Formation of Galactic Disks. I. Why Did the Milky Way’s Disk Form Unusually Early?

Recent results from spectroscopic and astrometric surveys of nearby stars suggest that the stellar disk of our Milky Way (MW) was formed quite early, within the first few billion years of its evolution. Chemokinematic signatures of disk formation in cosmological zoom-in simulations appear to be in t...

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Bibliographic Details
Main Authors: Vadim A. Semenov, Charlie Conroy, Vedant Chandra, Lars Hernquist, Dylan Nelson
Format: Article
Language:English
Published: IOP Publishing 2024-01-01
Series:The Astrophysical Journal
Subjects:
Online Access:https://doi.org/10.3847/1538-4357/ad150a