The Pulitzer Prize-winning author of "Cosmos" and renowned astronomer Carl Sagan's international bestseller about the discovery of an advanced civilization in the depths of space remains the greatest adventure of all time. The future is here in an adventure of cosmic proportions. When a signal is detected that seemingly originates from well beyond our solar system, a multinational team of scientists decides to find the source. What follows is an enlightening journey to the stars leading to the most impressive encounter in human history. Who – or what – is out there? Why are they watching us? And what do they want from us? "Contact" is one of the best science fiction novels about communication with extraterrestrial intelligent beings and a breathtaking and satisfying classic.