{"id":"cordiner2026isotopic","DOI":"10.1038/s41586-026-10771-6","URL":"https://arxiv.org/abs/2603.06911","type":"article-journal","title":"Isotopic Evidence for a Cold and Distant Origin of the Interstellar Object 3I/ATLAS","author":[{"given":"Martin","family":"Cordiner"},{"given":"Nathan X.","family":"Roth"},{"given":"Marco","family":"Micheli"}],"issued":{"date-parts":[[2026]]},"container-title":"Nature 655, 870-874","catalog-key":"SRC0DFPWGSFXVMV"}