This book is aimed at teenagers exploring unknown psychology and reading habits, and popularizes scientific knowledge about space weapons in the form of popular science books. The content of this book includes military spacecraft, military manned spacecraft, the U. S. Global Rapid Strike System, the U. S. Air Force's new military spacecraft, the U. S. Mercury spacecraft, the U. S. Gemini spacecraft, the U. S. Gemini 8 spacecraft, the U. S. Apollo spacecraft, the Soviet Vostok spacecraft, the Soviet Soyuz spacecraft, etc. The book does not involve military science secrets, but simply introduces the performance of the world's main space weapons and other knowledge.
