Calendar: 1890-1891 Page 392

392 DEPARTMENT FOR LADIES Lent Term 1891 Comets Meteors Stars and Nebulae Comets their Orbits Head Tail Coma Nucleus Jets and Envelopes-Their Probable Number and Physical Constitti- tion Luminous Meteors-November Showers-Meteorites their Chemical and Physical Constitution The Stars and how to learn them-Scintillation of the Stars-Number of Stars visible to the Naked Eye and in large telescope The Constellations-Designation of Stars-Their proper motion and the motion of the Sun in space-Distances of some Stars and Methods of Measurement The Spectroscope applied to the Study of the Stars-Stellar Chemistry-Four Orders of Stars their relative ages-Stellar Photography Double and Multiple Stars-Distinction between Optical and Physical doubles-Coloured Stars and the "Worlds ruled by them-Variable Stars and their Attendant Worlds-Tern- porary Stars-Spectroscopic evidence of the Physical Changes going on in them Star clusters and Nebulae-Varieties of Nebulae-Relative distribution of Stars and Nebulae-Spectroscopic evidence as to the nature of Nebulae-Evidences of Progressive Change -Worlds forming-Cosmogony and the Nebular hypothesis Fee £1 lis 6d