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High nitrogen and carbon isotopic ratios in the interstellar comet 3I/ATLAS
C. Opitom, J. Manfroid, D. Hutsemékers, 2026. Nature Astronomy 10, 1509-1518.
VLT/UVES CN (6-26 Dec 2025): 12C/13C=147(+87/-40), 14N/15N=343(+454/-124) in arXiv v1; published values 151(+110/-44), 363(+633/-153) (3 sigma).
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3I/ATLAS
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Opitom, C., Manfroid, J., & Hutsemékers, D. (2026). High nitrogen and carbon isotopic ratios in the interstellar comet 3I/ATLAS. Nature Astronomy 10, 1509-1518. https://doi.org/10.1038/s41550-026-02921-7
@article{opitom2026high,
author = {Opitom, C. and Manfroid, J. and Hutsemékers, D.},
title = {High nitrogen and carbon isotopic ratios in the interstellar comet 3I/ATLAS},
journal = {Nature Astronomy 10, 1509-1518},
year = {2026},
doi = {10.1038/s41550-026-02921-7},
url = {https://arxiv.org/abs/2603.07187}
}TY - JOUR TI - High nitrogen and carbon isotopic ratios in the interstellar comet 3I/ATLAS AU - Opitom, C. AU - Manfroid, J. AU - Hutsemékers, D. PY - 2026 JO - Nature Astronomy 10, 1509-1518 DO - 10.1038/s41550-026-02921-7 UR - https://arxiv.org/abs/2603.07187 ER -
Opitom, C. et al.. “High nitrogen and carbon isotopic ratios in the interstellar comet 3I/ATLAS.” Nature Astronomy 10, 1509-1518 (2026). https://doi.org/10.1038/s41550-026-02921-7.