Zhang Banggu
(2015)
Mystery of Cosmos: pp.
119-.
CHAPTER SIX: Challenge to the Human
The following sections are included:
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6.1. How Long Will Our Cosmos Keep Expanding?
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6.2. Late Period of the Sun
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6.3. Roam in the Cosmos
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6.4. The Position of the Cosmic Center
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6.5. Flight Speed and Load Ratio
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6.6. Spacecraft
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6.7. Outer Planet Fuel Storage