Scientists believe that more than 13 billion years ago the universe was born in a titantic explosion-the Big Bang. It has been expanding ever since. This volume, aimed at basic readers, explores the evidence for this momentous event, as well as glances far ahead into alternate futures in which the universe either keeps expanding or reverses course and contracts.
Chapter 1 The Birth of Space and Time
Chapter 2 Galaxies, Stars, and Planets Form
Chapter 3 Discovering the Big Bang
Chapter 4 The Fate of the Universe