High-resolution spectroscopy of RGB stars in the Sagittariusstreams

2006/11/30 by L. Monaco, M. Bellazzini, P. Bonifacio +5 · 86 citations
Physics and Astronomy · #Astronomy #Astronomy and Astrophysical Research #Astrophysics #Context (archaeology) #Dwarf galaxy #Dwarf spheroidal galaxy #Galaxies: Formation, Evolution, Phenomena #Galaxy #Geology #Interacting galaxy #Milky Way #Paleontology #Physics #Sagittarius #Stars #Stellar, planetary, and galactic studies #astro-ph

paper · pdf · doi:10.1051/0004-6361:20066228

published in Astronomy and Astrophysics 464(1), 201-209 (EDP Sciences) · 18 pages, 9 figures, 7 tables. Accepted for publication in A&A. Matching published version

openalex publication_date 2006/12/18 · arxiv created 2007/02/19 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/31

Abstract

Context.The Sagittarius (Sgr) dwarf spheroidal galaxy is currently being disrupted under the strain of the Milky Way. A reliable reconstruction of Sgr star formation history can only be obtained by combining core and stream information.

Citations

• The Field of Streams: Sagittarius and Its Siblings
• Core condensation in heavy halos: a two-stage theory for galaxy formation and clustering
• Stellar Chemical Signatures and Hierarchical Galaxy Formation
• Detection of a population gradient in the Sagittarius stream
• The Ital-FLAMES survey of the Sagittarius dwarf spheroidal galaxy

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• MAPPING THE GALACTIC HALO. VIII. QUANTIFYING SUBSTRUCTURE