"This book takes the reader on a guided tour of the new and exciting concepts which are now shaping our view of the cosmos." -Spaceflight, Dec. 1990 "This book is one of the best accounts of modern views of cosmology to appear in recent years." -Aslib, vol. 56, no. 1, January 1991 "The book is written in an entertaining way." -Paul Murdin, (Royal Greenwich Observatory, UK), Times Higher Educational Supplement, no. 956, March 1, 1991 "I originally expected this book to be just another run-of-the-mill jaunt into popular science. However, the style and depth of information covered sets it apart from similar publications ... a comprehensive insight into modern astrophysical theories..." -Alister Hillman, The British Astronomical Association, 1991 "... has the great skill to get it right with few words ... very nicely written yet precise..." -R. Kippenhahn, Physikalische, June 1991 "...this book, once started, cannot be put down..." -Heinz Tiersch, Astronomische Nachrichten, no. 312, 1991 "Writing in an entertaining and undemanding style ... This is a journey to be followed by any reader with an enquiring mind who has ever wondered about the true nature of the universe." -Europe and Astronomy, Winter 1992