Is There a Massive Black Hole in Every Galaxy?.- European and Other International Cooperation in Large-Scale Astronomical Projects.- A Decade of Stellar Research with IUE.- Astrophysics with GRO.- The Infrared Space Observatory ISO.- HIPPARCOS After Launch!? The Preparation of the Input Catalogue.- The Cassini/Huygens Mission.- Plans for High Resolution Imaging with the VLT.- A Correlation Tracker for Solar Fine Scale Studies.- The Muenster Redshift Project (MRSP).- Galaxies in the Galactic Plane.- Synchrotron Light from Extragalactic Radio Jets and Hot Spots.- Very High Energy X-Rays from Supernova 1987A.- Optical Spectrophotometry of the Supernova 1987A in the LMC.- Planetary Nebulae in Late Evolutionary Stages.- Structural Variations in the Quasar 2134+004.- Submillimeter Observations of Galactic and Extragalactic Objects.- Atmospheric Variations in Chemically Peculiar Stars.- Chemically Peculiar Stars of the Upper Main Sequence.- Dynamics and Structures of Cometary Dust Tails.- Automated Data Analysis.- MIDAS.- The Sun's Differential Rotation.- Lighting up Pancakes - Towards a Theory of Galaxy-formation.- The Simulation of Hydrodynamic Processes with Large Computers.- Evolution of Massive Stars.- Multi-dimensional Radiation Transfer in the Expanding Envelopes of Binary Systems.- Accretion Disks in Close Binaries.- Index of Contributors.
