{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Wernher von Braun's 1969 Manned Mars Mission Plans after Apollo and the Boeing 1968 Integrated Manned Interplanetary Nuclear Spacecraft Concept Definition Study","author_name":"National Aeronautics and Space Administration (NASA), World Spaceflight News, Wernher von Braun","thumbnail_url":"https://www.ebooknetworking.net/books/B00/9MQ/bigB009MQUFEY.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B009MQUFEY.html\">Wernher von Braun&#039;s 1969 Manned Mars Mission Plans after Apollo and the Boeing 1968 Integrated Manned Interplanetary Nuclear Spacecraft Concept Definition Study</a>","width":400,"height":300}