When Biospheres Collide: A History of NASA's Planetary Protection Programs

by NASA, Michael Meltzer, National Aeronautics and Space Administration

Each time a space vehicle visits another world it runs the risk of forever changing that extraterrestrial environment. We are surrounded on Earth by a m lange of different microorganisms, and if some of these hitchhike onboard a space mission, they could contaminate and start colonies on a different planet. Such an occurrence would irrevocably alter the nature of that world, compromise all future scientific exploration of the body, and possibly damage...

• Format: Paperback
• Language: English
• ISBN: 1493586378
• ISBN13: 9781493586370
• Release Date: October 2013
• Publisher: Createspace Independent Publishing Platform
• Length: 546 Pages
• Weight: 2.06 lbs.
• Dimensions: 1.1" x 7.0" x 10.0"