• Molecular Hydrogen in the Ring Nebula: Clumpy Photodissociation Regions 

    Speck, Angela K.; Meixner, Margaret; Jacoby, George H.; Knezek, Patricia M. (University of Chicago Press, 2003)
    We present a 0 .65 resolution H2 1-0 S(1) 2.122 mm image of the Ring Nebula (NGC 6720), which was taken with the Near Infrared Imager at the WIYN 3.5 m telescope on Kitt Peak. The high resolution of the H2 observation is ...
  • The Origins Billions Star Survey: Galactic Explorer 

    Kopeikin, Sergei M. (The Astronomical Society of the Pacific, 2006)
    The Origins Billions Star Survey is a mission concept addressing the astrophysics of extrasolar planets, Galactic structure, the Galactic halo and tidal streams, the Local Group and local supercluster of galaxies, dark ...