Welcome to E-Books Directory
This is a freely downloadable e-book.

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

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

Publisher: NASA 2011
ISBN/ASIN: 0160888042
ISBN-13: 9780160888045
Number of pages: 542

Description:
This book presents the history of planetary protection by tracing the responses to the microbiological contamination concerns on NASA's missions to the Moon, Mars, Venus, Jupiter, Saturn, and many smaller bodies of our solar system.

Home page url

 Download or read it online here:

Download link

 (multiple formats)