Nathaniel X. Roth

Hypothèse de Régénération Continue d'une Coque en Nickel sur 3I/ATLAS : Analyse Technique d'une Option Possible

Martin Cordiner, Nathaniel X. Roth, Michael S. P. Kelley, Dennis Bodewits et autres

3I/ATLAS is the third confirmed interstellar object to visit our Solar System, and only the second to display a clear coma. Infrared spectroscopy with the James Webb Space Telescope (JWST) provides the opportunity to measure its coma composition and determine the primary …

Chemical composition of comets C/2021 A1 (Leonard) and C/2022 E3 (ZTF) from radio spectroscopy and the abundance of HCOOH and HNCO in comets

N. Biver, Dominique Bockelée-Morvan, Barbara Handzlik, Aa. Sandqvist et autres

We present the results of a molecular survey of long period comets C/2021 A1 (Leonard) and C/2022 E3 (ZTF). Comet C/2021 A1 was observed with the Institut de radioastronomie millimétrique (IRAM) 30-m radio telescope in November-December 2021 before perihelion (heliocentric distance 1.22 …

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