0.5 Mpc-scale extended X-ray emission in 4C 23.56
0.6 GHz mapping of extended radio galaxies. III - 3C66B, NGC 1265, 3C129, DA240, 3C236, 4C48.29, IC708 and IC711, 4CT51.29.1, 3C310, Abell2256, 3C402, and 3C465
0.8 day periodicity in line emission from HZ HER
0.8-1.6 micron spectroscopy of the planetary nebula NGC 7027
0.85 to 2.5 Micron Spectrum of γ Cassiopeia
0.95-1.3 micron spectrophotometry of two bright filaments of the crab nebula
0103-72.6: A New Oxygen-Rich Supernova Remnant in the Small Magellanic Cloud
037-B327 in M31: Luminous Globular Cluster or Core of a Former Dwarf Spheroidal Companion to M31?
0836+710. High quality ground and VSOP images
0FGL J1830.3+0617: A Fermi Blazar Near the Galactic Plane
0ptical observations of GRB afterglows: GRB 970508 and GRB 980326 revisited
0νββ: The experimental challenge