{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Cosmic Wanderer: Unconventional Concepts In Relativistic Rocket Flight","author_name":"James M. Essig, Steve McCarter","thumbnail_url":"https://www.ebooknetworking.net/books/149/035/big1490352139.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-1490352139.html\">The Cosmic Wanderer: Unconventional Concepts In Relativistic Rocket Flight</a>","width":400,"height":300}