Astrophysical: Planetary nebulae

  • Publication
    The post-common-envelope binary central star of the planetary nebula PN G283.7-05.1. A possible post-red-giant-branch planetary nebula central star
    We present the discovery and characterisation of the post-common-envelope central star system in the planetary nebula PN G283.7-05.1. Deep images taken as part...
  • Publication
    The post-common-envelope, binary central star of the planetary nebula Hen 2-11
    We present a detailed photometric study of the central star system of the planetary nebula Hen 2-11, selected for study because of its low-ionisation filaments...
  • Publication
    The Present and Future of Planetary Nebula Research. A White Paper by the IAU Planetary Nebula Working Group
    We present a summary of current research on planetary nebulae and their central stars, and related subjects such as atomic processes in ionized nebulae, AGB and...
  • Publication
    The prevalence of neutral gas in massive post-main-sequence nebulae
    Results are reported from a CO (J = 2-1) survey of nine type I nebulae using the 12-m NRAO antenna at KPNO; the data are presented in tables, graphs, and...
  • Publication
    The short orbital period binary star at the heart of the planetary nebula M 3-1★
    We present the discovery of a 3h5m orbital-period binary star at the heart of the planetary nebula M 3-1 - the shortest period photometrically variable central...
  • Publication
    The Structure and Dynamics of NGC 246
    We have imaged the planetary nebula (PN) NGC 246 in the wavelengths [Ne V] 342.6 nm, O III at 344.4 nm, and a nearby line-free region at 338.6 nm, as well as H...
  • Publication
    The structure and kinematics of the unusual bipolar outflow NGC 7026.
    High and low resolution spectroscopy, together with narrow and broad band imaging have been acquired for the unusual outflow source NGC 7026. We find evidence...
  • Publication
    The Structure of NGC 2392
    The planetary nebula NGC 2392 possesses an extremely unusual spectrokinematic morphology, characterized by several strange and elusive structures. In this paper...