From the reviews: "This book is ideal for general readers who would like a simplified overview of some of the hot topics and issues in cosmology and 'contact astronomy'. ... it offers facts and theories, as well as open-to-thought ideas on origins. ... A large slice of the book reiterates pivotal theories as to what happened after the beginning of the Universe. ... A further topic of this book is the possibility of developed forms of life and technological civilizations beyond the Solar System." (P. Chapman-Rietschi, The Observatory, Vol. 133 (1233), April, 2013) "In We are the Martians Professor Bignami connects Cosmology with Biology through a 13.7 billion year journey from the first few minutes after the Big Bang ... to the formation of planetary systems from embryonic protoplanetary discs. The book goes on to explore exo-planets discovered around other stars and their means of discovery. ... The author has done an excellent job of keeping difficult subjects understandable and in doing so has created a thought provoking work that is a joy to read ... ." (Paul Rumsby, Best Astronomy Books, September, 2012)