Physics & Spacearticle2026-09-25

Volatile depletion in rocky planets as a chemical fingerprint of hybrid accretion

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Abstract

Volatile depletion in rocky planets records their formation history. Earth and Mars grew through different hybrid pathways of pebble and planetesimal accretion, providing a new way to interpret the diversity of rocky planets beyond the Solar System.

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View paper (DOI)Open access versionOpenAlexNature AstronomyPublished 2026-09-25

Authors: Haiyang Wang, Anders Johansen, Ziyan Xu, Marie-Luise Steinmeyer, Michiel Lambrechts, Elishevah M. M. E. van Kooten, Chao‐Chin Yang, Zhaohuan Zhu, Dante S. LAURETTA, Martin Bizzarro

Institutions: University of Copenhagen, University of Arizona, ETH Zurich, Planetary Science Institute, University of Nevada, Las Vegas, University of Alabama, Institute for Particle Physics and Astrophysics