space travel
| Noun | 1. |  space travel - a voyage outside the Earth's atmosphere |
| 单词 | space travel | |||
| 释义 | space travel
space travelspace travel:see space explorationspace exploration,the investigation of physical conditions in space and on stars, planets, and other celestial bodies through the use of artificial satellites (spacecraft that orbit the earth), space probes (spacecraft that pass through the solar system and that may or may not ..... Click the link for more information. ; space sciencespace science, body of scientific knowledge as it relates to space exploration; it is sometimes also called astronautics. Space science draws on the conventional sciences of physics, chemistry, biology, and engineering, as well as requiring specific research of its own. ..... Click the link for more information. . space travel
Synonyms for space travel
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