Astrofísicas: Galaxias enanas

  • Charla
    Properties of the dwarf galaxy population in galaxy clusters
    Dwarf galaxies, being the most numerous and fragile galaxy population, provide unique clues on both the formation of baryonic systems and the role played by the...
  • Charla
    Reading the Chemical Evolution of the Fornax dSph
    Dwarf spheroidal (dSph) galaxies are the smallest, closest and most abundant galaxies in the Universe and therefore excellent laboratories to study star...
  • Noticia
    Resuelto el misterio de cómo se distribuye la materia oscura en las galaxias
    La fuerza de la gravedad necesaria para que el Universo haya evolucionado desde que era prácticamente uniforme en el Big Bang hasta ahora, cuando la materia se...
  • Charla
    S4G: The Spitzer Survey of Stellar Structure in Galaxies
    Galaxies are the basic building blocks of the Universe, and understanding their formation and evolution is crucial to many areas of current astrophysical...
  • Publicación
    SDSS analysis of Galactic stellar streams
    The last years saw numerous detections of substructure in the Galactic halo, largely due to wide area surveys like the Sloan Digital Sky Survey (SDSS) or the...
  • Publicación
    Searching for Tidal Remnants in the Milky Way: Photometric Survey of Globular Clusters
    The picture of building the Milky Way halo from the merger of protogalactic fragments is considered the local manifestation of the hierarchical galaxy formation...
  • Charla
    Shedding light on the darkest galaxies: the Local Group dwarfs
    Crucial issues in cosmology and astrophysics are to understand the process of galaxy formation and evolution and the nature of what appears to be the dominant...
  • Charla
    Simulating cosmic reionization
    The first galaxies are thought to have started the reionization of the Universe, that is the transformation of the cosmic hydrogen from its initial neutral to...
  • Publicación
    Star Formation Histories of Ultra-faint Dwarf Galaxies: Environmental Differences between Magellanic and Non-Magellanic Satellites?
    We present the color-magnitude diagrams and star formation histories (SFHs) of seven ultra-faint dwarf galaxies: Horologium 1, Hydra 2, Phoenix 2, Reticulum 2...