'98 - 99 Annual Meeting and Symposium of Shanghai Astronomical Society (Shanghai (China), 16 Apr 1999).

'A crossroad on physics & eclipses of the Sun'

'Abnormal' Emission Line Intensities of Hydrogen

'Alfven wing' models of the induced electrical current system at Io - A probe of the ionosphere of Io

'Ali Qushji and Regiomontanus: eccentric transformations and Copernican Revolutions

'BATSE Data Analysis'

'Blue clearings' on Mars in August and September 1971 and their connection with dust clouds

'C10-micrometer' a 10 micron camera at CFHT presentation and initial results

'Cavities' in the intergalactic medium

'Centenaries for 2006'

'Chemical structure' in the red giant Hertzsprung-Russell diagram, and the age of the galactic disk

'Clean and Restore' technique applied to observations from the 'Westerbork Synthesis Radiotelescope' and from the 'Northern Cross radiotelescope'

'Cold' material in non-thermal sources

'Comet' eyepiece problems.

'Copernicus' observations of extragalactic X-ray sources

'Dead quasars' in nearby galaxies?

'Einstein' observations of BL Lacertae objects

'Electroglow' from Jupiter: Fluorescence or Electron Excitation?

'Encouraging progress' for Armagh Observatory's dark sky campaign

'Evaporation' of black holes and the fundamental length