Extended halo of metal-poor stars in Andromeda, Dwarf galaxies, Star migration, Surface brightness fluctuations and understanding dark matter by studying satellite galaxies.
Prof. Raja GuhaThakurta is a Professor and Department Chair of Astronomy & Astrophysics at the University of California Santa Cruz. His research focuses on galaxies: their dark matter content, cannibalism history, and chemical enrichment as revealed by spectroscopy of their resolved stellar populations. He uses the Hubble Space Telescope and Keck telescope for his research.

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