Interrogating the Origins of Extraterrestrial Organics in the Winchcombe Meteorite Using Combined ESI-Orbitrap LCMS and IRMS

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Hallis L. J.* O’Brien A. Weatherill J. Regnault C. Blackburn G. et al.

METSOC 2026 abstract (PDF)

“We studied the soluble organic molecule inventory of the Winchcombe CM2 chondrite. Numerous organic sulfonate compounds were detected, with compound-specific D/H and 13C/12C ratios indicating extraterrestrail formation pathways.”

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