About the book Main Topics:
l The first part on astronomy deals celestial coordinate system, stellar classification schemes, H-R diagrams and masses and radii of stars
l The second part on astrophysics includes stellar structure, stellar atmospheres, energy generation in stars and nucleosynthesis
l The third part on galactic structure, rotation and cosmology introduces Robertson-Walker metric and Friedman models of the universe, and discusses the present status of Hubble constant and the problems with the age of the universe |