TY - BOOK AU - Kaufmann, William J. TI - Discovering the universe / William J. Kaufmann SN - 0 7167 2054 X PY - 1989/// CY - Estados Unidos de America : Freeman and Company KW - 1. GEOGRAPHY 2. DISCOVERING-UNIVERSS 3. EARTH-SCIENCES N1 - Contents, appendixes, glosary; Astronomy and the universe, discovering the heavens, gravitation and the motions of the planets, ligth, optics, and etlescopes, the major terrestrial planets, the JOvian planets, the smaller terrestrial worlds, interplanetary vagabonds, the nature of the stars, the lives of stars, the deaths of stars, black holes, the milky way galaxy, quasars and active galaxies. ER -