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Estimating Accretion Times of Halo Substructures in the Milky Way

  • Authors: Hefan Li, Masashi Chiba, Xiang-Xiang Xue, Gang Zhao

Hefan Li et al 2026 The Astronomical Journal 171 .

  • Provider: AAS Journals

Caption: Figure 1.

Distribution of member stars of the six substructures in energy E vs. angular momentum Lz space (left panel) and in ﹩{L}_{\perp }=\sqrt{{L}_{x}^{2}+{L}_{y}^{2}}﹩ vs. Lz space (right panel). Different substructures are shown with distinct colors and markers.

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