Extraterrestrials: A Field Guide for Earthlings - Softcover

Blending science and imagination, this book is a round-up of what science tells us about the possibility of aliens - if they exist: what they might look like, what conditions they might live in.

The best-selling author of "Nightwatch," "Exploring the Night Sky," "The Backyard Astronomer's Guide," "Exploring the Sky by Day," and "From Big Bang to Planet X," Terence Dickinson has received many national and international science awards including the New York Academy of Sciences Book of the Year Award and the Royal Canadian Institute's Sandford Fleming Medal. More than one million of his previous books are in print in three languages.