Astrofísicas: Nebulosas planetarias

  • Publicación
    WEAVE imaging spectroscopy of NGC 6720: an iron bar in the Ring
    We present spatially resolved spectroscopic observations of the planetary nebula NGC 6720, the Ring Nebula, taken during the science verification phase of WEAVE...
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    When nature tries to trick us. An eclipsing eccentric close binary superposed on the central star of the planetary nebula M 3-2
    Bipolar planetary nebulae (PNe) are thought to result from binary star interactions and, indeed, tens of binary central stars of PNe have been found, in...
  • Publicación
    Wide binaries in planetary nebulae with Gaia DR2
    Context. The Gaia Data Release 2 (DR2) was used to select a sample of 211 central stars of planetary nebulae (CSPNe) with good-quality astrometric measurements...
  • Publicación
    Winds from Low Mass Stars: impact on the ISM
    A large fraction of all stars, after experiencing heavy winds at the end of the Asymptotic Giant Branch (AGB) phase, leave behind a core that is below the...
  • Publicación
    Witnessing the emergence of a carbon star
    During the late stages of their evolution, Sun-like stars bring the products of nuclear burning to the surface. Most of the carbon in the Universe is believed...
  • Publicación
    [WC] Stellar Wind Turbulent Outflows Feeding the ISM
    Wind fluctuations in [WC 8-9]-type central stars of planetary nebulae have been detected. Moving features seen on the top of the C III lambda 5696 and C IV...