Stellar formation

The subject is covered in chapters, entitled:(part 1, data) introduction; locations of star formation; the frequency distribution of stellar masses; the frequency distribution of the masses of aggregates of stars; the frequency distribution of cloud masses; the rate of star formation; the environment of star formation: (part 2, theory) cloud structure in the interstellar gas; the ordering of clouds into spiral arms; conditions for contraction of clouds; the fragmentation of clouds into protostars and the frequency distribution of protostar masses; the rate of formation of stars; the evolution of galaxies. (U.K.)