Highlights “The isoprenoid alkanes pristane and phytane are widely detected in…
Late infall of molecular cloud material reshaped the outer Solar SystemOPEN ACCESS
Elishevah van Kooten, Sebastian Sjørring Lodal, Isaac Onyett, Lasse Rasmus Pohlmann, Jean Bollard, Courtney Rundhaug, Martin Schiller, Martin Bizzarro Preprint, Accepted in principle, Nature Astronomy PDF (OPEN ACCESS) Understanding the physicochemical evolution of the outer…
