by Les Johnson (Author)
Format: Mass Market Paperback
Pages: 416
Edition: Reprint
Publisher: Baen Books
Published: 10 Jan 2012
ISBN 10: 145163773X
ISBN 13: 9781451637731
Les Johnson is a NASA physicist and author. By day, he serves as the Deputy Manager for the Advanced Concepts Office at the NASA George C. Marshall Space Flight Center in Huntsville, Alabama. In the early 2000s, he was NASA's Manager for Interstellar Propulsion Research and later managed the In-Space Propulsion Technology Project. He was technical consultant for the movie Lost in Space and has appeared on the Discovery Channel series, Physics of the Impossible in the How to Build a Starship episode. He has also appeared in three episodes of the Science Channel series Exodus Earth. In his spare time he writes popular science books and articles, including Solar Sails: A Novel Approach to Interplanetary Travel, Living Off the Land in Space: Green Roads to the Cosmos and Paradise Regained: The Regreening of Earth.