Shiva and Shakti: Presumed Proto-Galactic Fragments in the Inner Milky Way
Using Gaia Data Release 3 astrometry and spectroscopy, we study two new substructures in the orbit–metallicity space of the inner Milky Way: Shakti and Shiva. They were identified as two confined, high-contrast overdensities in the ( L _z , E ) distribution of bright ( G < 16) and metal-poor (−2....
Main Authors: | , |
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Format: | Article |
Language: | English |
Published: |
IOP Publishing
2024-01-01
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Series: | The Astrophysical Journal |
Subjects: | |
Online Access: | https://doi.org/10.3847/1538-4357/ad1885 |