This book, originally published in 1982, describes and explains in detail the archival evidence, including the 'Great Debate' between Harlow Shapley and H. D. Curtis, of our own star system increased by a factor of 10, of other galaxies beyond our own and of an ever expanding Universe. This book with be of interest to professional and amateur astronomers as well as historians of science.
Prenumerera på vårt nyhetsbrev för att få fantastiska erbjudanden och inspiration för din nästa läsning.
Genom att registrera dig accepterar du vår personuppgiftspolicy.