ISBN: 9787532651528 - 太阳风动力飞船 (美)杰夫·德·拉·罗莎 9787532651528 上海辞书出版社 (1 Ergebnisse)

paperback. Zustand: New. Language:Chinese.Paperback.Pub Date:2018-10-01 Pages:25 Publisher: Shanghai Lexicographic Publishing House The solar system contains many objects. It takes many years to reach the edge of the solar system using traditional rocket technology.?Moreover. traditional rockets require a lot of fuel as propellant. which occupies most of the mass of spacecraft.?This book introduces a new method that scientists have come up witha spaceship similar to a sailing ship. Of course. there is no air in space.…