| English | Arabic |
| green space A plot of vegetated land separating or surrounding areas of intensive residential or industrial use and devoted to recreation or park uses | مساحة خضراء |
| space policy A course of action adopted and pursued by government or some other organization, which seeks to support research and the exploration of planets, asteroids and other elements in the region beyond earth's atmosphere or beyond the solar system | سياسة الفضاء |
| space research Research involving studies of all aspects of environmental conditions beyond the atmosphere of the earth | بحوث الفضاء |
| space travel Travel in the space beyond the earth's atmosphere performed for scientific research purposes | السفر في الفضاء |